Results 141 to 150 of about 11,388 (245)

Characterising Spectral Sensitivity and the Role of Sunlight Intensity in Japanese Beetle (Popillia japonica) Surveillance and Monitoring (Coleoptera: Scarabaeidae)

open access: yesJournal of Applied Entomology, Volume 150, Issue 1, Page 46-55, February 2026.
ABSTRACT The Japanese beetle (JB) Popillia japonica (Coleoptera: Scarabaeidae) has been a significant invasive pest for over a century in North America. Several studies have reported that plants under direct sunlight are preferred and trap colour affects the number of beetles captured, indicating that visual stimuli influence JB behaviour. Despite this,
Quentin Guignard   +4 more
wiley   +1 more source

Codling moth on walnuts in '55: Downward trend in infestations of 1955 in northern California not uniform and need of control treatments in 1956 indicated

open access: yesCalifornia Agriculture, 1956
The codling moth was less destructive—generally—to northern California walnuts in 1955 than in 1954.
A Michelbacher, E Oatman
doaj  

Novel organic solutions securing future growth [PDF]

open access: yes
Currently the Danish organic fruit & berry production area is 502 ha with the main crop being apples at 282 ha. FruitGrowth will address the main barriers identified by the ‘Working Group report, 2009’, by focussing on robust cultivars in apples, new ...

core  

Northern California walnuts: Environmental resistance a factor in the control of codling moth populations shown in tests at Linden

open access: yesCalifornia Agriculture, 1950
Control of the codling moth on susceptible varieties of walnuts usually requires spray applications each year.
A Michelbacher, W Middlekauff, D Davis
doaj  

Fungus on codling moth: Fungus disease in over wintering stages of the walnut pest found to be an important natural controlling agent

open access: yesCalifornia Agriculture, 1952
A fungus disease reduces the overwintering population of the codling moth in some northern California walnut orchards.
A Michelbacher, W Middlekauff
doaj  

Investigations on the control of codling moth on the payne walnut in central California

open access: yesCalifornia Agriculture, 1947
The codling moth, Carpocapsa pomonella, occurs throughout California and is one of the most important pests of walnuts.
A Michelbacher, W Middlekauff
doaj  

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