Maximization of agricultural production : proceedings
Symposium in Maximization of Agricultural Production, 1st,Ba
Maximization of agricultural production : proceedings - Calcutta Agricultural Society of India 1969 - 22cm.: 232
AGRICULTURE - ECONOMIC ASPECTS - CONGRESSES
AGRICULTURE - ECONOMIC ASPECTS - CONGRESSES FIELD CROPS - ECONOMIC ASPECTS - CONGRESSES
633.08 S99M
Maximization of agricultural production : proceedings - Calcutta Agricultural Society of India 1969 - 22cm.: 232
AGRICULTURE - ECONOMIC ASPECTS - CONGRESSES
AGRICULTURE - ECONOMIC ASPECTS - CONGRESSES FIELD CROPS - ECONOMIC ASPECTS - CONGRESSES
633.08 S99M