Download Integrated management of insects in stored products by Bhadriraju Subramanyam PDF

By Bhadriraju Subramanyam

This paintings deals a entire presentation of the id, biology, ecology and sampling of insect pests in kept meals, and offers a balanced ciew of the organic, actual and chemical regulate equipment utilized in pest administration. It furnishes step by step approaches for developing separately adapted built-in pest administration programmes. each to be had approach to keep watch over is roofed.

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These species can, nevertheless, cause heavy additional damage to previously attacked material and can also attack processed commodities such as flour and milled rice and material damaged by processing, bad handling, threshing, drying, or other processes. Most of these species belong to the Cucujidae, Silvanidae, and Tenebrionidae. Several families, notably the Cleridae and Dermestidae, contain species that attack material of animal origin such as dried skins, dried fish, and fishmeal. Many beetles of the families Cryptophagidae, Mycetophagidae, and Ptinidae are mold feeders or scavengers.

9b). Life Cycle Life cycles of these species are similar. Eggs are laid loosely on foodstuffs or in crevices when available. The campodeiform larvae pass through two to four larval instars. When feeding on grain, the germ is attacked with preference. The life cycle of O. 5°C, 10−90% RH. The optimal conditions for development are 30−35°C, 70−90% RH. O. surinamensis is more tolerant than O. mercator to extremes of temperature and humidity (Howe 1956a) and can survive short periods at temperatures below 0°C.

5 mm) (Ohio Biol. Survey). 3 mm) (NRI). 0 mm) (MAFF/CSL). 5 mm) (MAFF/CSL). 5 mm) (MAFF/CSL). Page 15 the United States can be identified using keys provided by Woodroffe and Coombs (1961) and Kingsolver (1987c). 11. 5−2 mm long. The antennae are usually long, often half or more of the body length. Members of the genus Cryptolestes are common secondary pests of cereals and cereal products. 5−2 mm long), oblong, flattened, light-brown beetles. The head and prothorax are comparatively large and account for nearly half of the body length.

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