First, the harm symptoms
The newly hatched larvae live on the backs of the leaves and feed on the leaves and leaves the epidermis. They can disperse after being slightly larger. The older larvae bite on the leaves, leaving only the main veins and petioles.
Second, control m.......
Rationally use fertilizer to avoid dense planting and improve ventilation. Remove diseased leaves. In the early stage of onset, spray 800 times liquid new high fat film powder plus 15% triadimefon (triaden) wettable powder 1000-1500 times, or 20% triadimefon EC 2000 times, 40% more sulfur .......
The timely sowing was conducted in a small shed, soaking with a new high-fat membrane dressing (mixed with seed coating agent) before sowing, focusing on the agroforestry network to repel underground pests, isolating viral infections, strengthening respiratory intensity, and increasing see.......
Recently, Digitimes Research released the smartphone market research report for the third quarter of 2015. The report shows that Samsung and Apple are shipping 40% globally, Samsung first, Apple second; rankings 3 to 6 are Huawei, Lenovo, LG and Xiaomi. In fact, in addition t.......
Nutty foods are good for your health. Nuts are necessary snacks for office workers. Because nuts are rich in dietary fiber and a variety of beneficial fatty acids, they are good for slimming, strengthening kidneys, and anti-aging. According to statistics, Chinese p.......
So far, there are only 400 kinds of microbial fertilizers that have been approved by the country, and more than 2,000 have actually been produced. Microbiological fertilizers sold on the market have been mixed. To protect the vital interests of farmers, they are choosing and applying them........
Paclobutrazol is a new type of plant growth regulator, which can dwarf plants and increase branches after spraying. After spraying the appropriate amount of liquid at the seedling stage, the seedlings can be controlled in length to dwarf, the pseudostems are thickened, and the branching is.......
At present, rice has entered the jointing stage in most parts of the country. It is recommended to drain the fields in time or let the rice fields dry naturally, so that the roots of rice can be prevented from lodging and lodging, and the pests and diseases in the middle and later stages c.......