How to prevent and treat common physiological disorders of eggplant in low temperature and low light period? Disclaimer: Some articles on this website are transferred from the Internet. If the legal rights of a third party are involved, please inform this website for processing. phone
The fundamental difference from traditional electric scooters, battery scooters, bicycles and other transportation tools is that electric wheelchairs have intelligent operating controllers. According to the different operation methods, there are rocker-type controllers, and controllers controlled by various switches such as the head or blowing system. The latter is mainly suitable for severely disabled people with upper and lower limbs. Nowadays, electric wheelchairs have become an indispensable means of transportation for the elderly and the disabled. It is suitable for a wide range of objects. As long as the user has a clear consciousness and normal cognitive abilities, the use of electric wheelchairs is a good choice, but it requires a certain amount of space for activities.
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1. Yellowing of young leaves. The young leaves are bright yellow and white, the tips of the leaves remain green, and rust-colored streaks appear on the middle and lower leaves; control: spray 500 times solution of ferrous sulfate on the leaves; apply magnesium hydroxide and lime in the field to adjust the pH of the soil; supplement potassium It is known to balance nutrition, satisfy or promote iron supply.
2. Flower buds are not open. Control: Spray 700 times solution of borax or amino acid polypeptide pollinator on the leaves.
3. The fruit is stiff and cracked. The fruit is stiff without swelling, the skin color is dull, there are white stripes, the fruit is cracked after watering, it does not grow big, and the quality is poor. Control: Phosphate fertilizer is mainly applied under the roots of seedlings during planting, and 2 to 3 kg of pure phosphorus per acre is applied in the later stage; potassium fertilizer is mainly applied in the fruiting period.
4. Falling leaves and fruits. The joints between the petiole and the stem, and the fruit stalk and the fruit formed a separation layer and then fell off due to lack of auxin. Prevention: Spray 700 times solution of zinc sulfate on the leaves of aging seedlings, or apply 1 kg of zinc sulfate per mu, or spray the leaves with vegetable fruit zhuangdiling and other nutrients to prevent falling and promote growth.
