Sitophilus oryzae life cycle pdf

2019-10-18 06:56

Jan 20, 2014  This pest is particularly called as rice weevil because its breeding habits and life cycle was first of all studied in rice. Sitophilus oryzae is supposed to be a native of India, although few are of the opinion that some temperate country is its original home.Biology of Sitophilus oryzae (L. ) (Coleoptera: Curculionidae) on stored maize grains K. C. Narayana Swamy 1, G. P. Mutthuraju 1, E. Jagadeesh 2 and G. T. Thirumalaraju 1 1 Department of Agril. sitophilus oryzae life cycle pdf

Rice Weevil (Sitophilus oryzae) Adults, 23. 5mm long (average 2. 5mm); colour: Grain weevils are encountered in all temperate full lifecycle takes 6 months. The lifecycles of the Rice and Maize weevils follow a similar course to that of the Grain weevil. LifeCycle

Nov 24, 2017 Sitophilus Oryzae is usually found in grain storages and processing plants. They infest wheat, oats, rye, barley, rice, and corn. Sometimes, they are also found infesting beans, sunflower seeds and dried corn. The present work intends to study the life cycle of Sitophilus oryzae with special reference to observation on time taken to complete different development stages in the local agroclimatic region. Braj Kishor Prasad Singh (2017). sitophilus oryzae life cycle pdf Jan 01, 2014  Study on both the life cycle and morphometrics of Sitophilus oryzae on rice cultivar Sampa mashuri in laboratory condition Article (PDF Available)

The adult female rice weevil lays an average of 4 eggs per day and may live for four to five months. The full life cycle may take only 26 to 32 days during hot summer months, but requires a much longer period during cooler weather. The eggs hatch in about 3 days. The larvae feed inside the grain kernel for an average of 18 days. sitophilus oryzae life cycle pdf The adult female rice weevil lays an average of 4 eggs per day and may live for four to five months. The full life cycle may take only 26 to 32 days during hot summer months, but requires a much longer period during cooler weather. The eggs hatch in about 3 days. The larvae feed inside the Figure 1. Rice weevil.

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