000 00275 a2200109 4500
008 190115b xxu||||| |||| 00|
100 _a Black,C.A
245 _aSoil- plant relationships
_cC A Black
260 _aNewyork
_b: J. Wiley, Sons
_c1968
300 _a792p.
942 _2ddc
_cBK
999 _c7818
_d7818