000 00386nam a2200145Ia 4500
008 210101s1974 xx 000 0 eng d
082 _a631.4072 R 687 S
100 _aRode, A.A.
245 0 _aSystem of research methods in soil science
260 _aNew Delhi
_bAmerind Publishing co.
_c1974
300 _a79
650 _aSoil Science
653 _aResearch Methods
942 _2ddc
_cBK
999 _c3883
_d3883