Zobrazeno 1 - 10
of 31
pro vyhledávání: '"G. M. Strunz"'
Autor:
Luis Poveda, D. B. Lyons, H. Finlay, Ian M. Scott, G. M. Strunz, B. V. Helson, J. T. Arnason, Bernard J. R. Philogène, Pablo Sanchez-Vindas
Publikováno v:
The Canadian Entomologist. 139:513-522
The acute toxicities of an extract obtained from a plant within the Piperaceae family and related synthetic analogues were tested against four common Canadian forest pest insects. The acute toxicity of the extract from black pepper, Piper nigrum L.,
Publikováno v:
ChemInform. 22
The crystal structure of 1,2-dibenzoyl-1-tert-butylhydrazine (1), a nonsteroidal ecdysone agonist, has been established by direct methods and refined to a final R value of 0.038 for 2502 observed r...
Publikováno v:
ChemInform. 22
Publikováno v:
ChemInform. 26
Publikováno v:
Entomologia Experimentalis et Applicata. 62:37-46
The effects on spruce budworm larvae, Choristoneura fumiferana (Clem.), produced by ingestion of Margosan-O, a commercially available neem seed extract formulation containing 0.3% azadirachtin, were investigated. Bioassays with the test material were
Publikováno v:
Canadian Journal of Chemistry. 68:1178-1181
The crystal structure of 1,2-dibenzoyl-1-tert-butylhydrazine (1), a nonsteroidal ecdysone agonist, has been established by direct methods and refined to a final R value of 0.038 for 2502 observed reflections. The crystals belong to the monoclinic sys
Publikováno v:
Canadian Journal of Chemistry. 68:1170-1177
Several compounds, each possessing a polyoxygenated decalin structure, were synthesized and tested for antifeedant activities against the spruce budworm, Choristoneurafumiferana. Definite biological activity was observed for some of these compounds.
Publikováno v:
Forest Pathology. 13:151-160
From the heartwood-free stemwood of Pinus densiflora, 7 compounds inhibitory to the linear growth of Fomes annosus were isolated. These were identified as pinosylvin, pinosylvin monomethyl ether, (3-sitosterol, a cembrol-like diterpene alcohol, and t
Publikováno v:
Canadian Journal of Chemistry. 65:1853-1858
Several compounds derived from aucubin and catalposide were prepared and tested for spruce budworm antifeeding activities. Definite biological activity was observed for compound 11.
Publikováno v:
Canadian Journal of Chemistry. 47:2087-2094
The structure of cryptosporiopsin, a novel chlorine-containing antifungal agent produced by a species of Cryptosporiopsis, has been elucidated on the basis of spectral and chemical studies.