132.
Hobbs,
PR, & M. Osmanzai. 2006. Important Rainfed Farming Systems of South Asia. A paper written for and accepted for
publication in a new book on Rainfed Land Management Systems, with special
reference to “Dryland” Farming Systems to be published in Australia.
127.
McDonald, A.J., Hobbs,
P.R., Riha, S.J., 2006.
Does the system of rice intensification outperform conventional best
management? A synopsis of the empirical record.
Field Crops Research 96: 31-36.
126.
Hobbs,
P.R., R. Gupta and C. Meisner. 2005. Conservation Agriculture in South Asia. In: Uphoff, N., A. Ball, E.
Fernandes, H. Herren, O. Husson, M. Laing, J. Pretty, C. Palm, P. Sanchez, N.
Sanginga, and J. Thies. (Eds). Biological Approaches to Sustainable Soil
Systems. Pages 358-371.
125.
Pokharel, R.R., P.Hobbs and A.P. Regmi. 2004. Population density of rice
root nematode (Hirschmanniella sp.) in long-term fertility experiments in Nepal.
Nematol. Medit. 32:189-194.
124.
Malik, R.K., A. Yadav, S. Singh, P.K. Sardana and P.R. Hobbs. 2004. No-Tillage
Farming in the Rice-Wheat Cropping Systems in India. In R. Lal, P. Hobbs, N. Uphoff and D.O. Hansen. (eds). Sustainable Agriculture
and the Rice-Wheat System. Ohio
State University.
Columbus, Ohio, USA. Chapter 8: 133-146.
123.
Lal, R., D.O. Hansen, P.Hobbs and N. Uphoff. 2004. Reconciling Food Security
with Environment Quality Through No-Till Farming. In R. Lal, P. Hobbs, N. Uphoff and D.O. Hansen. (eds). Sustainable Agriculture
and the Rice-Wheat System. Ohio
State University.
Columbus, Ohio, USA. Chapter 31: 495-512.
122.
Sayre, K.D., and P.R. Hobbs. 2004. The Raised-Bed System of Cultivation for
Irrigated Production Conditions. In R. Lal, P. Hobbs, N.
Uphoff and D.O. Hansen. (eds). Sustainable Agriculture and the
Rice-Wheat System. Chapter 20: 337-355. Ohio State University. Columbus, Ohio, USA. Chapter
20: 337-355.
121.
Hobbs, P.R. and J. Gaunt. 2004. Promoting Sustainable Agricultural Production
in Rice-Wheat Systems of South Asia. Special Issue of the journal of
Agricultural Economics entitled Sustainable Agricultural Intensification.
(papers being edited).
120.
Hobbs, P.R. and R. Bellinder. 2004. “Weed Management in Less Developed
Countries” Encyclopedia of Plant and Crop Science 1.1 (2005). 31 Jul. 2006.
http://www.dekker.com/sdek/abstract~db=enc~content=a713576027
119.
Hobbs, P.R. and R.K.Gupta. 2004. Problems and Challenges of No-Till Farming for
the Rice-Wheat Systems of the Indo-Gangetic Plains in South Asia. In R. Lal, P.
Hobbs, N. Uphoff and D.O. Hansen. (eds).
Sustainable Agriculture and the Rice-Wheat System. Ohio State University. Columbus, Ohio, USA. Chapter
6:101-121.
118.
Hobbs, P.R. and R.K. Gupta. 2003. Resource Conserving Technologies for Wheat in
Rice-Wheat Systems. In J. K. Ladha et al. (ed.) Improving the productivity and
sustainability of rice-wheat systems: issues and impact. ASA, Spec. Publ. 65.
ASA Madison, WI. Pages 149-171.
117.
Wall, P., J. Ekboir and P.R.
Hobbs. 2003. Institutional aspects of conservation agriculture. Paper presented
at the International Workshop on Conservation Agriculture for Sustainable Wheat
Production in Rotation with Cotton in Limited Water Resource Areas, Tashkent, Uzbekistan,
October 13-18, 2002.
116.
Gupta, R.K., R. K. Naresh,
P. R. Hobbs, Jheng Jiaguo and J. K. Ladha. 2003. Sustainability of Post-Green
Revolution Agriculture: The Rice-Wheat Cropping Systems of the Indo-Gangetic
Plains and China.
In J. K. Ladha et al. (ed.) Improving the productivity and
sustainability of rice-wheat systems: issues and impact. ASA, Spec. Publ. 65.
ASA Madison, WI. Pages 1-25.
115.
Hobbs,
P. R. and R. K. Gupta. 2003. Rice-Wheat Cropping Systems in the Indo-Gangetic
Plains: Issues of Water Productivity in Relation to New Resource Conserving
Technologies. In Kijne, J.W., R. Barker and D. Molden (eds.)
Water Productivity in Agriculture: Limits and Opportunities for Improvement.
CAB International. UK.
pp 239-253.
114.
Bellinder R. R., A. Miller, R.K.Malik, J.D.Ranjit, P.R. Hobbs, L.S.
Brar, G. Singh, S. Singh and A. Yadev. 2002. Improving Herbicide Application
Accuracy in South Asia. Weed Technology 16(4):
845-850.
