Prevention Plus Protection Equals PROFITS!!! This product may only be applied to empty grain bins using automated spray equipment. The picture on the right shows antennae tip of a flat grain beetle after exposure to grain treated with INSECTO. Barley 9.9 fl oz per 1,000 bushels; Proper sealing of lower openings for 24 hours is essential. Refer to the individual product label for a list of the insects controlled. Chlorpyrifos-methyl plus Deltamethrin: for application to empty bin interior and exterior surfaces only, not to grain. University of Missouri Division of Plant Sciences (573) 882-2838 baileyw@missouri.edu, Wayne C. Bailey Remove all grain residues from combines, trucks, and augers. Allow 24 hours for sprays to dry. Make sure dust is placed in known areas of infestation and entry points where insects hide, such as wall bases, cracks, crevices, doors and plenums. Once the grain in removed from the bin, sanitation procedures should be implemented and the empty bins treated with an approved insecticide both inside and out. This product contains aromatic hydrocarbon solvents. Dry grain below 13% and cool before application. Protectants are recommended if grain is going to be stored for extended periods, in flat structures, under circumstances that favor pest development, or in facilities with a history of insect damage. INSECTO is a very fine, dry dust which attaches to adult and larvae insects as they crawl through treated grain and dusted bins; the insects die from dehydration within 1-14 days after exposure. The machinery used for dusting which may reach an output of one ton per hour, can significantly After all debris and grain residues have been removed, an application of a residual insecticide should be made to the complete inside of the bin. Oats 6.6 fl oz per 1,000 bushels; Silicon dioxide, diatomaceous earth (Dryacide, Insecto, Perma-Guard, Protect-It and possibly others.). Do not enter the bin until all sprays have dried. For this treatment to be effective, the top of the bin must be temporarily sealed, including the roof vent. Grain masses should be monitored a minimum of once each month during the winter months of November through April and at least twice per month during the summer months of May through October. there. Several brands including Dryacide, Insecto, Protect-It and others - Follow specific label directions. and fumigation is recommended. The treatment offers protection for about one season and should be considered if the grain may be held for more than 6 months. Product (active ingredient) Application Notes; Centynal Insecticide (deltamethrin) 0.25 - 1.5 fl oz/gal water/1,000 ft 2: Do not allow runoff to occur. Apply DIACON II grain protectant only to grain of known treatment history, apply no more than once per crop. product, though not highly toxic, may linger foodstuffs. For decades, farmers have aerated their grain bins to maintain the quality of stored grain by keeping it cool while at the same time managing pesky insects. Be sure to consider whether the grain was previously treated with and insecticide when placed in the bin the prior fall to avoid excessive insecticide residues. Please check with your grain buyers before using. moist, before it goes to the artificial dryer. Dilute DIACON II with water or FDA approved food grade oils* or soybean oil and apply to the moving grain stream as a coarse spray. drying the impurities along with the grain. INSECTO is registered (EPA Reg #48598-1) for use in the control of the major grain insects (e.g., moths, weevils, beetles, etc) on all of the major grains (e.g., wheat, corn, rice, barley, etc). spread throughout the grain mass, is the simpler. Implementation of sanitation practices which reduce residual pest insect numbers in empty bins and grain handling equipment coupled with pre-harvest insecticide applications to empty bin surfaces and surrounding areas is the first step in effective management of insect pests in stored grain. The effort to protect grain set of sieves. Diacon II is an insect growth regulator (IGR) that prevents insects from completing their growth and development. Do not apply before high temperature drying. (S) – Methoprene: Labeled for barley, corn, grain sorghum, oats, rice, and wheat. Lesser grain borer is not listed as a target pest on the label. An equal opportunity/access/affirmative action/pro-disabled and veteran employer. (earth, small pebbles, plant and insect waste, seed cases, etc.). area where they are released; therefore their use requires that cleaned grain is mixed with powder or sprayed before bagging. depends, on the one hand, on the actual concentration of the gas Furthermore, some residues of the http://sites.ext.vt.edu/newsletter-archive/, Glenn F. Chappell II, Extension Agent; Wade E. Thomason, Extension Grains Specialist. Formulated sprays, drips or dust formulations are typically applied to moving grain stream as it goes into storage vessel. A grain protectant may be added to the grain when the bin is being filled to guard against insect damage. Actellic 5E – use 9.2 to 12.3 fl oz per 5 gallons of water per 30 tons of grain (approximately 1071 bu.). A sour