Recent trends in the productivity of South Asia's irrigated crop** systems are reviewed
with emphasis on the large, densely populated Indo‐Gangetic plains of Pakistan and India …

Faced with the situation of growing interest in sustainability and a wealth of potential
information in long-term experiments, but lack of precision in defining the concept of …

The subsistence rice farming of the prechemical era efficiently sustained the N status of soils
by maintaining a balance between N loss and N gain from biological N2 fixation. Intensive …

Cropland, range, and fisheries constitute the three major sources of food. The 6 million Mg
each of marine and beef protein consumed annually compounds to 250 million Mg of grain …

The following topics are discussed:(a) the biological and economic relevance of soil test
calibration;(b) the role of soil testing in the balanced nutrition of plants;(c) the growth of soil …

ABSTRACT A field experiment was conducted during Kharif-2003 with rice cv. Ratnagiri-24
and Rabi-2003-04 with cowpea, cv. VCM-8 on Alfisols of Maharashtra at Dapoli. The …

The long-term integrated nutrient management experiment on groundnut was conducted for
30 years. The higher yield of groundnut was obtained in 50% recommended NPK fertilizers …

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ABSTRACT A long term field experiment on integrated nutrient management in groundnut
was initiated under AICRP on Dryland Agriculture during kharif, 1985 at Agricultural …

INTRODUCTION alter Russell is best known to the global community of W agricutural
scientists as the author of the eighth, ninth and tenth editions of the book 'Soil Conditions …