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Santos et al. The maize weevil is found in all warm and tropical parts of the world. No alive insects were recorded after 4 months of maize storage, while with the highest content of 6 g/kg, 15 alive weevils were registered in SHABA variety. Biology, economic impact and potential for semiochemical-based control of mahogany shoot borer, Hypsipyla robusta (Moore) (Lepidoptera: Pyralidae), African rhinoceros beetle, Oryctes monoceros (Olivier) (Coleoptera: Scarabaeidae) and maize weevil, Sitophilus zeamais Motschulsky (Coleoptera: Curculionidae). A mould then develops on the cadaver and fresh conidia are produced. Early harvesting; Clean and dust with Actellic Super or Sumicombi the store well before use The attack starts in the field where the female lays eggs in a slight hollow on the maize seed. Therefore, breeding maize grains with tougher texture is suggested in the postharvest control of maize weevil. These tiny beetles feature small snouts and come in varying colors of dull reddish brown to nearly black and typically feature 4 light reddish or yellowish spots on their backs. Overall, control is similar to that recommended for the rice weevil (see Fact Sheet no. © 2015 A-Tex Pest Management. Hermetic on-farm storage for maize weevil control in East Africa Abstract Maize (Zea mays L.) consumption makes up over half of daily caloric intake of persons in East Africa and adequate supply is necessary for food security for subsistence farmers, as well as for domestic stability. Maize Weevil Control. Control. Check out A-Tex Pest Management Inc. on Yelp. (1996). Carbon dioxide at concentrations of 50% and 60% killed all life stages of the weevil after 10 days of exposure. The current results indicate that large-scale experiments on biological control of the maize weevil with A. calandrae are now needed. The Maize weevil will breed on maize in the field, but the Rice weevil only breeds in stored grain. biology and ecology of maize weevil and provides prospect of using various physical, sanitary, cultural, botanical, biological and chemical control measures to manage weevil. The use of phytochemicals for controlling storage pests constitutes an attractive alternative to synthetic products, since plant may be more biodegradable and safer. Conclusively, the overall manipulations advised should yield roundish, smaller, and harder-textured grains which expectedly should offer higher resistance to weevil ( Tongjura et al. , 2010 ; … It has deep irregular pits behind the head and the ... insecticides for control of maize weevil. Management plans should include: • good hygiene as an essential part of insect control, • methods to try to prevent insect problems developing, • inspection for insects and other quality problems, and • methods to control … Previous studies had confirmed effectiveness of ground powder derived from these plants in control of maize weevil in western Kenya (Ogendo et al., 2004a, Ogendo et al., 2004b). Master’s Thesis, Iowa State University, Ames, IA, USA, 2014. A three-year study of the maize weevil dispersing from a corn storage bin was made at Baton Rouge. This information is useful to personnel involved on agricultural research and development for developing location specific integrated pest management approach of this pest. provide ecological data about the maize weevil, Sitophilus zeamais (Mot.j, relative to its flight habits, attraction to sunflowers, and two hymenopterous parasites. The maize weevil is slightly larger, up to one-eighth inch (four mm) long, and darker than the rice weevil; the degree of variation within each species makes them difficult to tell apart. Commercial Pest Control for Your Business, Termite & Wood Destroying Organism (WDO) Inspections & Reports, Bee, Wasp & Hornet Stinging Insect Control. From insect pests, maize weevil, Sitophilus zeamais (Mostch.) The constant fluctuation of grain prices and costs of insecticides, as well as attitudes of local buyers, make it impossible to set a specific cost-return value for treatment of stored grain. maize weevil control in the garden If you’ve found maize weevils on your corn or other vegetables, apply MULTIPURPOSE INSECT KILLER directly to the affected crops. The attack starts in the field where the female lays eggs in a slight hollow on the maize seed. Item type Current location Collection Call number Copy number Status Date due Barcode Item holds; Article CIMMYT Knowledge Center: John Woolston Library It lives in many tropical areas around the world, and in the United States.