smell, grain clumped together, condensation present on the inside surface of the bin roof, webbing on the grain surface, or the presence of insect larvae, adult beetles or moths all indicate the presence of an insect infestation. sieve (sifter) for the finest impurities, must be chosen with the lightest impurities, followed by siftings of the grain. The high value of grain crops held in on-farm storage can best be protected by implementation of a monitoring program for detection of insect infestations and other pest problems within the storage structure. Current stocks, with the correct label may be used until the stock is exhausted. Aeration will disrupt this treatment. Gamme d’usage. Grain cleaning and insecticide treatments. Éviter la contamination via les systèmes d'évacuation des eaux à partir des cours de ferme ou des routes. Be sure to clean grain debris from fans and other grain handling equipment. Silicon dioxide, diatomaceous earth (Protect-It and possibly others.). Insecticide. Applications can lower test weight and reduce the flowability of grain if applied to entire grain mass, so it is often applied to just the bottom and top layers of the grain. These machines, some models of measures (masks, gloves, hand-washing, hermetic sealing of Insecticides De Stockage; Biocontrôle; Néodis; TopGrain sera disponible courant novembre, et pourra déjà faire l’objet d’une appropriation des OS pendant l’hiver. at the time of its reception at a storage centre. Grain surface protectant/treatment. Refer to Storcide and Storcide II product labels for any sale, processing or feeding restrictions. Of these three options, immediate use of the grain as livestock feed is generally the best option. Special safety equipment including a self-contained breathing apparatus is required for this insecticide application. Remove all residues from areas around the bins and nearby feed bunks or feed storage areas. The simplest cleaning method, E-mail: IPM@missouri.edu, http://agebb.missouri.edu/storage/pests/insect.php, Insect Management Recommendations for On Farm Stored Grain, Begin Monitoring On-Farm Stored Grains for Insect and other Possible Problems, Recommendation for Control of Stored Grain Insects, equal opportunity/access/affirmative action/pro-disabled and veteran employer. grain can range from the simple mechanical duster to motorized to size. forms (powders for dusting, powders to be mixed with water, hoppers first has its lightest impurities removed by running it Do not use as a top-dress treatment on grain where Atellic was used as a protectant. Taking an environmentally sensitive approach to pest management, Wayne C. Bailey This (capping) treatment prevents insect from infesting the grain through the top of the grain mass. distribution of the product over the grain. Diacon II and Diacon-D – see and follow specific label rates and directions. impurities (gravel, foreign grains, earth, etc.). to obtain an even more regular distribution and a good coating of The effectiveness depends on proper mixing and application, as well as grain temperature and moisture. Bin applications should only be applied from outside the bin. No license required to buy and use INSECTO on your grain and bins. ), Select a product specifically labeled for treating grain storage facilities and follow label directions for proper application. After bins have been properly cleaned and inspected and prior to adding new grain, treat the empty bin with a labeled insecticide. GRAIN FUMIGANTS. You've reached the Virginia Cooperative Extension Newsletter Archive. Several insecticides can be applied directly to grain, including: diatomaceous earth; malathion; aluminum phosphide (phosphine) magnesium phosphide (phosphine) gaseous phosphine; carbon dioxide; methyl bromide; Diatomaceous earth. Check with suppliers and current insecticide labels before making any insecticide applications. University of Missouri (573) 882-2838 baileyw@missouri.edu. Table 3. Insecticides for direct application to grain. the speed of vibration of the sieves). If an insect infestation is found on the surface of the grain mass and webbing is present, this usually indicates the presence of Indian meal moth. better definition of the market value of the product but also an operations and make them longer and more costly. If the grain was properly leveled and the grain surface treated (capped) with an insecticide after filling of the storage structure the previous fall, it is best not to break or disturb the protective cap of insecticide previously applied at that time. Note: Malathion 5 E not labeled for rice. ), chlorpyrifos-methyl (Reldan 4E), malathion (6% Malathion Dust), chlorpyrifos-methyl + deltamethrin (Storcide II), methoprene (Diacon II), pirimiphos-methyl (Actellic 5E), pyrethrins + piperonyl butoxide (various products) and silicon dioxide (Insecto, Perma-Guard, and others) applied as a top dress treatment will prevent the introduction of most insects including the most common stored grain insect pest, the Indian meal moth. therefore, a combination of the techniques of contact insecticide
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