G.KARUNAKARAN NAIR
CONTINUOUS USE OF MUNICIPAL SEWAGE EFFLUENTS ON SOIL PHYSICAL AND CHEMICAL PROPERTIES - MSc - COLLEGE OF AGRICULTURE VELLAYANI DEPARTMENT OF SOIL SCIENCE AND AGRICULTURAL CHEMISTRY 1987
E N87 KA 67
CONTINUOUS USE OF MUNICIPAL SEWAGE EFFLUENTS ON SOIL PHYSICAL AND CHEMICAL PROPERTIES - MSc - COLLEGE OF AGRICULTURE VELLAYANI DEPARTMENT OF SOIL SCIENCE AND AGRICULTURAL CHEMISTRY 1987
E N87 KA 67