Specific gravity - composition, boiling point - composition and vapour - liquid equilibria relations for the systems methyl ethyl ketone - water and sec. Butanol - water

Autor: K. H. Hanewald, J. Boeke

Publikováno v: Recueil des Travaux Chimiques des Pays-Bas. 61:881-887

For mixtures of methyl ethyl ketone and water and of sec. butanol and water, the following data were determined: specific gravity, 21°/21° boiling point, composition of the liquid at boiling temperature, composition of the vapour at boiling tempera

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a6e4eaef7ef693aac3b1550ee9c64991
https://doi.org/10.1002/recl.19420611209

Field trials with plant products to protect stored cowpea against insect damage

Autor: Arnold van Huis, Marcel Dicke, Joop J. A. van Loon, S. J. Boeke, Dansou Kossou

Publikováno v: International Journal of Pest Management 50 (2004) 1
International Journal of Pest Management, 50(1), 1-9

Plant products were evaluated under field conditions for their efficacy as insecticides against the cowpea beetle, Callosobruchus maculatus, on stored cowpea. Seeds, mixed with finely ground clay and three volatile oils were stored in air-tight jerry

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::640a3e02941cf21f38f1811d4492ba8e
https://doi.org/10.1080/09670870310001619282

Toxicity and repellence of African plants traditionally used for the protection of stored cowpea against Callosobruchus maculatus

Autor: Dansou Kossou, S. J. Boeke, J.J.A. van Loon, I.R. Baumgart, A. van Huis, Marcel Dicke

Publikováno v: Journal of Stored Products Research, 40(4), 423-438
Journal of Stored Products Research 40 (2004) 4

In a search for botanical products to control the main insect pest of stored cowpea, Callosobruchus maculatus, 33 traditionally used African plants were tested in the laboratory for their toxic and repellent effects against this beetle. Toxicity was

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1dc717cf4e950ecd17f1ce4522027919
https://doi.org/10.1016/s0022-474x(03)00046-8

Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.

Efficacy of plant extracts against the cowpea beetle, Callosobruchus maculatus

Autor: J.J.A. van Loon, Dansou Kossou, Marcel Dicke, S. J. Boeke, A. van Huis, B. Barnaud

Publikováno v: International Journal of Pest Management
International Journal of Pest Management, Taylor & Francis, 2004, 50 (4), pp.251-258. ⟨10.1080/09670870410001702206⟩
International Journal of Pest Management, 50(4), 251-258
International Journal of Pest Management 50 (2004) 4

Traditionally used African plant powders, with a known effect against the cowpea beetle Callosobruchus maculatus in stored cowpea, were extracted with water. The extracts, 13 volatile oils, 2 non-volatile oils and 8 slurries, were evaluated for their

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b43141c450c414e05c000463727af7c0
https://hal.inrae.fr/hal-02683152