000 00356 am a2200121 a 4500
100 1 _aRussell, E.W.
245 1 _aSoil physical conditions and crop production
260 _aLondon
_c1975
300 _a1-505 p.
942 _2udc
_cB
440 _aSoil, Physical, Crop Ministry of Agriculture, Fisheries and Food. Technical Bulletin No. 29
901 _aS52636
999 _c110457
_d110457