000 00612nam a22001937a 4500
015 _a4011
041 _a1
080 _a631.15
_bGAN
100 _aGanewatte, P.
245 _aThattumaru and Kattimaru systems of rotation of cultivation of paddy land
_bA case study in the villages of Unduruwa Halmillaweva Anuradhapura District , Sri Lanka 1974
260 _aAgrarian Research & Training Institute
_bColombo
_c1974
300 _a11p.
_btable
650 _aAgriculture
852 _a4L 3-2
999 _c3954
_d3954