113.
Gupta, R.K., R.K. Naresh, P.R. Hobbs and J.K. Ladha. 2002. Adopting
conservation agriculture in the rice-wheat system of the Indo-Gangetic Plains:
new opportunities for saving water. In:
Bouman, B.A.M et al.
(Eds.), Water-wise rice production.
Proceedings of the International Workshop on Water-wise rice production,
8-11 April 2002, Los Banos,
Philippines. Los Banos (Philippines): International Rice Research Institute. 356 p.
112.
Regmi, A.P., J.K. Ladha, H. Pathak, E. Pasuquin, C. Bueno, D. Dawe, P.R.
Hobbs, D.Joshy, S.L. Maskey, and S.P. Pandey. 2002. Analyses of Yield and Soil
Fertility Trends in a 20-Year Rice-Rice-Wheat Experiment in Nepal. Soil Science Society of America. Soil
Sci. Soc. Am. J. 66: 857-867.
111.
Regmi, A.P., J.K. Ladha, E.M.Pasuquin, H. Pathak, P.R. Hobbs, M.L.
Shrestha. 2002. Importance of Potassium in Sustaining Yields in Rice-Wheat
System in Indo-Gangetic Plains of Nepal. Biol. Fert. Soils. 36:
240-247.
110.
Malik, R.K., A. Yadav, S.Singh, R.S.Malik, R.S. Balyan, R.S. Banga, P.K.
Sardana, S. Jaipal, P.R.Hobbs, G. Gill, S.Singh, R.K.Gupta and R. Bellinder.
2002. Herbicide resistance management and evolution of zero-tillage – a success
story. Research Bulletin. CCS Haryana Agricultural University, Hisar, India.
43p.
109.
Ladha, J.K., D. Dawe, L. Yadav, H. Pathak, A.T. Padre, P. Hobbs, R.K.
Gupta. 2002. Productivity and nutrient trends in long-term rice-wheat
experiments in Asia. Symp. on Improving the
Productivity and Sustainability of Rice-Wheat Systems, 22 Oct. 2001. ASA, Charlotte, USA.
In press.
108.
Ladha, J.K, D. Dawe, H. Pathak, A.T. Padre, R.L. Yadav, Bijay Singh,
Yadvinder Singh, Y. Singh, P. Singh, A.L. Kundu, R. Sakal, N. Ram, A.P. Regmi,
S.K. Gami, A.L. Bhandari, R. Amin, C.R. Yadav, E.M. Bhattarai, R.K. Gupta, and
P.R. Hobbs. 2002. How extensive are yield declines in long-term rice-wheat
experiments in Asia? Field Crops Res. 4149:
1-22.
107.
Gupta, R.K., A.K. Shukla, P.R. Hobbs and J.K. Ladha. 2002. Options for
establishment of rice and issues constraining its productivity and
sustainability in eastern Gangetic Plains of Bihar,
Nepal and Bangladesh. RWC Traveling Seminar
Report Series 4. Rice-Wheat Consortium for the Indo-Gangetic Plains, New Delhi, India.
p. 31.
106.
Hobbs,
P.R., Y. Singh, G.S. Giri, J.G. Lauren, and J.M. Duxbury. 2002. Direct seeding
and reduced tillage options in the rice-wheat systems of the Indo-Gangetic
Plains of South Asia. In S.
Pandey, M. Mortimer, L. Wade, T.P Tuong, K. Lopez and B. Hardy.
Direct seeding: Research strategies and Opportunities. Proceedings of the
international workshop on direct seeding in Asian rice systems: strategic
research issues and opportunities. 25-28 January, 2000, Bangkok. Thailand. International Rice
Research Institute, Los Banos,
Philippines.
pp. 201-215.
105.
Kataki, P., P. R. Hobbs, and B. Adhikary. 2001. The Rice-Wheat Cropping
System of South Asia: Trends, Constraints, and
Productivity – A Prologue. Journal of Crop Production, Volume 3 (2):1-26.
104.
Hobbs,
P.R. 2001. Conservation agriculture: a way to meet future food security demands
in South Asia through more efficient and
environmentally sound practices. Agren short note.
103.
Hobbs, P.R.,
Raj Gupta, R.K.Malik and S.S. Dhillon. 2001. Conservation Agriculture for the
rice-wheat systems of the Indo-Gangetic Plains of South Asia: A case study from
India.
In Proceedings of the 1st World Congress on Conservation Agriculture Madrid, 1-5 October,
2001
102.
Hobbs,
P. R. and K. D. Sayre. 2001. Managing Experimental Breeding Trials. In
Application of Physiology in Wheat Breeding, edited by Reynolds, M. P., J. I.
Ortiz-Monasterio, and A. McNab. CIMMYT publication. Mexico, D.F.
101.
Hobbs,
P.R. 2001. Tillage and crop establishment in South Asian rice-wheat systems:
present and future options. In Kataki, P.K. Ed. The Rice-Wheat Cropping System
of South Asia: Efficient Production
Management. Journal of Crop Production, Volume 4, (1):1-23.
100.
