National index of agril. field experiments: Assam 1948-53
Inst. of Agril. Res, Stat.
National index of agril. field experiments: Assam 1948-53 - New Delhi ICAR 1962 - 87
R630.954 / I-5N
National index of agril. field experiments: Assam 1948-53 - New Delhi ICAR 1962 - 87
R630.954 / I-5N