Shrinking of newborn leaves of mango is a disease, do timely treatment

in the month of July-August Common The new leaves undergo shrinkage. Farmers should not take this lightly. It is a disease. The reason for this could be thrips. About 20 species of thrips cause damage to the mango crop, out of which Sirtothrips dorsalis has been found in abundance in Uttar Pradesh. Its outbreak starts in the month of March-April, and continues till the emergence of new leaves in July-August. Its infestation also damages the fruit. Mango leaves, new buds and flowers are affected due to this disease.

Thrips of mango scratches the surface and sucks the juice of leaves etc., due to which small fruits drop and large fruits are covered with brown rough spots. According to Dr SK Singh, Senior Fruit Scientist, as the fruit matures, small cracks also appear in the affected part of the fruit. Due to the effect of this pest, the leaves also shrink and the leaves also twist and the blossom also dries up. The leaves which are coming out are more prone to it. But till this time its outbreak has not been seen in Bihar, whereas in Uttar Pradesh its outbreak is being seen a lot.

How To Manage Thrips?

If its outbreak is seen, then by taking the following measures, its vigor is reduced, such as deep plowing of the field in the month of November and December, the pupa of this insect come out of the ground and dry up or they are eaten by other friendly insect. goes.

what to do

Spinosad 44.2 sc. 1 ml. / in 4 liters of water as well as the sticker 0.3 ml. Spraying should be done in March-April by putting per liter, second spray after 15 days of Aktara (ACTARA) which contains Thiamethoxam 25% WG, by dissolving 1 gram of it in 2 liters of water, there will be a significant reduction in the vigor of this pest. comes. After this, any disease or insect infected and dry twigs must be cut with a sharp knife or scissor.

Protect big trees like this

After this, after weeding out of the field, 500 grams of Nitrogen, 250 grams of Phosphorous and 500 grams of Potassium should be given per tree for mango trees (adult trees) of 10 years or older than 10 years. For this, if we give about 550 grams of Di ammonium phosphate (DAP), 850 grams of urea and 750 grams of murate of potash per tree, then the amount of the above nutrient is complete. Along with this, 20-25 kg of well-rotted cow dung or compost should also be given. This dosage is for a tree (adult tree) of 10 years or above 10 years. If we divide the quantity of fertilizers and fertilizers above by 10 and what comes is for 1 year old tree.

Increase the dose according to the age of the tree

Multiply the dose of one year tree by the age of the tree, the same dose should be given to the tree. In this way the amount of manure and fertilizers is determined. To give manure and fertilizer to the adult tree, at a distance of 2 meters from the main trunk of the tree, a 9 inch wide and 9 inch deep ring is dug around the tree. After this, after separating half the soil, after adding all the manure and fertilizers, fill it in the ring, after that fill the ring with the remaining soil, then irrigate. Rings are made according to the canopy of the tree younger than 10 years.

Read the latest news on Agriculture News, Government Agriculture Schemes, Crop Specials, Agri Policy, Success Story of agriculture and follow TV9 Hindi Agriculture page.

Get the more informations about Agriculture