At the highest dosage of 6 g/kg, 100, 95 and 89 % adult weevil mortality was achieved in CLH103, CMS8501 and SHABA, respectively, within 14 days of exposure. Maize kernels treated with neem oil or ash were damaged less than the control. Iowa State University; Ames, IA, USA: 2014. The rice weevil has fully developed wings beneath its wing covers and can fly readily. biology and ecology of maize weevil and provides prospect of using various physical, sanitary, cultural, botanical, biological and chemical control measures to manage weevil. View Show abstract The maize weevil has reddish yellow blotches on the wing case. Loading... Unsubscribe from graincoat? 338). This field study was conducted to determine the practicability of periodic physical disturbance on S. zeamais, maize weevil, mortality during maize storage on small-holder farms in Tanzania. KEYWORDS : biological control, ectoparasitoid, induced mortality, repetitive release INTRODUCTION The maize weevil, Sitophilus zeamais (Motschulsky) Since 2002 A-Tex Pest Management has been fully licensed and insured to provide commercial businesses and residential homes of the Greater Austin, Texas area with professional services and expertise in pest control at an affordable price. Using high-end products exclusive to licensed professionals, A-Tex Pest Management can ensure our valued customers receive nothing less than maximum results. Maize weevils attack many types of crops and are difficult to prevent and control. Evolving into a white pupa until it reaches adulthood, these weevils develop in a slower time frame than rice weevils, but usually only taking 30 days or so to pass through the life cycles of an egg to adulthood. An experiment was carried out at a research station to determine the effectiveness of different doses of Eucalyptus tereticornis leaf powder in controlling Sitophilus zeamais in stored maize grain. The experiment was laid out in a completely randomised design with four treatments that were replicated three times. Maize kernels treated with neem oil or ash were damaged less than the control. 0:44. 338). (1996). Since it is an internal pest, residual control … (Coleoptera: Curculionidae) on three maize varieties in Cameroon Simon Pierre Yinyang Danga1*, Elias Nchiwan Nukenine1, Gabriel Tagne Fotso1 and Cornel Adler2 Abstract Background: Sitophilus zeamais is a key pest of stored maize causing serious economic damage. ... Control. It is a major pest of maize. We are a trusted company with high standards and we work to provide the ideal environment to achieve success through reliable and efficient methods. However, unlike the granary weevil, adult rice weevils can fly and in warm climates can cause widespread damage to corn, wheat, and other grains before harvest. Previous studies had confirmed effectiveness of ground powder derived from these plants in control of maize weevil in western Kenya (Ogendo et al., 2004a, Ogendo et al., 2004b). Overall, control is similar to that recommended for the rice weevil (see Fact Sheet no. The maize weevil’s life cycle is 35 days, and a single adult female can produce 10 generations within a 12-month period.” Saeed read reports of scientists isolating and then using the ubiquitous soil-dwelling fungus, Beauveria bassiana, as a biological pest and insect control method. Treatment with 15% carbon dioxide and 5% oxygen controlled the insects in 10 days. Insect resistant maize: recent advances and utilization. El texto está disponible bajo la Licencia Creative Commons Atribución Compartir Igual 3.0; pueden aplicarse cláusulas adicionales. The maize weevil (Sitophilus zeamais), known in the United States as the greater rice weevil, [1] [2] is a species of beetle in the family Curculionidae.It can be found in numerous tropical areas around the world, and in the United States, and is a major pest of maize. (Coleoptera: Curculionidae) is an important insect-pest of maize in the tropics, causing serious losses Before storage: Harvest maize as soon as it is mature. The maize weevil is typically somewhat larger than the rice weevil, but rice weevils as large as the largest maize weevils and maize weevils nearly as small as the smallest rice weevils have been found. Maize Weevil. CULTURAL CONTROL It is most important to dry the grain properly, to keep the storage area clean, and to monitor the grain often and regularly. The predominant control of this pest is the use of synthetic residual pesticides, which have adverse effects on consumers and environment. In this study, the effect of plant powders on mortality of the maize weevil, final weight of corn kernels, number of perforated corn kernel, and weight of waste material were evaluated in laboratory conditions. In the absence of conventional methods of control, which are unavailable due to local supply bottlenecks, the study recommends use of maize cob powder to control weevils. The antennal transcriptomic data and candidate OBP genes described here provide a basis for the functional studies of the maize weevil chemical perception, which are potential novel targets for pest control strategies. Log in, how to catch rat that won’t go in my trap by step trapping. Generally, a female can lay up to 250 eggs at one time, and the eggs take up to three days to hatch. The maize weevil, Sitophilus zeamais, is an economic important pest in stored grains, thus alternative and safe methods of control are required. It is a major pest of maize. No alive insects were recorded after 4 months of maize storage, while with the highest content of 6 g/kg, 15 alive weevils were registered in SHABA variety. These powders caused high mortality rates on the immature stages of the pests and repelled the adult weevils. This information is useful to personnel involved on agricultural research and development for developing location specific integrated pest management approach of this pest. It lives in many tropical areas around the world, and in the United States. The Maize Weevil will breed on maize in the field. Biological pest control There have been various studies on biological control agents for the maize weevil. The pests and repelled the adult weevils seed kernels of neem and seeds of apple. S. oryzae is a pest of stored maize causing serious economic damage Licencia Creative Commons Atribución Igual... Mould then develops on the back with four treatments that were replicated three times rice maize! 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