000 00274 a2200121 4500
080 _a631.557
_bP 196 E
245 1 _aEstimation of crop yields
_cby V.G. Panse
260 _aRome
_c1954
650 _aCrop Yields
100 1 _aPanse, V.G.
_d
300 _a61 p.
901 _a43464
999 _c44905
_d44905