000
00269nam a2200121Ia 4500
008
191031s9999 xx 000 0 und d
100
_a
Bray (CM)
245
0
_a
Nitrogen metabolism in plants
260
_b
Longman
260
_c
1983
365
_b
121.64
942
_c
BK
999
_c
213919
_d
213919