Gupta, R. K., P. R. Hobbs, and J. K. Ladha. 2001. Resource Conserving
Technologies - Transforming the Rice Wheat Systems of the Indo-Gangetic Plains:
Rice Wheat Consortium - A Success Story. 17p. Bangkok,
Asia-Pacific Association of Agricultural Research Institutions, FAO Regional
Office for Asia & The Pacific.
99.
Gami, S. K., J. K. Ladha, H. Pathak, M. P. Shah, E. Pasuquin, S. P.
Pandey, P. R. Hobbs, D. Joshy, and R. Mishra. 2001. Long-term changes in yield
and soil fertility in a twenty-year rice-wheat experiment in Nepal. Biol.Fertil.Soils 34:73-78.
98.
Mehla, R. S., J. K. Verma, R. K. Gupta, and P. R. Hobbs. 2000.
Stagnation in the Productivity of Wheat in the Indo-Gangetic Plains:
Zero-till-seed-cum-fertilizer Drill as an Integrated Solution. Rice-Wheat
Consortium Paper Series 8, 1-9. RWC-IGP, New
Delhi. India
97.
Ladha, J. K., K. S. Fischer, M. Hossain, P. R. Hobbs, and B. Hardy.
2000. Improving the productivity and sustainability of Rice-Wheat systems of
the Indo-Gangetic Plains: A synthesis of NARS-IRRI partnership research. IRRI.
Discussion Paper No. 40. 31p. Los
Banos, Philippines.
96.
Hobbs,
P.R. and R.K.Gupta. 2000. Sustainable Resource Management in Intensively
Cultivated Irrigated Rice Wheat Cropping Systems of the Indo-Gangetic Plains of
South Asia: Strategies and Options. In
Proceedings of an International Conference on “Managing Natural Resources for
Sustainable Production in the 21st Century” February 14-18, 2000, New Delhi, India.
95.
Hobbs,
P. R., R. K. Gupta, J. K. Ladha, and V. Balasubramanian. 2000. Crop
Establishment and Management: new opportunities for enhancing rice-wheat system
productivity. In Proceedings of an International workshop on “Developing an
Action Program for Farm-level Impact in Rice-Wheat Systems of the Indo-Gangetic
Plains. September 25-27, 2000, New Dehli,
India.
94.
Hobbs,
P. R., R. Gupta, J. K. Ladha, and L. Harrington. 2000. Sustaining the Green
Revolution by resource conserving technologies: The Rice-Wheat Consortium's example.
ILEIA Newsletter, December 2000, pp. 8-10.
93.
Hobbs,
P.R., and R.K. Gupta. 2000. Sustainable resource management in intensively
cultivated irrigated rice-wheat cropping systems of the Indo-Gangetic Plains of
south Asia: Strategies and options. In A.K.
Singh (ed.) Proc. Int. Conf. Managing Natural Res. for Sustainable Ag. Prod. in
the 21st Century, New Delhi,
India. 14-18
Feb. 2000. Indian Soc. Soil Sci., New
Delhi, India.
92.
Hobbs,
P. R. and R. K. Gupta. 2000. Soil and Crop Management Practices for Enhanced
Productivity of the Rice-Wheat Cropping System in the Sichuan
Province of China. RWC-IGP Research Series 9. New Delhi, India.
91.
Hobbs,
P.R., S.S.Dhillon, Y.Singh and R.K. Malik. 2000. New Reduced and Zero-tillage
Options for increasing the Productivity and Sustainability of Rice-Wheat
Systems in the Indo-Gangetic Plains of South Asia. Proceedings of 15th
Conference of International Tillage Research Organization held at Fortworth, Texas,
USA from July
2-7, 2000.
90.
Hobbs,
P. R. 2000. The Rice-Wheat Consortium: An Ecoregional Initiative of the
Consultative Group on International Agricultural Research (CGIAR) for the
Indo-Gangetic Plains of South Asia. Asia Pacific Conference on Sustainable Agriculture. Pitsanoluk, Thailand
October 18-20, 1999.
89.
Gupta, R. K., P.R. Hobbs, and J.K. Ladha. 2000. From Issue to Action.
Proc. 6th Meeting of the Regional Steering Committee, Islamabad, Pakistan.
7-8th Mar. 2000. Rice-Wheat Consortium for the Indo-Gangetic Plains, New Delhi, India.
p 1-7.
88.
Gupta, R. K., P. R. Hobbs, M. Salim, R. K. Malik, M. R. Varma, T. P.
Pokharel, T. C. Thakur, and J. Tripathi. 2000. Rice-Wheat Consortium Traveling Seminar
Report Series 1: Research and Extension Issues for Farm-Level Impact on the
Productivity of the Rice-Wheat Systems in the Indo-Gangetic Plains of India and Pakistan. 26p. New Delhi, India.
87.
Gupta, R. K., P. R. Hobbs, M. Salim, N. H. Chowdhary, and S. I. Bhuiyan.
2000. Study of Research and Extension Issues in the Sichuan
Province of China for Farm-Level Impact on the
Productivity of the Rice-Wheat System. Rice-Wheat Consortium for the
Indo-Gengetic Plains Research Report 2. IARI Campus, Pusa, New
Delhi India.
86.
Gill, M. A., M. Kahlown, M. A. Choudhary, and P. R. Hobbs. 2000.
