Results 21 to 30 of about 884,548 (203)

Synergistic effects of methyl jasmonate treatment and propagation method on Norway spruce resistance against a bark-feeding insect

open access: yesFrontiers in Plant Science, 2023
Utilizing plants with enhanced resistance traits is gaining interest in plant protection. Two strategies are especially promising for increasing resistance against a forest insect pest, the pine weevil (Hylobius abietis): exogenous application of the ...
Kristina Berggren   +5 more
doaj   +1 more source

Influence of plant and residue age on attraction, acceptance and larval survival of the banana weevil Cosmopolites sordidus (Coleoptera: Curculionidae) [PDF]

open access: yes, 2009
Laboratory trials were conducted in Uganda at the Kawanda Agricultural Research Institute to determine attraction, eclosion success and larval survivorship of the banana weevil Cosmopolites sordidus (Germar) on crop residues of different ages.
Gold, C.S.   +3 more
core   +1 more source

Genotype Stability Index for Root Yield and Tolerance to Sweetpotato Weevil Cylas puncticolis: A Tool for Identifying Climate Smart Varieties

open access: yesOpen Agriculture, 2017
Despite the ability of sweetpotato to grow in marginal areas, large differential genotypic responses have been reported under varying environmental conditions.
Chalwe A.   +5 more
doaj   +1 more source

Cypress Weevil, Eudociminus mannerheimii (Boheman) (Coleoptera: Curculionidae)

open access: yesEDIS, 2019
The cypress weevil, Eudociminus mannerheimii (Boheman), is a native insect that breeds primarily in scarred, weakened, or fallen bald cypress (Taxodium distichum [L.] L.C. Rich) and pond cypress (T. ascendens Brongn.).
Albert E. Mayfield, III
doaj   +5 more sources

Modeling the impact of sweetpotato weevils on storage root yield

open access: yesOpen Agriculture, 2018
This study estimated the amount of loss in storage roots caused by various levels of damage caused by sweetpotato weevils (Cylas spp). Seven varieties of sweetpotato (Ipomoea batatas L.
Akansake Daniel A.   +2 more
doaj   +1 more source

Insecticide Efficacy for Root Weevil on Strawberry, 1997 [PDF]

open access: yesArthropod Management Tests, 1998
Abstract Treatments were replicated four times in a 2-year-old ‘Rainier’ strawberry field in La Center, WA. Plots measuring 3 rows wide and 25 ft long were arranged in a RCB design. Sprays were applied on 6 Jun with a tractor-mounted 6-tank plot sprayer with a 3-row boom using 3 D4-45 TeeJet nozzles per row at 150 psi, delivering 100 gal/
L. K. Tanigoshi, J. D. Chamberlain
openaire   +1 more source

Above–belowground herbivore interactions in mixed plant communities are influenced by altered precipitation patterns

open access: yesFrontiers in Plant Science, 2016
Root- and shoot-feeding herbivores have the capacity to influence one another by modifying the chemistry of the shared host plant. This can alter rates of nutrient mineralisation and uptake by neighbouring plants and influence plant–plant competition ...
James Michael William Ryalls   +3 more
doaj   +1 more source

Root Weevil Insecticide Efficacy on Strawberry, 1996 [PDF]

open access: yesArthropod Management Tests, 1997
Abstract Treatments were replicated 4 times in a 2-year-old ‘Totem’ strawberry field in Burlington, WA. Plots measuring 3 rows wide and 25 ft long were arranged in a RCB design. Sprays were applied on 22 Jul with a field sprayer at 100 psi delivering 83 gpa of finished spray from a hand-held boom with 3 hollow cone D4-45 TeeJet nozzles ...
L. K. Tanigoshi   +2 more
openaire   +1 more source

Abundance, Harmfulness, and Control of Pea Leaf Weevil in Broad Beans (Vicia faba Linn.)

open access: yesAgriculture, 2022
A field experiment was carried out on broad beans (Vicia faba L.) to investigate the abundance of the pea leaf weevil (Sitona lineatus L.), as influenced by the timing of pest control, using insecticides.
Mohammad Almogdad, Roma Semaškienė
doaj   +1 more source

Rice Root Weevil in Haryana

open access: yes, 1980
This article 'Rice Root Weevil in Haryana' appeared in the International Rice Research Newsletter series, created by the International Rice Research Institute (IRRI). The primary objective of this publication was to expedite communication among scientists concerned with the development of improved technology for rice and for rice based cropping systems.
Kushwaha, K. S., Sharma, S. K.
openaire   +1 more source

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