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pro vyhledávání: '"Juergen Langewald"'
Autor:
Juergen Langewald, Michael Maczka, Brecht London, Harold Bastiaans, Stefan Schulz, Ramakrishnan Vallinayagam, Peter G. Jones, Michael Steinbiss
Publikováno v:
Journal of Natural Products. 83:468-472
Sigillins are highly chlorinated natural products from the springtail Ceratophysella sigillata (Collembola) that are used to deter arthropod predators. We report here the isolation and structure elucidation of sigillin F, a hydrogenated benzopyranone
Publikováno v:
Pesticide Science. 49:47-55
The residual infectivity of an oil formulation of the fungal entomopathogen Metarhizium flavoviride was measured during a field trial against the rice grasshopper, Hieroglyphus daganensis, in north Benin. The pattern of infectivity was shown to decli