Evaluation of Resource Conservation Technologies in Rice-Wheat System of Pakistan.
Water and Power Development Authority Report. 19p. Lahore, Pakistan
85.
Gill, J. S., P. R. Hobbs, and M. L. Shrestha. 2000. Possible impact of
the current El Nino event on Nepal's
1998 paddy crop. HMG/Winrock paper 1-15. Kathmandu,
Nepal.
84.
Gami, S. K., P. Kataki, P. R. Hobbs, J. M. Duxbury, J. G. Lauren, and A.
K. Gautam. 2000. "Surface and Relay Seeding Technology Adoption of Wheat
at RARS Parwanipur Command Area." NARC paper. Kathmandu Nepal
83.
Dhillon, S.S., Peter R. Hobbs and Samra J.S. 2000. Investigations on Bed
Planting system as an alternative tillage and crop establishment practices for
improving wheat yields sustainably. Proceedings of 15th Conference of
International Tillage Research Organization held at Fortworth, Texas, USA from July 2-7, 2000.
82.
Adhikari, C., K. F. Bronson, G. M. Panuallah, A. P. Regmi, P. K. Saha,
A. Dobermann, D. C. Olk, P. R. Hobbs, and E. Pasuquin. 1999. On-farm soil N
supply and N nutrition in the rice-wheat system of Nepal
and Bangladesh.
Field Crops Research 64:273-286.
81.
Morgounov,A., Sayre,K.D., Hobbs,P.R.,
and Ortiz-Monasterio,J.I. 1999. Sustainable wheat and maize productions systems
in developing countries. In Proceedings FAO-CIMMYT-ICARDA workshop in Kazakhstan.
Sept. 1999.
80.
Adhikari, C., B. Adhikary, N. P. Rajbhandari, M. Hooper, H. K. Upreti,
B. K. Gyawali, N. K. Rajbhandari, and P. R. Hobbs. 1999. Wheat and Rice in the
Mid-Hills of Nepal: A benchmark report on farm resources and production
practices in Kavre District. CIMMYT and NARC report. Kathmandu, Nepal.
79.
Rajaram, S., P. R. Hobbs, and P. Heisey. 1998. Review of Pakistan's
Wheat and Maize Research Systems. CIMMYT report 16p. CIMMYT, Mexico DF.
78.
Meisner, C., P. R. Hobbs, M. Badaruddin, M. A. Razzaque, G. S. Giri, and
S. Justice. 1998. Mechanical revolution among small landholders of south Asia:The growing use of Chinese hand tractors. CIMMYT
Report. Kathmandu, Nepal.
77.
Malik,R.K., Gill,G., & Hobbs,
P.R. 1998. Herbicide resistance - a major issue for sustaining wheat
productivity in rice-wheat cropping system in the Indo-Gangetic plains. Rice
Wheat Consortium Research Paper series number 3. 36 pp. New Delhi, India.
76.
Hobbs,
P. R., K. D. Sayre, and J. I. Ortiz-Monasterio. 1998. Increasing wheat yields
through agronomic means. In Wheat Research needs beyond 2000 AD. Proceedings of
the International Group on "Wheat Research needs beyond 2000 AD" held
at DWR, Karnal, India 12-14 August 1997, edited by
Nagarajah, S., Gyanendra Singh, and B. S. Tyagi. Narosa Publishing House, New Delhi, India.
75.
Hobbs, P. R. and I.
P. Abrol. 1998. Scientist's Reports from the Traveling Seminar on Tillage and
Crop establishment to North-West India and Pakistan Punjab. RWC IGP
report 32p. New Delhi, India.
74.
Dhillon, S. S., P. R. Hobbs, and J. S. Samra. 1998. Raised bed planting
system-an innovative strategy for enhanced and sustained crop productivity and
environmental safety in irrigated wheat based cropping systems. Proceedings of
an International Symposium on Agro-Environmental issues and future strategies towards
21st Century, held at Univ. of Agri.
Faisalabad, Pakistan.
73.
Bronson, K. F. and P. R. Hobbs. 1998. The role of soil management in
improving yields in the rice-wheat systems of South Asia.
In Soil Quality and Agricultural Sustainability, edited by Lal, R. Ann Arbor
Press. Chelsea, Michigan
72.
Hobbs,
P.R., G.S. Giri, and P. Grace. 1997. Reduced and zero tillage options for the
establishment of wheat after rice in south Asia.
RWC-IGP Paper No. 2 Mexico, D.F. Rice-Wheat Consortium for the Indo-Gangetic
Plains, New Delhi, and CIMMYT, Mexico, D.F.
71.
Hobbs,
P. R. and G. S. Giri. 1997. Reduced and zero tillage options for establishment
of wheat after rice in South Asia. In
Wheat:Prospects for Global Improvement. Proceedings of the 5th International
Wheat Conference, 10-14 June, 1996, Ankara, Turkey, edited by Braun, H. J., F.
Altay, W. E. Kronstad, S. P. S Beniwal, and A. McNab. Kluwer Academic
Publishers. Netherlands
70.
Hobbs,
P. R. and B. Adhikary. 1997. The importance of rice-wheat systems for food
security in Nepal.
