How to prevent eggplant purple disease
When selecting fruits, try not to leave too much fruit and avoid poor ventilation.
When the temperature is low, do not leave too much fruit. The March-April period after the Spring Festival is a crucial period for eggplant to benefit. In order to increase the efficiency of crop farmers, regardless of the weather, blindly increasing the number of fruit left, resulting in weakened growth of the eggplant plant, increase the incidence of purple flowers, so the vegetable farmers from now to the next half or so, should also be Mainly cultivate trees, promote robust plant growth, and increase disease resistance.
Drug control. When farmers use drugs for prevention and treatment, they can be used together with new high-fat lipid membranes. They can reform highly toxic pesticides for poisoning, poisoning pesticides for low toxicity, and low-toxicity pesticides for micro-toxicity. Control the volatile and volatile pesticides, prevent the erosion of light rain, reduce the dosage per acre (half), and increase the control effect (multiple times). Foliar fertilizer can also be added to increase efficiency.
Glass Venlo Greenhouse is Spire-type glass design, design and installation of windows when more convenient and easy. Its roof slope andle can be appropriately according to the local real climate change the environment.
In Venlo greenhouse, foundation is made of reinforced concrete and the side wall is made of brick or reinforced concrete plate. the steel frame always use hot dip galvanized light steel. Roof beam adopts horizontal girder structure and using herringbone connection. The horizontal girder bears 2 or more roofs, which is made of aluminum alloy. This material is used as roof structure material and also glass inlay material. Other beams using gutter style to minimize the section. Delighting material of the roof and side wall using 4 mm thick float glass.
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