000
00336nam a2200133Ia 4500
008
220721s1973 xx 000 0 und d
041
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eng
082
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589.47
100
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Grewal, J.S.
245
_a
Potassium and Ammonium Fixation in Indian Soils
260
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New Delhi
_b
Icar
_c
1973
300
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iii, 75P.
999
_c
78594
_d
78594