They suck the sap from the leaves resulting in yellowing and dropping of leaves. Thrips results in curling of leaves, leaves become cup shaped or curved upward.
If infestation is observed in field, to control spray the crop with Thiamethoxam@5gm/15Ltr of water. If infestation of sucking pest and powdery/downy mildew is observed, take spray of Thiamethoxam and 15days after spraying, spray with Dimethoate@250ml + Tridemorph@100ml/200Ltr of water.
It is serious pest. Females lay eggs below epidermis of young fruits. Later on maggots feed on pulp afterward fruits starts rotting.
Remove and destroyed infected fruits away from field. If infestation is observed, at initial stage take spray of Neem seed kernal extracts @50gm/Ltr of water. Take spray of Malathion @300ml + Jaggery @100gm in 200litre of water 3-4times at 10 days interval.
Patchy, white powdery growth appears on upper surface of leaves also on main stem of infected plant. It parasitizes the plant using it as a food source. In severe infestation it causes defoliation and premature fruit ripening.
If infestation is observed take spray of water soluble Sulphur@20gm/10Ltr of water 2-3 times with interval of 10 days.
It can affect crop at any stage. Plant get weak and give yellow appearance at initial stage, in severe infestation complete wilting is observed.
Avoid water logging in field. Destroy infected parts away from field. Apply Trichoderma Viride@1kg/acre mixed with 20kg FYM or Well decomposed Cowdung. If infestation is observed, take spray of Mancozeb or Copper Oxychloride@400gm/200liter or Carbendazim or Thiophanate-methyl@200gm/200liter of water.