تأثير الإصابة بخنفساء الحبوب المنشارية على الصفة الطبخية لبعض أصناف الرز المحلية و المستوردة

Abstract EN

The results indicated that the cooking character or reducing percentage of size cooked rice was clearly affected by the infestation of saw toothed grain beetle for two storage period 2 and 4 months and level of infestation ( 10 and 20 and 30 insect ) .

Baziani variety was more affected in reducing percentage which reached 33.17 and 68.34 % for two storage period respectively , under the effect of insect infestation which reached in number 99.33 and 169.33 insect , respectively , level infestation (30 insect ) had clearly effect on the average of reducing percentage in rice size which reach 14.88 and 26.37% for all varieties and storage periods .

According to the imported varieties , The American variety was more reduced in rice size with the average 14.69 and 24.86 % for two storage periods , respectively with the population density which reached 29.67 and 42.67 insect .