Some recent advances in soil fertility fertilizer use...
Justus Liebig University Giessen .......May, 1977
Some recent advances in soil fertility fertilizer use... - 29cm. 1v.
SOIL FERTILITY -- INDIA
FERTILIZERS AND MANURES -- RESEARCH -- INDIA IRRIGATION FARMING -- INDIA SOIL FERTILITY -- INDIA
631.8 J99S
Some recent advances in soil fertility fertilizer use... - 29cm. 1v.
SOIL FERTILITY -- INDIA
FERTILIZERS AND MANURES -- RESEARCH -- INDIA IRRIGATION FARMING -- INDIA SOIL FERTILITY -- INDIA
631.8 J99S