18/05/2026
๐๐จ๐ฆ๐ฆ๐จ๐ง ๐ฉ๐๐ฌ๐ญ๐ฌ ๐๐ง๐ ๐๐ข๐ฌ๐๐๐ฌ๐๐ฌ: ๐๐ค๐ซ๐
Powdery mildew
โข This disease is common in okra especially when the plants are fully mature.
โข The symptoms are white powder on the leaves and stems.
โข It is controlled by the fungicide Dithane M45 at a rate of 20 g/10 litres of water.
Cercospora leaf spot
โข This is observed as brown spots on the leaves with the middle part of the spot
being white.
โข It is controlled by spraying with Dithane M45 at a rate of 20g/10 litres of water.
Pests: Aphids
โข The symptoms are curled leaves and growing tips resulting in re****ed growth.
โข They are controlled using Dimethoate 40 EC at a rate of 10 ml/10 litres of water,
or Malathion 25 WP at a rate of 20 g/10 litres of water.
Root-Knot Nematodes
โข They infect the roots of the plant affecting movement of water and minerals
within the plant.
โข Symptoms are stunted growth and swollen galls on the roots.
โข Control is best by observing crop rotations at 4 year intervals excluding other
nematode-sensitive crops.
