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pro vyhledávání: '"F M, WADLEY"'
Autor:
F M, WADLEY
Publikováno v:
Biometrics. 2
Autor:
F. M. Wadley
Publikováno v:
Journal of Economic Entomology. 13:416-425
Autor:
F. M. Wadley
Publikováno v:
Annals of the Entomological Society of America. 24:325-395
The unexpected and severe outbreak of Toxoptera graminum Rondani, a grain aphid often called the “green bug,” in Minnesota in 1926, has led to an investigation of factors governing such outbreaks. Such a study seems desirable because of the light
Autor:
F. M. Wadley, A. G. Ruggle
Publikováno v:
Journal of Economic Entomology. 20:321-327
The green bug, Toxoptera graminum Rond., destroyed about 15 million bushels of oats in Minnesota in 1926. The cool, dry June was very favorable for the development of aphids. Certain facts so far discovered in the biology of the insect make it appear
Autor:
F. M. Wadley
Publikováno v:
Journal of the American Statistical Association. 40:85-92
Autor:
F. M. Wadley
Publikováno v:
Annals of the Entomological Society of America. 43:581-586
Many population studies result in figures of number of organisms per unit, as per square foot or per plant. The frequency distributions involved are of interest, for what they can tell us of the tendencies of the organisms concerned, and for light th
Autor:
F. M. Wadley
Publikováno v:
Journal of Economic Entomology. 14:272-277
Autor:
Paul L. Harding, F. M. Wadley
Publikováno v:
Journal of Food Science. 10:510-517
Autor:
F. M. Wadley
Publikováno v:
The Journal of Agriculture of the University of Puerto Rico. 21:103-114
Survey work in 1935-36 on sugarcane insects of Puerto Rico, especially those which may transmit mosaic disease, is described. Previous work is cited; climate, geography, and methods are outlined briefly. Aphis maidis was found to be rather abundant o
Autor:
F. M. Wadley
Publikováno v:
Annals of the Entomological Society of America. 16:279-303
This paper embodies the results of work done by the writer while pursuing graduate work at the Kansas State Agricultural College. Experiments on factors affecting wing-production in aphids were carried on from September, 1919, to March, 1920. A secon