AgroStar Krishi Gyaan
09 Jan 20, 03:00 PM
Insect Life CycleAgroStar Agronomy Centre of Excellence
Mealybug life cycle
Economic Importance: Mealybug are infesting on tender parts of the plants, twigs and pods, fruits etc. It secretes honeydew like all other sucking pest, Honeydew secretion results in black sooty mould development on the leaves of the plant.
Host crops: Cotton, Sugarcane, Guava, Mango, Pomegranate etc.
Egg: - Adult females of most mealybugs lay 100-200 or more eggs in cottony egg sacs over a 10- to 20-day period. Egg sacs may be attached to crowns, leaves, bark, fruit or twigs. The female dies after egg laying.
Nymphs: - Small pinkish coloured eggs hatches in 7 to 10 days. It damages by sucking the tender leaves, twigs and buds.
Adult: - Mealybugs are soft, oval, wax-covered and they are white in colour. They are flat, oval or spherical and they secrete wax-like material. The full life cycle of mealybugs ranges from six weeks to two months.
Control: -Application of Buprofezin 25 % SC @ 1 litre in 1000 litres of water, Monocrotophos 36% SL @ 1500 ml of 1000 litres of water, and Verticillium lacani with 1.15% WP @ 2.5 kg 500 litres of water per hectare.
Note: - The quantity of chemicals varies according to different crops.
Source: AgroStar Agronomy Centre of Excellence
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