Soil fertility
Kanwar, J. S.
Soil fertility : theory and practice - New Delhi Indian Council of Agricultural Research 1976 - viii, 533p.
Theory And Practice
Soil ScienceAgriculture
631.45 / KAN-S
Soil fertility : theory and practice - New Delhi Indian Council of Agricultural Research 1976 - viii, 533p.
Theory And Practice
Soil ScienceAgriculture
631.45 / KAN-S