Journal Articles
1929
On the biology of Sirex cyaneus Fabr. (Hymenoptera-Siricidae) and its parasites in Britain
Chrystal RN, Myers JG
Annals of Applied Biology
1928
Further biological notes on Rhyssa and Ibalia parasitizing Sirex cyaneus F
Myers JC
Bulletin Entomological Research
1928
Natural enemies of Sirex cyaneus, Fabr., in England and their life-history
Chrystal RN, Myers JG
Bulletin of Entomological Research
1928
The Sirex wood-wasps and their importance in forestry
Chrystal RN
Bulletin of Entomological Research
1928
Comments on "the infestation of Sirex juvencus in Canterbury, New Zealand"
Chrystal RN
Te Kura Ngahere
1927
The giant Ichneumon-fly, Rhyssa fractinervis Voll
Hudson GV
New Zealand Journal of Science Technology
1927
Notes on the New Zealand wood-wasp Ophrynopus schauinslandi Ashmead
Gourlay ES
Transactions and proceedings of the New Zealand Institute
On the biology of Sirex cyaneus Fabr. (Hymenoptera-Siricidae) and its parasites in Britain
Chrystal RN, Myers JG · Annals of Applied Biology, 1929
Notes on a fungus associated with Sirex cyaneus
Cartwright KSG · Annals of Applied Biology, 1929
Further biological notes on Rhyssa and Ibalia parasitizing Sirex cyaneus F
Myers JC · Bulletin Entomological Research, 1928
Natural enemies of Sirex cyaneus, Fabr., in England and their life-history
Chrystal RN, Myers JG · Bulletin of Entomological Research, 1928
The Sirex woodwasps and their parasites
Chrystal RN, Myers JG · Empire Forestry Journal, 1928
The Sirex wood-wasps and their importance in forestry
Chrystal RN · Bulletin of Entomological Research, 1928
Comments on "the infestation of Sirex juvencus in Canterbury, New Zealand"
Chrystal RN · Te Kura Ngahere, 1928
The giant Ichneumon-fly, Rhyssa fractinervis Voll
Hudson GV · New Zealand Journal of Science Technology, 1927
Notes on the New Zealand wood-wasp Ophrynopus schauinslandi Ashmead
Gourlay ES · Transactions and proceedings of the New Zealand Institute, 1927