Zobrazeno 1 - 10
of 13
pro vyhledávání: '"B. E. Mackey"'
Publikováno v:
Canadian Journal of Botany. 81:993-1007
Yellow starthistle (Centaurea solstitialis L.) is a major rangeland weed pest in California and other western states. Two complementary aspects of seed biology were examined: germination and seed bank dynamics. Achenes were tested for changes in germ
Publikováno v:
Canadian Journal of Botany. 75:2131-2139
Centciurea solstitialis L. is a winter annual weed of Eurasian origin that is widespread in the western United States. Capitula produce dimorphic achenes that are dispersed at different times. Factors investigated in the laboratory that affected germ
Publikováno v:
Journal of nematology. 25(2)
Methods are described for standardized in vivo production, rapid harvest, and storage, in a concentrated form, of infective juveniles of the entomopathogenic nematode, Steinernema carpocapsae Mexican strain Kapow selection. Nematodes were stored in n
Publikováno v:
Agronomy Journal. 83:417-424
Agronomic researchers usually neglect heteroscedasticity in crop growth formulae and analysis. When they consider it they are not consistent in the methods they use. This study was conducted to: (i) find a method of testing for heteroscedasticity in
Publikováno v:
Environmental Entomology. 20:335-337
The efficacy of Bangasternus orientalis Capiomont against its host Centaurea solstitialis L. was determined at two different sites (low and high elevation) in California over a 2-yr period. Host plant and weevil phenology were delayed at the high ele
Publikováno v:
Plant Disease. 80:1123
To determine if their commercial use would entail significant risk of introducing pathogens to citrus, Pseudomonas syringae strains (ESC-10 and ESC-11) used for postharvest biological control were compared with strain 485-10, which caused citrus blac
Publikováno v:
Crop Science. 24:82-85
Autor:
B E, Mackey, J B, Hoy
Publikováno v:
Journal of economic entomology. 71(2)
Publikováno v:
Poultry science. 56(5)
In four trials, experimental diets were fed to one week old broiler cockerels for a period of 14 days to compare the availability of oxidized sulfur amino acids to DL-methionine on an equimolar basis. The data were analyzed by the slope-ratio techniq
Publikováno v:
Journal of the American Oil Chemists' Society. 49(11)
A series of pilot plant batches of castor meal have been prepared using steam as the deactivating medium. Treatments consisted of 12 combinations of 10, 20, 40 and 80 psig steam pressure for 10, 30 and 60 min each. A multiple regression equation deri