In Proceedings of a DFID end of project workshop. October 1-3. 1997. pages 1-5.
CIMMYT Mexico
DF.
69.
Hobbs,
P.R. 1997. Crop Establishment in Rice –Wheat Systems of South
Asia. A Paper presented at the 30th anniversary celebrations for Chiangmai University, Thailand, December 11-13th 1997
68.
Hobbs,
P. R., K. Bronson, and C. Meisner. 1996. Technology options for enhancing
productivity and sustainability of rice-wheat cropping systems. A paper presented
at the half day symposium on “Sustaining rice-wheat cropping systems - an
emerging research agenda” held during the International Crop Sciences Congress
meeting in New Delhi,
November 20, 1996.
67.
Hobbs,
P. R. and M. L. Morris. 1996. Meeting South Asia's
future food requirements from rice-wheat cropping systems: Priority issues
facing researchers in the post green revolution era. CIMMYT NRG Paper 96-01.
45p. Mexico
D.F.
66. Hobbs, P. R., L. W. Harrington,
C. Adhikary, G. S. Giri, S. R. Upadhyay, and B. Adhikary. 1996. Wheat and rice
in the Nepal tarai: Farm resources and production practices in Rupandehi
District. 44p. NARC and CIMMYT report. Mexico DF.
65.
Hobbs, P.R., T. Woodhead, C.A. Meisner.
1994. Soil physical factors limiting the productivity of the rice-wheat
rotation and ways to reduce their impact through management. In:
Wheat in Heat-Stressed Environments: Irrigated, Dry Areas and Rice-Wheat
Farming Systems. Proceedings of the International Conferences: Wheat in Hot,
Dry, Irrigated Environments, Wad Medani, Sudan, 1-4 Feb 1993, and Wheat in Warm
Area, Rice-Wheat Farming Systems; Dinajpur, Bangladesh, 13-15 Feb 1993.
Saunders, D.A., Hettel, G.P. (eds.). Mexico, DF: CIMMYT.
64.
Hobbs,
P. R. 1994. Rice-wheat systems in South Asia.
In Proceedings of a symposium on Sustainability of rice-wheat systems in
North-West India.
HAU, Karnal. May 7-8, 1994, Haryana Agricultural University Hissar, India.
63.
Hobbs,
P. R. 1994. The role of diagnostic surveys in problem/constraint identification
in rice-wheat systems research. CIMMYT report 1-8. Mexico DF.
62.
Hobbs,
P. R., A. P. Regmi, G. P. Acharya, and G. S. Giri. 1994. Long term soil
fertility trials in Nepal.
In Proceedings of the final ADB regional rice-wheat workshop held at IRRI from
16-18 December 1993. IRRI/CIMMYT/NARS Los Banos, Phillippines.
61.
Giri, G. S. and P. R. Hobbs. 1994. The use of farm and farmer field
monitoring as a way to study the sustainability of farming systems: Results of
a study from Rupandehi district in Nepal. In Proceedings of a Farming
Systems Research and Extension Seminar. March 21-23, IAAS and Ford Publication Rampur, Nepal.
60.
Fujisaka, S., L. W. Harrington, and P. R. Hobbs. 1994. Rice-Wheat in South Asia: System and Long-Term Priorities Established
Through Diagnostic Research. Agricultural Systems 46 (2):169-187.
59.
Razzaq, A., B. M. Khan, B. R. Khan, N. I. Hashmi, and P. R. Hobbs. 1993.
Chemical control of Phalaris minor and Avena fatua in wheat. Pakistan
Journal of Agricultural Research 14, (2&3):192-197.
58.
Razzaq, A., P. R. Hobbs, and N. I. Hashmi. 1993. Economics of wheat
production in barani areas of northern Punjab.
Pakistan
Journal of Agricultural Research 14, (4):251-254.
57.
Hobbs,
P. R. 1993. Measuring sustainability: Long-term agronomic trials versus farmer
monitoring. In Methods of Measuring Sustainability through Farmer Monitoring:
Application to the Rice-wheat Cropping Pattern in South
Asia. Proceedings of the Workshop, 6-9 May, 1992. Kathmandu, Nepal., edited by Harrington, L. W., P. R.
Hobbs, and K. A. Cassaday. CIMMYT/IRRI/NARC publication. Mexico DF.
56.
Hobbs,
P. R., N. I. Hashmi, and N. U Ahmed. 1993. Rice-wheat cropping systems in
irrigated rice environment. In Proceedings of an International Rice research
Conference, November 7-11, 1988. IRRI Los
Banos, Philippines.
55.
Hobbs,
P. R., T. Woodhead, and C. Meisner. 1993. Soil Physical factors important in
the productivity of the rice-wheat rotation. In Wheat in the Heat Stressed
Environments: Irrigated, Dry areas, and Rice-Wheat Farming Systems. Proceedings
of a workshop held in Nashipur,
Bangladesh.
February 14-15, 1993., edited by Saunders, D. A. and G. Hettel. CIMMYT Mexico,D.F.
54.
