Cucumber is the one of the vegetable which contains vitamins which increase our immunity and performance. In cucumber has 95% water, Cucumber control diabetes, lowers cholesterol and blood pressure. The cucumber will fight with the bacteria and help eliminate the smell.
Find the below diseases & solutions:
Target spot disease of cucumber leaves:
In case of this disease, brown spots appear on the old leaves. The center of the spot is light brown but the outside is dark brown. In a widespread attack, the leaf dies. Integrated suppression management: Remove affected leaves from the field. Use disease-free seeds or seedlings. Mancozeb or Mancozeb + Metaloxyl, for example: Ridomil Gold 2 g / l. Mix it with water and spray 3 times every 7-10 days. Sow seeds early. Use a balanced fertilizer. Destroy the remaining part of the tree.
Cucumber gum stem blight disease:
In case of this disease, water-soaked spots appear on the leaves. In a widespread attack, the leaves rot. The stem bursts and red gum comes out. Integrated suppression management: Remove the affected tree from the field. Use disease-free seeds or seedlings. Mancozeb or Mancozeb + Metaloxyl, for example: Ridomil Gold 2 g / l. Mix it with water and spray 3 times every 7-10 days. Sow seeds early. Use a balanced fertilizer. Planting seedlings at the right distance.
Cucumber virus mosaic disease Symptoms:
In case of this disease, yellow and dark green mosaic leaves appear in the tree. Integrated suppression management: Remove the affected tree from the field. Jab beetle and whitefly are the carriers of this disease, so for their suppression, insecticides of the imidachloroprid group, such as: Edmayer 1 ml. / Ltd. Spray by mixing with water. Sow seeds early. Use a balanced fertilizer.
Cucumber virus mosaic disease:
In case of this disease, yellow and dark green mosaic leaves appear in the tree. Integrated suppression management: Remove the affected tree from the field. Jab beetle and whitefly are the carriers of this disease, so for their suppression, insecticides of the imidachloroprid group, such as: Edmayer 1 ml. / Ltd. Spray by mixing with water. Sow seeds early. Use a balanced fertilizer.
Root Knot Disease of Cucumber Cause of the disease:
This disease is caused by a worm called Meloidogyne incognita. The main symptom of this disease is the formation of knots in the roots of the affected tree. A worm lives by absorbing sap. As a result, the worm-infested tree appears weak and weak. At first, it forms a small knot, then gradually it grows quite large, and finally the entire root of the tree can become a knot. The leaves become light green, the growth and flowering of the plant decreases. A lack of water is seen in the trees during the sun. There are many female worms in the knot. Integrated suppression management: 20 days before planting cucumbers, apply chicken manure at the rate of 10 tons/ha and furadan at the rate of 45 kg/ha or mustard oil at the rate of 800 kg/ha.
Cucumber fungal disease.
Black rotting spots can be seen on the leaves and fruit. These spots get bigger and the affected part rots and damages the crop. Integrated suppression management: As soon as the affected tree is seen, pick it up and destroy or burn it. Collect seeds from disease-free trees. Use a balanced fertilizer. Seed treatment before sowing. (Betavex 200B- 2.5 grams or 2 grams of Bavishtin/ per kilogram of body weight) If this disease occurs, spray with 2.5 grams of Penit Topsin M or 1 gram of Noin or Econazol or Tilt-0.5 ml or Champion- 2 grams, etc. per liter.
Downey Mildew of Cucumber is a fungal disease:
This disease occurs on the leaves. Small yellow angular spots can be seen on the leaves. A pink fungus can be seen under the leaves. Older leaves die. Integrated suppression management: Do not collect seeds from infected plants. Collect and destroy or burn the remaining part of the tree. Dithen-M 45 2.5 grams and Mancozeb + Metalexil- 2 grams per liter of water and spraying. Mixing 1-1.5 grams of Secure per liter of water and spraying gives good results.
Powdery Mildew of Cucumber (Oidium sp.) is a fungal disease:
The surface of the leaf is filled with white powder and the crop is destroyed. Integrated suppression management: Use varieties with disease resistance. Waste leaves should be collected and destroyed or burned. Thiovit or Ronovit or Macsulphur – 2 grams per liter of water and spraying.
Wilt of Cucumber (Fusarium sp.) fungal disease:
The disease destroys the roots of the tree, so the sap cannot reach the stem of the tree through the roots, as a result, the sap falls and the tree dies. Integrated suppression management: Remove or burn affected trees. Collect seeds from disease-free trees. Seed treatment with 2.5 grams of Provex or Vitavex-200 per kg of seeds. In some cases, 2 grams of Companion or 4 grams of cupravit or copper oxycoride fungicides per liter of water can be beneficial.