K.N. Ahmed and M.R. Hasan

Sudden outbreak of mealy bug and armoured scale causing severe damage to economic crops in Bangladesh
...r, papaya, basil etc. by citrus mealybug, Planococcus citri (Risso) (Homoptera: Pseudococcidae) has been noticed in Bangladesh. It is mainly a pest of citrus and coffee crops but now it has become polyphagous in nature. Based on laboratory studies on immature and mature fruits of lady's finger; the total period of all four nymphal stages lasted for 32.6 ± 4.17 days at an average room temperature of 28 ± 2ºC and 70-75% RH during September, 20...

The Journal of Plant Protection Sciences

December

Vol. 7, Iss. 1-2, Pages 1-18

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