Harrington, L. W., S. Fujisaka, M. L. Morris, P. R. Hobbs, H. C. Sharma,
R. P. Singh, M. K. Chaudhary, and S. D. Dhiman. 1993. Wheat and Rice in Karnal
and Kurukshetra Districts, Haryana,
India: Farmers'
Practices, Problems and an Agenda for Action. HAU, ICAR, CIMMYT, and IRRI
publication. Mexico
DF.
53.
Harrington, L. W. and P. R. Hobbs. 1993. Assessing the sustainability of
the rice-wheat cropping pattern: An example from the Nepal Terai. In
Proceedings of the Asian Farming Systems Symposium held in Colombo, Sri Lanka,
2-5 November 1992.
52.
Harrington, L. W., S. Fujisaka, P. R. Hobbs, C. Adhikary, G. S. Giri,
and K. Cassaday. 1993. Rice-Wheat Cropping Systems in Rupandehi District of the
Nepal Terai: Diagnostic surveys of Farmers' practices and problems, and needs
for further research. NARC/CIMMYT/IRRI Mimeograph. Mexico DF.
51.
Harrington, L. W., P. R. Hobbs, C. Adhikary, G. S. Giri, and S. R.
Uppahya. 1993. Wheat and Rice in the Nepal Tarai: Farm resources and production
practices in Rupandehi District,
Nepal.
CIMMYT/NARC report. Mexico
DF.
50.
Giri, G. S., G. P. Acharya, A. P. Regmi, and P. R. Hobbs. 1993. Results
of a long term rice-rice-wheat soil fertility experiment in the tarai of Nepal.
In Wheat in the heat stressed environment: Irrigated, dry areas and rice-wheat
farming systems. Proceedings of a workshop held in Nashipur, Bangladesh.
February 14-15, 1993., edited by Saunders, D. A. and G. Hettel. CIMMYT, Mexico D.F.
49.
Aslam, M., A. Majid, N. I. Hashmi, and P. R. Hobbs. 1993. Improving
wheat yield in the rice-wheat cropping system of the Punjab
through zero tillage. Pakistan
Journal of Agricultural Research 14:8-11.
48.
Aslam, M., N. I. Hashmi, A. Majid, and P. R. Hobbs. 1993. Improving
wheat yield in the rice-wheat cropping system of the Punjab
through fertilizer management. Pakistan
Journal of Agricultural Research 14:1-7.
47.
Ali, M., P. R. Hobbs, and L. E. Velasco. 1993. Determinants of
sustainable wheat production in the Tarai of Nepal. IRRI report 1-30. Manila, Philippines.
46.
Singh, R. P., P. R. Hobbs, and L. W. Harrington. 1992. Rice-wheat
diagnostic surveys for sustainable agriculture: A case study in India.
In Asian Farming Systems Symposium, "Sustainable Agriculture: Meeting the
Challenge Today", 2-5 November 1992, Colombo,
Sri Lanka.
45.
Saleem, M. T., P. R. Hobbs, and M. S. Zia. 1992. Review of advances in
high yield crop production technology in Pakistan. Soil & Fert.Inst.of Chinese
Academy of
Agric.Sci.:249-263.
44.
Misra, R., R.C. Munankarmi, S.P. Pandey and P.R. Hobbs. 1992. Sterility
work in wheat at Tarahara in the eastern Terai of Nepal. In Mann,
C.E. and B. Rerkasem (Eds.) Boron Deficiency in Wheat. Wheat Special Report no.
11. CIMMYT, Mexico
DF. Pages 67-71.
43.
Hobbs, P. R., G. P. Hettel, R. K. Singh, R. P. Singh, L. W. Harrington,
V. P. Singh, and K. G. Pillai. 1992. Rice-wheat cropping systems in Faizabad
District of Uttar Pradesh, India: Exploratory surveys of farmers' practices and
problems, and needs for further research. ICAR/NDUAT/CIMMYT/IRRI publication. Mexico
D.F
42.
Hobbs, P. R., I.
Saeed, and U. Farooq. 1992. Dynamics of Technological Change in Rainfed
Systems: Wheat in Northern Punjab. In Farming
Systems of Pakistan:
Diagnosing Priorities for Agricultural Research., edited by Byerlee, D. and T.
Husain. p190-215. Vanguard Books, Lahore.
41.
Harrington, L. W., P. R. Hobbs, D. B. Tamang, C. Adhikari, B. K.
Gyawali, G. Pradhan, B. K. Batsa, J. D. Ranjit, M. Ruckstuhl, Y. G. Khadka, and
M. L. Baidya. 1992. Wheat and rice in the hills: Farming systems, production
techniques and research issues for rice-wheat cropping patterns in the
mid-hills of Nepal.
NARC and CIMMYT Mimeograph. Mexico
DF.
40.
Hobbs,
P.R. 1992. Methods of Measuring Sustainability through Farmer Monitoring:
Application to the Rice-Wheat Cropping Pattern in South
Asia. In Proceedings of the Workshop, 6-9 May, 1992 Kathmandu, Nepal.
Edited by Harrington, L., P. R. Hobbs, and K. Cassaday. CIMMYT/IRRI/NARC. Mexico
DF.
39.
Mahto, B. N., H. J. Dubin, and P. R. Hobbs. 1991. Study of Nematode
Population in Wheat in Relation to Various Cropping Patterns in Nepal.
