Results 81 to 90 of about 7,732 (215)

Field efficacy of hermetic and other maize grain storage options under smallholder farmer management [PDF]

open access: yes, 2017
Household grain storage continues to be of paramount importance in improving food security in sub-Saharan Africa (SSA) where maize postharvest losses of 10-20 % are reported.
Mlambo, Shaw   +4 more
core   +1 more source

A review on the mechanisms of fumigant action

open access: yesNew Plant Protection, Volume 2, Issue 1, March 2025.
Fumigants are chemicals that exhibit multi‐site activity. They can directly damage the structure of biofilms, leading to cell intoxication, or penetrate cells to disrupt energy metabolism and biosynthesis. Additionally, they can interfere with neuronal membrane potential and cause organelle dysfunction.
Dongdong Yan   +6 more
wiley   +1 more source

Insecticide-mediated shift in ecological dominance between two competing species of grain beetles.

open access: yesPLoS ONE, 2014
Competition is a driving force regulating communities often considered an intermittent phenomenon, difficult to verify and potentially driven by environmental disturbances.
Erick Maurício G Cordeiro   +2 more
doaj   +1 more source

Uji Beberapa Konsentrasi Tepung Daun Gamal (Gliricidia Sepium Jacq.) Terhadap Hama Sitophilus Zeamais M. Pada Biji Jagung Di Penyimpanan [PDF]

open access: yes, 2017
Corn grain in storage can be damaged by maize weevil Sitophilus zeamais M. pest. If corn grain stored juring 6 monts cause damage to reach 85%. The research aims to find a concentration of gamal leaf powder that cause mortality of maize weevil S ...
ningsih, Y. (Yulia)   +2 more
core  

Toxicity Profile of Plectranthus glandulosus Hook. F. (Lamiaceae) Aqueous Extract, Hydro‐Ethanolic Extract, and Ethyl Acetate Fraction

open access: yesBiochemistry Research International, Volume 2025, Issue 1, 2025.
Plectranthus glandulosus is valued for its culinary and medicinal properties. This study evaluated the cytotoxicity, acute oral toxicity, and subacute oral toxicity of its aqueous extract, hydro‐ethanolic extract, and ethyl acetate fraction. Cytotoxicity was tested on African green monkey kidney (Vero) and murine macrophage (RAW 264.7) cell lines ...
Djamila Zouheira   +11 more
wiley   +1 more source

Feeding Deterrents against Two Grain Storage Insects from Euphorbia fischeriana

open access: yesMolecules, 2011
The screening of several Chinese medicinal herbs for insecticidal principles showed that Euphorbia fischeriana roots possessed significant feeding deterrent activity against two stored-product insects (Tribolium castaneum and Sitophilus zeamais).
Zhi Wei Deng   +7 more
doaj   +1 more source

Biologi, Gejala Serangan, Dan Pengendalian Hama Bubuk Jagung Sitophilus Zeamais Motschulsky (Coleoptera: Curculionidae) [PDF]

open access: yes, 2015
Salah satu kendala dalam penyimpanan jagung adalah serangan hamagudang. Salah satu hama gudang jagung adalah Sitophilus zeamaisMotschulsky (Coleoptera: Curculionidae). Hama ini ditemukan didaerah panas maupun lembap.
Muis, A. (Amran), Nonci, N. (Nurnina)
core  

Physicochemical Bases of Resistance of Pearl Millet Pennisetum glaucum (L.) Seed Landraces of Benin Against Sitophilus oryzae L. (Coleoptera: Curculionidae)

open access: yesPsyche: A Journal of Entomology, Volume 2025, Issue 1, 2025.
Pearl millet (Pennisetum glaucum (L.) R. Br.), despite its nutritional importance, is a neglected and underutilized species in Benin due to numerous constraints, including storage insect infestation by Sitophilus oryzae L. Identifying effective control methods, such as varietal resistance, is necessary to prevent the use of chemical insecticides that ...
Tayé Obédatou Alagbe   +7 more
wiley   +1 more source

Laboratory-scale hermetic storage of wheat and maize against the infestation of red flour beetle (Tribalism castaneum) and maize weevil (Sitophilus zeamais) [PDF]

open access: yes, 2015
The objective of this project was to determine the effect of hermetic storage conditions on red flour beetle (Tribolium castaneum) and maize weevil (Sitophilus zeamais), and to hopefully reduce infestation during storage. This project used 4 oz.
Bern, Carl   +4 more
core   +2 more sources

Phenotypic and genotypic characterization of fifty strains of Beauveria spp. (Ascomycota, Cordycipitaceae) fungal entomopathogens from diverse geographic origins against the diamondback moth, Plutella xylostella (Lepidoptera: Plutellidae)

open access: yesPest Management Science, Volume 80, Issue 10, Page 5064-5077, October 2024.
The characterization of strains with potential to be used as biocontrol agents, is imperative for the development of efficient products. Environmental conditions (temperature and UV radiation) determine the effectiveness of these strains in the field.
Laura Reyes‐Haro   +3 more
wiley   +1 more source

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