000
00304nam a2200121Ia 4500
008
170101s1979 xx 000 0 und d
082
_a
632.96 BAK
100
_a
Baker, K.F
245
0
_a
Biological control of plant patho gens
260
_a
New Delhi
_b
S.Chand
_c
1979
300
_a
443p.
942
_2
ddc
_c
BK
999
_c
20381
_d
20381