CIMMYT/NARC paper. Kathmandu,
Nepal.
38.
Hobbs,
P. R. 1991. The role of on-farm research in the transfer of information. In
Soil and Crop Management for Improved Water Efficiency in Rainfed Areas.
Proceedings of an International Workshop, Ankara, Turkey, 15-19 May 1989.,
edited by Harris, H. C., P. J. M. Cooper, and M. Pala. ICARDA Aleppo, Syria.
37.
Hobbs, P. R., G. P. Hettel, R. P. Singh, Y. Singh, L. W. Harrington, and
S. Fujisaka. 1991. Rice-Wheat cropping systems in the Tarai areas of Nainital, Rampur, and Pilibhit Districts in Uttar Pradesh, India:
Diagnostic surveys of farmers' practices and problems, and needs for further
research. ICAR/GBPUAT/CIMMYT/IRRI publication. Mexico D.F
36.
Razzaq, A., N. I. Hashmi, B. M. Khan, B. R. Khan, and P. R. Hobbs. 1990.
Wheat in Barani areas of Northern Punjab: A synthesis
of On-farm research results 1982-1988. PARC/CIMMYT Mimeograph 90-2. Islamabad, Pakistan
35.
Razzaq, A., B. R. Khan, B. M. Khan, P. R. Hobbs, N. I. Hashmi, and P.
Heisey. 1990. Irrigated wheat in North
West Frontier Province: On-Farm results 1983-86.
PARC/CIMMYT Mimeograph 90-1. Islamabad,
Pakistan
34.
Mann, C. E. and P. R. Hobbs. 1990. Wheat and Wheat Development in Bhutan.
CIMMYT report 36 pps. Mexico,
D.F.
33.
Malik, R. K., G. Gill, and P. R. Hobbs. 1990. Herbicide resistance - a
major issue for sustaining wheat productivity in rice-wheat cropping system in
indo-gangetic plains. RWC Research Paper series 3, 1-32. New Delhi, India
32.
Khan, B. M., A. Razzaq, B. R. Khan, K. Saeed, P. R. Hobbs, and N. I.
Hashmi. 1990. Effect of deep tillage on grain yield of wheat under rainfed
conditions. Pakistan
Journal of Agricultural Research 11:78-83.
31.
Harrington, L. W., P. R. Hobbs, T. Pokhrel, B. Sharma, S. Fujisaka, and
C. W. F. Lightfoot. 1990. The rice-wheat pattern in the Nepal terai: Issues in the
identification and definition of sustainability problems. Journal for Farming
Systems Research-Extension 1:1-27.
30.
Khan, B. R., A. Razzaq, B. M. Khan, and P. R. Hobbs. 1989. Varietal response
to planting time in wheat under rainfed conditions. Sarhad Journal of
Agriculture 5 (4):327-330.
29.
Inayatullah, C., Ehsan-ul-haq, Ata-ul-Mohsin, A. Rehman, and P. R.
Hobbs. 1989. Management of rice stem borers and the feasibility of adopting
no-tillage in wheat. PARC Mimeograph. Islamabad,
Pakistan
28.
Hobbs,
P. R., A. Razzaq, N. I. Hashmi, B. R. Khan, and B. M. Khan. 1989. Wheat
production and yields in Rawalpindi District of the Punjab
from 1983 to 1986. PARC/CIMMYT Mimeograph No. 89-2. Islamabad, Pakistan.
27.
Byerlee, D., P. Heisey, and P. R. Hobbs. 1989. Diagnosing research
priorities for small farmers:Experiences from on-farm research in Pakistan.
CIMMYT report Mexico DF.
26.
Aslam, M., A. Majid, P. R. Hobbs, N. I. Hashmi, and D. Byerlee. 1989.
Wheat in the Rice-wheat Cropping System of the Punjab:
A Synthesis of On-farm Research Results 1984-1988. PARC/CIMMYT Mimeograph 89-3.
Islamabad, Pakistan
25.
Majid, A., M. Aslam, N. I. Hashmi, and P. R. Hobbs. 1988. Potential use
of minimum tillage in wheat after rice. In Wheat Production Constraints in
Tropical Environments., edited by Klatt, A. R. CIMMYT Mexico DF.
24.
Hobbs,
P. R., C. Mann, and L. Butler. 1988. A Perspective on Research Needs for the
Rice-Wheat Rotation. In Wheat Production Constraints in Tropical Environments,
edited by Klatt, A. R. CIMMYT Mexico, D.F.
23.
Khan, B. R., A. Razzaq, B. Khan, and P. R. Hobbs. 1987. Weed management
in wheat crop in different environments in Pakistan. PARC report Islamabad, Pakistan.
22.
Ferrara,
G. O., B. C. Curtis, D. A. Saunders, and P. R. Hobbs. 1987. Wheat: A
complementary crop for traditional rice growing countries of Asia.
In Proceedings of International Symposium on Rice Farming Systems: New Directions.
ICARDA/CIMMYT. Sakha, Egypt.
21.
