000 00442nam a2200169Ia 4500
008 130223s9999 xx 000 0 und d
080 _a631.51(02)
100 _aRickman, J.F.
245 _aManual for laser land leveling
260 _aNew Delhi
260 _bRice-Wheat Consortium for the Indo-Gangetic Plains
260 _c2002
300 _a19p.
440 _aRice-Wheat Consorticum Techica
901 _pS45402
942 _cB
_2udc
999 _c127180
_d127180