000
00271nam a2200109Ia 4500
008
161118s2016 xx 000 0 und d
100
_a
Sen, S. P.
245
0
_a
Nitrogen Assimilation & Crop Prodution.
260
_b
Assoc. Pub. Co.
_c
1970
300
_a
313 p
942
_2
ddc
999
_c
12532
_d
12532