000 00320nam a2200121Ia 4500
008 170101s1974 xx 000 0 und d
082 _a631.6 AME
100 _aSchilfgaarde J.V.
245 0 _aDrainage for Agricultural
260 _aUSA
_bAmerican Society of Agronomy , Inc
_c1974
300 _a700 P.
942 _2ddc
_cB
999 _c724416
_d724416