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Journal of Sustainable Agriculture Volume 19, 2002 - Issue 3
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RESEARCH, REVIEWS, PRACTICES, POLICY AND TECHNOLOGY

Relative Productivity, Profitability and NPK Removal from Soil by Some Rice-Based Cropping Systems

Dr. R. Prasad Division of Agronomy, Indian Agricultural Research Institute, New Delhi, 110012, India
,
S. N. Sharma Division of Agronomy, Indian Agricultural Research Institute, New Delhi, 110012, India
,
S. Singh Division of Agronomy, Indian Agricultural Research Institute, New Delhi, 110012, India
&
Y. S. Shivay Division of Agronomy, Indian Agricultural Research Institute, New Delhi, 110012, India
Pages 31-37 | Received 28 Jul 2000, Accepted 28 Jan 2001, Published online: 22 Oct 2008

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  • Yadav , R. L. , Yadav , D. S. , Singh , R. M. and Kumar , A. 1998 . Long-term effects of inorganic fertilizer inputs on crop productivity in a rice-wheat cropping system. . Nutr. Cycl. Agroecosystems , 59 : 193 – 200 .

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