Byerlee, D., M. R. Akhtar, and P. R. Hobbs. 1987. Reconciling conflicts
in sequential cropping patterns through plant breeding: The example of cotton
and wheat in Pakistan's Punjab. Agricultural Systems 24:291-304.
20.
Razzaq, A., B. R. Khan, B. M. Khan, P. R. Hobbs, and N. I. Hashmi. 1986.
Comparison of morphological and physiological parameters of wheat cultivars
under rainfed conditions. Pakistan
Journal of Agricultural Research 7(3):148-151.
19.
Khan, B. R., B. M. Khan, A. Razzaq, M. Munir, M. Aslam, S. Ahmed, N. I.
Hashmi, and P. R. Hobbs. 1986. Effect of different tillage implements on the
yield of wheat. Pakistan
Journal of Agricultural Research 7 (3):141-147.
18.
Hobbs, P. R., B. R. Khan, A. Razzaq, B. M. Khan, M. Aslam, N. I. Hashmi,
and A. Majid. 1986. Results from Agronomic on-farm trials on barani wheat in
the high and medium rainfall areas of Northern Punjab
for 1983-1985. PARC/CIMMYT Mimeograph 86-6. Islamabad, Pakistan
17.
Byerlee, D., P. R. Hobbs, B. R. Khan, A. Majid, M. R. Akhtar, and N. I.
Hashmi. 1986. Increasing wheat productivity in the context of Pakistan's irrigated cropping
systems: A view from the farmer’s field. PARC/CIMMYT Mimeograph. Islamabad, Pakistan
16.
Byerlee, D., P. R. Hobbs, M. R. Akhtar, and A. Majid. 1986. Developing
improved crop technologies within the context of Pakistan’s multiple cropping
systems. Pakistan
Journal Agricultural Social Science 1:1-28.
15.
Akhtar, M. R., D. Byerlee, A. Qayyum, A. Majid, and P. R. Hobbs. 1986.
Wheat in the Cotton-Wheat Farming Systems of the Punjab:
Implications for research and extension. PARC/CIMMYT Mimeograph 86-8. Islamabad, Pakistan
14.
Hussain, S., D. Byerlee, B. R. Khan, R. M. Khan, and P. R. Hobbs. 1985.
Wheat in the irrigated farming systems of Mardan District: Implications for
research and extension. PARC/CIMMYT Mimeograph. Islamabad, Pakistan
13.
Hobbs,
P. R. 1985. Agronomic practices and problems for wheat following cotton and
rice. In Wheats for More Tropical Environments, A Proceedings of the
International Symposium., edited by Villareal, R. L. and A. R. Klatt. CIMMYT Mexico D.F.
12.
Hobbs,
P. R., A. Razzaq, N. I. Hashmi, M. Munir, and B. R. Khan. 1985. Effect of mustard
grown as a mixed or intercrop on the yield of wheat. Pakistan Journal of Agricultural
Research 6(4):241-247.
11.
Hobbs,
P. R., B. R. Khan, M. Munir, A. Razzaq, and N. I. Hashmi. 1984. Agronomic
results for wheat in a rainfed area of northern Punjab.
Islamabad, Pakistan: PARC/CIMMYT Mimeograph.
10.
Byerlee, D., A. Sheikh, M. Aslam, and P. R. Hobbs. 1984. Wheat in the
rice-based farming system of the Punjab:
Implications for research and extension. Islamabad,
Pakistan:
PARC/CIMMYT Mimeograph.
9.
Catling, H. D., P. R. Hobbs, Z. Islam, and B. Alam. 1983. Agronomic
practices and yield assessments of deepwater rice in Bangladesh. Field Crops Research
6:109-132.
8.
Hoque, M. Z. and P. R. Hobbs. 1981. Rainfed Cropping systems: Report of
research findings at Bhogra village, 1975-79. Bangladesh Rice Research
Institute. Joydepur, Bangladesh
7.
Hobbs,
P. R., E. J. Clay, and M. Z. Hoque. 1978. Cropping patterns in deepwater areas
of Bangladesh.
In. Proceedings of the 1978 International Deepwater rice workshop. IRRI, Los
Banos, Laguna, Philippines.
6.
Clay, E., H. D. Catling, and P. R. Hobbs. 1978. Yield assessments of
deep water rice in selected areas of Bangladesh.: Mimeograph.
5.
Hoque, M. Z., P. R. Hobbs, and Nur-Elahi. 1977. Potential for increased
rice production in some rainfed areas of Bangladesh. IRRI Newsletter 2:6:19.
4.
Hoque, M. Z. and P. R. Hobbs. 1976. Report on the cropping systems of Bangladesh.
Rice Cropping Systems Bulletin, Joydepur,
Bangladesh.
3.
Hobbs,
P. R. and R. L. Obendorf. 1972. Interaction of initial seed moisture and
imbibitional temperature on germination and productivity of soybean. Crop
Science 12:664-667.
2.
Obendorf, R. L., J. P. Cal, and P. R. Hobbs. 1971. Seed moisture and
cool season germination. Food and Life Sciences Quarterly, Cornell University
4:35-37.
1.
Obendorf, R. L. and P. R. Hobbs. 1970. Effect of seed moisture on temperature
sensitivity during imbibition of soybean. Crop Science 10:563-566.