Wheat rust

15 to 20 days after the emergence of wheat, wheat fields with disease conditions were selected for investigation. When the diseased leaf rate reached 10%, and when the temperature in autumn was high and the rainfall was high, it was immediately sprayed with wolfberry fruit or triadimefon for prevention and treatment. Using 12.5% ​​wolfberry WP 15 to 20 grams or 15% triadimefon WP 75 grams to spray 50 kilograms of water, one piece was found and one sheet was found.

Wheat sheath blight

Wheat sheath blight can occur from the wheat seedling stage to the heading stage. The symptoms at the seedling stage are mainly in the underground part, which will harm the underground stems of wheat after emergence and appear brown spots or oval lesions, and develop upwards. It uses 20% triadimefon 75g or 20% Jinggangmycin 40 per acre. Grams spraying 50 kg of water on ridges are very effective.

Whole wheat rot disease

Pathogens of wheat full-bleeding disease can be impregnated in the wheat seedling stage, 20 to 30 days after emergence is the peak of disseminated disease. For the land where wheat has been completely eroded in the past, use 12.5% ​​husk WP 15-20g or 20% Tetrain EC 120-200 ml water 40-50 kg per mu, and spray the seedlings in Shunmai Ridge. Significantly reduce the incidence of heading in wheat.

Wheat aphid

In addition to direct damage to wheat production, wheat yellow dwarf disease can also be transmitted. When the planting rate exceeds 5% and 100 plantings are about 10, chemical control should be carried out. 25ml per acre with a net or large hero 20g or imidacloprid 20g water 40 ~ 50 kg, Shunmai ridge spray, the effect of up to 98%, and can be both wheat red spider.

Underground pests

There are three species of cockroaches, cockroaches and golden needles. A representative plot survey was selected 30 days after the emergence of wheat. When the dead seedling rate reached 3%, the pesticide application was immediately prevented. Wear the enemy's venomous poison cake: Use 90% crystal trichlorfon 75 grams per acre, first turn it off with warm water, and then add water to a mixture of 1.5 kilograms of the liquid spray mixture in 10 kilograms of sesame cake that has been crushed and sauteed or Coriander cake, stuffy for 4 to 6 hours, served as a poison cake. Use maggots to put poison baits on wheat fields. This method extermination effect of up to 95%. Sprinkle poisonous soil: 2% methyl isofluosal powder per acre, 2 kg of mixed fine soil 30-40 kg, and mix well and then apply to a wheat ridge in a ditch, which can effectively prevent the harm of earthworm, golden needleworm and wheat midge. Spraying syrup: For the plots that are damaged by spotting, 40% methyl isofluosal or 50% phoxim 0.5 kg plus 60-75 kg of water per mu can be used. Worms have special effects.

蝗 and 蟋蟀

In recent years, the occurrence of these two types of pests is very large. It often harms early-seeding wheat seedlings. It can use 90% of the crystal trichlorfon 75 grams per mu, and then use hot water to open and add water to 1.5 kg. Bran 5 ~ 7 kg, dubbed poison bait, Shun Mai stalks trapping and killing, the effect is very good.

Organic Corn Starch

Organic cornstarch is the lightest and most versatile starch. It is made from organic corn through multiple processes. Corn starch contains linoleic acid and vitamin E, which can lower cholesterol levels in the body, thereby reducing the occurrence of arteriosclerosis. It contains more calcium and iron, which can prevent high blood pressure and coronary heart disease. It also contains trace element selenium, which can accelerate the decomposition of oxides in the body and inhibit malignant tumors.

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