6-10 mm long and yellowish brown to black. The eggs are laid in May or June in groups in the soil. They hatch about one month later and the larvae…
bugs are found in crevices of stem, on leaves and berries. Mealy bugs are pinkish and covered with white mealy wax. Female lays 300-500 eggs in loose…
covering) on apple trees sheltering in cracks and under loose bark. The nymphs become active in late March or April (in the northern hemisphere) and…
cause problems in agriculture and horticulture. Thrips are small insects (0.5-14 mm), with the largest species found in the tropics. In temperate…
the ground in preparation for pupation. Although pupation sometimes occurs in the crop, it usually takes place on the surface of the ground in a…
) probably evolved from the peach potato aphid in the Far East and is a key pest of tobacco crops in both the United States and South America. The…
presence in the crop. The wingless adult stage of the greenhouse potato aphid is rather squat, of medium size (1.8 - 3.0 mm long) and oval in shape.…
retarded. In full sunlight, leaves can wilt and drop. Such leaf damage can in turn influence the development of fruit and lead to a reduction in…
crop damage in many parts of the world, including North Africa, Europe and northern Asia. In warmer regions, the insect is found outdoors but in…
fruit are concerned, these often drop off; plant sap is low in proteins and rich in sugars. In order to gain an adequate intake of protein, mealybugs…
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