000
00292nam a2200121Ia 4500
008
210922s9999 xx 000 0 und d
100
_a
PALANIAPPAN
245
0
_a
Cropping systems in the tropic principles and management
260
_c
2014
365
_b
95
650
_a
AGRON
942
_c
BK
999
_c
231157
_d
231157