Zobrazeno 1 - 10 of 45 pro vyhledávání: '"W. B. Herms"'
3
The Effects of Parasitism on the Host and on the Parasite
Autor: W. B. Herms
Publikováno v: Journal of Economic Entomology. 19:316-325
The life of a parasite, contrary to general opinion, is not an easy one, it is full of dangers and the parasite is rigorously circumscribed. Parasitism is an achievement and the term degenerate is not aptly applied to this mode of living. Parasites a
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a671019ef31b282eb75294bfbaa47594
https://doi.org/10.1093/jee/19.2.316
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4
An Analysis of Some of California's Major Entomological Problems
Autor: W. B. Herms
Publikováno v: Journal of Economic Entomology. 19:262-270
Because of the great variety of crops grown commercially in California, the economic entomologist must specialize to a large degree in order best to serve. There is much waste and injury in the use of insecticides when a proper scientific basis for a
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7513eb247feffe0203af1333151dd137
https://doi.org/10.1093/jee/19.2.262
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5
The Effect of Different Quantities of Food During the Larval Period on the Sex Ratio and Size of Lucilia Sericata Meigen and Theobaldia Incidens (Thom.)
Autor: W. B. Herms
Publikováno v: Journal of Economic Entomology. 21:720-729
Larvae of the green bottle fly, Lucilia Sericata , were removed from food in lots of one hundred at six-hour intervals after feeding thirty hours, the longest feeding period being 96 hours. The size of resulting flies became in general increasingly l
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6380e4bfcd5e25fc2106c9b4c0f6fdae
https://doi.org/10.1093/jee/21.5.720
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9
Hippelates Flies and Certain Other Pests of the Coachella Valley, California
Autor: W. B. Herms
Publikováno v: Journal of Economic Entomology. 19:692-695
The Coachella Valley (California) borders upon Salton Sea, it lies on an average of about 125 feet below sea level and has a population of about seven thousand inhabitants among whom are many Mexicans and many transient negroes during the cotton pick
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1272e79a985a8aa94cca9d798c6986cb
https://doi.org/10.1093/jee/19.5.692a
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