• Leafhoppers

  Biological control of leafhoppers Leafhoppers are highly mobile, sap-sucking pests that feed on plant leaves, causing discoloration, stippling and leaf

• Cotton aphid

  reduce yield. Plant sap is rich in sugars, but has a low protein content. Aphids therefore need to extract large quantities of sap to get sufficient protein

• Aphids

  reduce yield. Plant sap has a low protein content but is rich in sugars. Aphids therefore need to extract large quantities of sap in order to get sufficient [...] aphids are born as developed nymphs and begin to feed instantly on plant sap. They grow rapidly and moult four times before becoming adult, with the c

• Spider mites and other mites

  mites? Plant mites are a diverse group of small arthropods that feed on plant sap. They are found in a wide variety of habitats, from forests and grasslands [...] found in colonies on the undersides of leaves, where they feed on the plant's sap. The damage caused by plant mites can result in discolored or speckled leaves [...] have two pairs of legs. During this stage, the larvae start to feed on plant sap and undergo molting to transition to the next stage. Nymph: After the first

• Tea mosquito bug

  is a sucking pest. Nymphs and adults are damaging stages which suck the sap from young leaves, tender stems and buds. The toxic saliva of the insect is

• Tea spider mite

  Larvae, nymphs and adults causes damage to the tea plant which sucks the sap of leaves and occasionally on petioles. Red spider mite attacks the upper

• Cutworms

  older instars will occasionally tunnel into the growing stalk, disrupting the sap flow in the plant. Life cycle and appearance of Cutworms The adults of Agrotis

• Glasshouse potato aphid

  aphids are born as developed nymphs. They immediately start to feed on plant sap and grow rapidly. When reproduction is sexual, the aphids lay eggs that overwinter

• Cottony cushion scale

  forest trees, and ornamental shrubs and trees. Damage is mostly caused by sap depletion; the shoots dry up and die, and defoliation occurs. In addition