Results 51 to 60 of about 1,737 (171)

Cotton stalk management and a cover crop produce minimal effects on cotton leafroll dwarf virus

open access: yesAgronomy Journal, Volume 117, Issue 1, January/February 2025.
Abstract In 2017, cotton (Gossypium hirsutum L.) leafroll dwarf virus (CLRDV) was first reported in the United States. One CLRDV inoculum source includes the previous year's cotton stalks; hence, destroying cotton stalks could be effective for CLRDV management.
Samuel Frazier   +6 more
wiley   +1 more source

A CC‐NB‐ARC‐LRR Gene Regulates Bract Morphology in Cotton

open access: yesAdvanced Science, Volume 11, Issue 44, November 26, 2024.
This research article focuses on cotton bracts. The authors clone the gene of the frego bract, construct a single‐cell atlas of cotton and excavate genes related to bract type‐related and analyze the mechanism of the different cell morphology of the two bracts.
Sunyi Yan   +9 more
wiley   +1 more source

Spatial and temporal distribution of cotton squares and small cotton bolls fallen on ground after damage by boll weevil and the efficiency of the equipment used to collect them

open access: yesCiência Rural
: In this study, we determined the spatial and temporal distribution of fallen cotton squares and small cotton bolls fallen damaged by boll weevil and the efficiency and time interval of the equipment used to collect cotton samples.
Carlos Alberto Domingues da Silva   +3 more
doaj   +1 more source

Estimation of predation rate and handling time of boll weevil larvae by Marava arachidis (Dermaptera: Labiidae) using different mathematical methods [PDF]

open access: yesBrazilian Journal of Biology
Anthonomus grandis grandis (Coleoptera: Curculionidae) is a pest with a large potential for destruction in cotton crops, causing damage to the cotton reproductive structures.
J. G. Silva Neto   +14 more
doaj   +1 more source

Commodity risk assessment of Petunia spp. and Calibrachoa spp. unrooted cuttings from Costa Rica

open access: yesEFSA Journal, Volume 22, Issue 11, November 2024.
Abstract The European Commission requested the EFSA Panel on Plant Health to evaluate the probability of entry of pests (likelihood of pest freedom at entry), including both regulated and non‐regulated pests, associated with unrooted cuttings of the genera Petunia and Calibrachoa produced under physical isolation in Costa Rica.
EFSA Panel on Plant Health (PLH)   +37 more
wiley   +1 more source

5‐Aza‐adenine Derivatives for Crop‐Protection: Multicomponent Synthesis, Experimental and Theoretical Structural Analysis

open access: yesChemPlusChem, Volume 89, Issue 10, October 2024.
New purine isosteres are prepared using a convenient three‐component, catalyst‐free, microwave‐promoted reaction. The products are evaluated for potential insecticidal, fungicidal and herbicidal properties and structural features of the compounds, including interactions in a representative crystal, are explored experimentally by X‐ray crystallography ...
Lin Yuing Tan   +6 more
wiley   +1 more source

The Cornbelt's Last Open Pollinated Corn: Agricultural extension and the origins of the hybrid corn seed industry

open access: yesPLANTS, PEOPLE, PLANET, Volume 6, Issue 5, Page 1024-1037, September 2024.
Agricultural extension is recognized as an important pathway for generating changes in individual farmers' practices and therefore broader patterns of production. In the United States, historical research has implicated extension work in transformations that privileged White farmers and wealthier operations over other producers and that fostered the ...
Helen Anne Curry
wiley   +1 more source

Assessing the sterility and quality of gamma‐irradiated pepper weevils, Anthonomus eugenii (Coleoptera: Curculionidae), toward the development of the sterile insect technique

open access: yesPest Management Science, Volume 80, Issue 4, Page 1692-1701, April 2024.
Pepper weevil were treated with gamma radiation at the pupal stage to investigate its impact on reproduction and quality. Male and female pepper weevils irradiated with 110 Gy as late‐stage pupae were effectively sterilized and also had decreased fecundity, longevity and spontaneous flight activity.
Jacob V Basso   +2 more
wiley   +1 more source

Comportamento de progênies oriundas de raças primitivas de algodão herbáceo frente ao ataque do bicudo Behavior of lines from cotton primitive race stocks to attack of the boll weevil

open access: yesPesquisa Agropecuária Brasileira, 1999
Com o objetivo de obter linhagens resistentes ao bicudo-do-algodoeiro (Anthonomus grandis Boheman), a Embrapa-Centro Nacional de Pesquisa de Algodão vem testando progênies oriundas de raças primitivas de algodoeiro herbáceo (Gossypium hirsutum L ...
Francisco José Correia Farias   +3 more
doaj   +1 more source

Commodity risk assessment of Petunia spp. and Calibrachoa spp. unrooted cuttings from Kenya

open access: yesEFSA Journal, Volume 22, Issue 4, April 2024.
Abstract The European Commission requested the EFSA Panel on Plant Health to evaluate the probability of entry of pests (likelihood of pest freedom at entry), including both regulated and non‐regulated pests, associated with unrooted cuttings of the genera Petunia and Calibrachoa produced under physical isolation in Kenya. The relevance of any pest for
EFSA Panel on Plant Health (PLH)   +33 more
wiley   +1 more source

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