000 00302 am a2200121 a 4500
100 1 _aDepartment of Agriculture
245 1 _aCrop rotation
260 _aAssam
_c1940
300 _a1-3 p.
942 _2udc
_cB
440 _aCrop Assam Deartment of Agriculture. Leaflet No. 45 of 1940
901 _aS54811
999 _c113011
_d113011