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Living agents

Injury problems

Photo of an insect shewing on a plant

The presence of the adult insect

Other signs and symptoms

Injury problems include:

  • mottled leaves (yellow or grey)

  • chewed and damaged leaves

  • sting marks on fruit

  • the presence of the insect nymphs

  • the presence of the insect larva

  • the presence of the insect excreta and secretions

  • distorted, wilted and rolled leaves

  • distorted, wilted buds and flowers.

Disease problems

Photo of rot on the inside of a plant stem

Rot on the inside of stem

Other signs and symptoms

Disease problems include:

  • wilting and shrivelling and distorted leaves

  • stunted growth

  • spots, streaks, blotches, ring pattern, line patterns or speckles on the leaves

  • furry coating on the leaves

  • reduction in fruit and flower production

  • dwarfing or stunting of growth.

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