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Effects of maize weevil on maize

Webthat the weevil caused 16% damage on maize grains. This was supported by Ileke and Oni [32] who recorded more than 20% grain damage to wheat seeds by within . S. zeamais three months storage. The destructive effect of maize weevil to maize grains was further reported to go beyond 30% under ambient conditions of 26 to 30 . o. C and 70 to 80% … WebMay 25, 2024 · At 2% concentration, the maximum (17.00%) weight loss were recorded on maize grain treated with T. chebula extract which was statistically non significance from 16.33 and 16.29 percent infestation in maize grains having application of T. ammi and F. indica aqueous extracts.

Weevils on Stored Grain - Penn State Extension

WebApr 10, 2024 · Maize is the major food staple in Eastern and Southern Africa; it is mostly produced and stored on small-scale farms, prone to storage losses from pests (in particular maize weevils and larger grain borer, LGB), and likely to be affected by climate change. To target interventions to reduce storage losses, good loss estimates are needed, but … WebApr 14, 2024 · Feature papers represent the most advanced research with significant potential for high impact in the field. A Feature Paper should be a substantial original … lithonia led wall mounted https://bonnesfamily.net

African Journal of Agricultural Research - effects of aqueous and …

WebOct 21, 2024 · Maize weevil ( Sitophilus zeamais) infestation results in a substantial reduction in the quantity and deterioration of the quality of stored maize. Most farmers control weevils using conventional pesticides which are usually associated with several human health risks as well as intoxication of the fauna and flora. WebMar 20, 2024 · Sitophilus zeamais and Prostephanus truncatus can cause weight loss of about 20 to 90% of untreated stored maize seeds. This study assesses four plants (Lantana camara, Moringa oleifera, Citrus... WebNov 1, 2015 · Xenia effect on resistance to maize weevil and larger grain in maize @inproceedings{Munyao2015XeniaEO, title={Xenia effect on resistance to maize weevil and larger grain in maize}, author={William M Munyao}, year={2015} } W. Munyao; Published 1 November 2015; Engineering lithonia lens strip

Population genetic structure of the maize weevil, …

Category:Maize Weevil - an overview ScienceDirect Topics

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Effects of maize weevil on maize

Management of Maize Weevil (Sitophilus zeamais Using …

WebSep 1, 2024 · A positive correlation between moisture content and storage time was observed for maize stored in non-hermetic with weevils (r = 0.96, P < 0.05). The results … Webcleaning floor were almost entirely maize weevil. All insects were carrying heavy spore loads of A. flavus after surface disinfection. Dead insects were as contaminated as live …

Effects of maize weevil on maize

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WebJun 8, 2024 · Approximately, 500 g of Maize Kernels in glass jars were moisture equilibrated in an incubator for a period of one week before infesting with 300 unsexed weevils (Miller et al.,; 1969). In order to obtain test insects of known or similar age, these weevils were allowed to ovipositor for seven days, after WebThe LGB causes a wide range of grain losses in maize, which include: weight loss, nutritional loss, loss in grain quality, loss in seed viability and loss of commercial value …

WebSep 19, 2011 · Maize kernels treated with neem oil or ash were damaged less than the control. Although copra and palm kernel oil reduced S. zeamais attack, these edible oils were not as effective as neem oil. Neem wood ash was however, less effective than 0.25% diazinon dust. Neem derivatives inhibited oviposition and/or deterred feeding. Résumé WebJan 13, 2015 · Agronomic traits of phytase maize were generally superior to those of non-transgenic maize, but the yield of phytase maize was only 5.5% higher than that of non-transgenic maize. No signi cant ...

WebFeb 1, 2012 · Weevil Perforation Index (WPI) indicated that the plant powders used have significant effects as grain protectants as the amount of grain damage was reduced after the application of the powder (Table 3). Moreover, the efficacy was observed to be directly proportional to the amount of powder applied. WebDec 1, 1995 · INTERACTIONS BETWEEN MAIZE WEEVIL (COLEOPTERA: CURCULIONIDAE) INFESTATIONS AND INFECTION BY ASPERGILLUS FLAVUS AND OTHER FUNGI IN STORED CORN D. Dix, J. All Biology 1987 Thirty adult maize weevils, Sitophilus zeamais Motschulsky, were placed in six glass-fronted wooden grain storage …

WebMaize Weevil ( Sitophilus zeamais Motschulsky) López-Vergé et al. (2013) studied the effects of adding maize weevil larvae to the diet on performance parameters. The …

http://article.sapub.org/10.5923.j.ijaf.20120241.09.html im waiting for you baby lyricsWebMar 27, 2024 · The maize weevil is slightly larger, up to one-eighth inch (four mm) long, and darker than the rice weevil; the degree of variation … i m waiting for you什么意思WebThe main effect of S. zeamais infestation on stored grains is the damage through feeding activities of the adult weevils and the development of immature stages within the grain … lithonia lens removalThe maize weevil commonly attacks standing crops, in particular, maize before harvest, and is also commonly associated with rice. It infests raw or processed cereals such as wheat, oats, barley, sorghum, rye and buckwheat. It can breed in crops with a moisture content of a much wider range than S. … See more The maize weevil (Sitophilus zeamais), known in the United States as the greater rice weevil, is a species of beetle in the family Curculionidae. It can be found in numerous tropical areas around the world, and in the United … See more S. zeamais occurs throughout warm, humid regions around the world, especially in locations where maize is grown, including: Polynesia, Brazil, Argentina, Burma, Cambodia, Greece, Japan, Morocco, Spain, Syria, Turkey, United States, USSR, Sub Saharan Africa See more Early detection of infestation is difficult. As S. zeamais larvae feed on the interior of individual grains, often leaving only the hulls, a flour-like grain dust, mixed with frass is evident. Infested grains contain holes through which adults have emerged. A possible … See more A close relative of the rice weevil, the maize weevil has a length of 2.3 mm to 4.9 mm. The type of food consumed by the larvae influences the size of the adult (3.9-4.9 mm on corn, … See more The complete development time for the life cycle of this species averages 36 days. The female chews through the surface of the grain, creating … See more • Granary weevil, also known as the wheat weevil (S. granarius) • Rice weevil (S. oryzae) See more • Proctor, D.L. 1971. An additional aedeagal character for distinguishing Sitophilus zeamais Motsch. from Sitophilus oryzae … See more im wald 2022 trailerWebInsects play an important role as facilitators of the aflatoxin-producing fungus, Aspergillus flavus Link, in both preharvest and postharvest corn. The current study investigated the … im wald trailerWebEffect of Neem Leaf and Seed Powders Against Adult Maize Weevil (Sitophilus zeamais Motschulsky) Mortality Daniel Hagos BERHE A laboratory study with the objective of investigating the effects of neem … im waiting bailey zimmermanlithonia lens covers