000
00269nam a22001097a 4500
003
OSt
100
_a
Bursnall, A.Lesley
245
_a
Fungal parasitism in cysts of heterodera II. Egg parasites of H. Schachtii
700
_a
Tribe, H T
901
_a
RP1968
942
_2
ddc
_c
RP
999
_c
9401
_d
9401