Cotton is soft and natural, and it is an absolutely warm, healthy and environmentally friendly green product. Especially suitable for the elderly and children, it is the first choice for health and warmth. However, if the management is not strengthened during the growth process, timely pest and disease control will result in a decrease in quality and a decrease in production. Therefore, management and pest control in the late autumn has become a top priority. China Pesticide Network Xiaobian for everyone to introduce specific details:
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1. Controlling the madness: Cotton madness seriously affects the normal development of cotton buds, and reduces the quality and yield of cotton. Spraying the flower wangwang No. 3 in time, forcing the top extract to reflux, thus inhibiting the main shoots from becoming mad, without artificial buds. The hormone kills the tip, which can promote flower bud differentiation, thereby increasing the sitting rate.
2. Replenishing the base fertilizer: If the base fertilizer is not applied before planting, it should be applied early in the seedling stage. According to the pesticide network , real-time root application and micro-fertilizer combined with root irrigation, combined with "micro-fertilizer" irrigation roots, can induce the absorption, digestion and release of nitrogen, phosphorus, potassium and various trace elements in the soil, and further enhance cotton. Develop positive energy and improve quality.
3, pay attention to the weather: mature cotton wool after the rain, cotton fiber will be contaminated, so that the white cotton fiber appears unsightly spots, and even cause mildew and deterioration. Therefore, pay attention to the weather forecast and grab the cotton before the rain. Spraying a new high-fat film 600 times liquid can effectively prevent disease and prevent pollution.
4. Pest Control: Cotton diseases include red rot, verticillium wilt, pink powder disease, anthracnose, blight, aspergillosis, angular spot disease, black spot disease, etc. It is important to spray targeted drugs and strengthen management. The main pests in cotton fields are: blind mites, mites, and cotton bollworms. Blind pesticide pesticide manufacturers recommend the use of phoxim, malathion, and sharpen; the cotton aphid can be controlled by high-dip imidacloprid, acetamiprid spray; cotton bollworm, a vitamin salt high chloride spray control. The prevention time is best controlled before 9 am and after 5 pm.
5. Physical regulation: In the late stage of cotton boll opening, spray the tree general + cotton Zinting spirit, spray on the leaf surface of the cotton plant and the middle and upper blue bells, strengthen the nutrient transport capacity of the cotton peach, increase the swelling vitality, and accelerate the cotton tree. Circulating buds, circulating bobbins, improving fiber quality, while preventing external diseases, insects against cotton, improving resistance and reducing unnecessary losses.
Bio-pesticide experts remind everyone that at all stages of the plant, strict attention should be paid to the movement of pests and diseases, effective pesticide control should be carried out according to the disease situation in each growing period, and new high-fat membranes should be sprayed to improve the efficacy, so that the pathogens without the diseased parts can not be settled. .
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