Use organic fertilizer as base fertilizer. Use commercial organic fertilizer as base fertilizer. For example, ordinary farm manure must be composted at high temperature to kill grass seeds and pathogenic bacteria. If possible, the compost can be aged for 1-2 months; the chemical fertilizer used in base fertilizer should be Keep a distance of 3-5 cm from seed potatoes to avoid affecting the germination and emergence of seed potatoes.
It is not advisable to apply too much chlorine-containing fertilizers. Potatoes should not apply too much chlorine-containing fertilizers. When the current concentration reaches a certain level, it will be toxic to the plant roots. It can reduce the content of starch and sugar in the product and affect the yield and quality. It will also cause the crop to die, so use ammonium chloride, potassium chloride and other fertilizers with caution.
Control the timing and amount of foliar fertilization. When spraying trace elements, organic nutrient foliar fertilizer or paclobutrazol, it is better to spray before 10 am or after 3 pm. The effect of spraying trace elements and organic nutrient foliar fertilizer is better. The leaf surface and the back of the leaf should be moist. If it rains within 6 hours, it should be sprayed; and the paclobutrazol growth regulator should be moist on the leaf surface. Do not spray too much on the ground due to improper operation, which will cause the stem and leaf above the ground , Affecting yield and quality.
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1. Imported PET film is used, with high transparency, high acid and alkali resistance, and scratch resistance;
2. Reasonable structure, suitable for workers of various head shapes, can directly cover myopia glasses, convenient for work;
3. This product can effectively avoid the infection of the medical staff caused by the blood and body fluid splashing of the virus carriers in the process of receiving medical treatment and accident treatment;
4. Light weight, ergonomic design, built-in soft pad to reduce the pressure of the cap body on the forehead, comfortable to wear, no pressure;
5. The anti-fog performance is good, the PET protective sheet disperses the fog faster than the ordinary film, and a unique fog dispersing port design is added to give you a clear vision at any time;
6. It is firm and reliable to wear, and you will not feel inconvenience when bending over or bowing your head;
7. The protection area is large, the effect is good, and the protection range can reach the entire face. Because of its economical and cost-effective characteristics, it is very popular among users.
[Features of this product]: This product is a new protective product that integrates eye, mouth, nose and nose protection. It is composed of high-transparency anti-fog film, sponge, resin buckle and rubber band. It is suitable for hospitals, dentistry and other health research institutions, pharmaceuticals , food, cosmetics and other industries, wearing it on the forehead can not only absorb sweat, but also relieve the pressure formed by wearing it for a long time. The unique groove sponge design can increase the air flow and increase the comfort of medical staff when wearing it.
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Jilin Sinoscience Technology Co. LTD , https://www.jilinsinoscience.com