000
00256nam a22001097a 4500
003
OSt
100
_a
Willgox.J
245
_a
Fungal parasitism in cysts of heterodera (1) preliminary investigations
700
_a
Tribe.H.T
901
_a
RP1943
942
_2
ddc
_c
RP
999
_c
8743
_d
8743