TY  - BOOK
AU  - Prahaladachar, M
AU  - Venkataramanan, L S
TI  - Study of changes in cropping pattern in Punjab,Uttar Pradesh,Bihar and Maharashtra in the period 1950 to 1970
CY  - Bangalore
KW  - Agriculture
KW  - Cropping patern - Punjab, Rajasthan
N1  - IRR.53
ER  -