000 00620nam a22001937a 4500
003 OSt
008 260611b |||||||| |||| 00| 0 eng d
082 _a631.41
_bS48E
100 _aSingh, Krishna Nand.
245 _aEffect of Integrated Nutrient Supply on Soil Humus, Surface Reaction of Phosphate and Nitrogen Losses in Relation to Their Availability in Calcareous Soil /
_cby Krishna Nand Singh
260 _a.- Pusa, Samastipur
_b: RAU
_c, 1988
300 _a156p.
502 _bPh. D.
_d1988
650 _aSoil Sciences
650 _aCalcareous Soil
650 _aThesis
650 _aPh. D.
942 _2ddc
_cT
999 _c51992
_d51992