000 00293nam a2200121Ia 4500
008 170101s1977 xx 000 0 und d
082 _a338.16 LOC
100 _aLockeretz William
245 0 _aAgriculture and Energy
260 _bAcademic Press
_c1977
300 _a750 p.
942 _2ddc
_cB
999 _c605466
_d605466