Zobrazeno 1 - 10
of 16
pro vyhledávání: '"M. H. Haydak"'
Publikováno v:
Journal of Apicultural Research. 10:27-34
SummaryThe egg production of 5-frame colonies of honeybees, kept in cages to prevent pollen collection and fed supplemental carbohydrates, bore a direct relationship to the amount of carbohydrate consumed. After 3 days, but not subsequently, the grou
Autor:
M. H. Haydak
Publikováno v:
Bee World. 38:197-207
Publikováno v:
The American Journal of the Medical Sciences. 207:209-218
Autor:
M. H. Haydak
Publikováno v:
Bee World. 40:225-229
(1959). Changes with Age in Weight and Nitrogen Content of Honeybees. Bee World: Vol. 40, No. 9, pp. 225-229.
Autor:
M. H. Haydak, M. D. Levin
Publikováno v:
Bee World. 38:221-226
Autor:
M. H. Haydak
Publikováno v:
Journal of Economic Entomology. 28:657-660
Publikováno v:
Journal of Apicultural Research. 12:137-143
SummaryWhen three protein rations were fed to 20 colonies of honeybees in outdoor flight cages, the ration containing 17% pollen was consumed in greater amounts than rations containing no pollen, and the colonies receiving it produced significantly m
Autor:
M. H. Haydak
Publikováno v:
Journal of Apicultural Research. 2:105-107
SUMMARYSmall colonies of emerged bees were kept in confinement, and fed fresh pollen, or pollen two years old supplemented with: nothing, pantothenic acid, 20% dried brewers' yeast, 20% vitamin-free casein, casein plus pantothenic acid. The number of
Autor:
M. H. Haydak
Publikováno v:
Bee World. 42:57-59
Autor:
M. H. Haydak, M. D. Levin
Publikováno v:
Annals of the Entomological Society of America. 62:344-346