Role of blue-green in nitrogen economy of Indian agriculture
SINGH, R.N
Role of blue-green in nitrogen economy of Indian agriculture - New Delhi 1961 - 175p - I.C.A.R monographs on algae , no.3 .
ALGAE -- ECONOMIC ASPECTS
ALGAE -- ECONOMIC ASPECTS
589.43 S48R
Role of blue-green in nitrogen economy of Indian agriculture - New Delhi 1961 - 175p - I.C.A.R monographs on algae , no.3 .
ALGAE -- ECONOMIC ASPECTS
ALGAE -- ECONOMIC ASPECTS
589.43 S48R