Planting Technology Lists
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Pest control: diseases and insect pests of Flos Lonicerae and their control
Anthracnose often occurs in summer, which can be perfused with 500-1000-fold dilution of diexamethasone powder. Rust, spray with 200 / 250 times of diazepam sodium (50kg / 100g washing powder can be added to 50kg liquid as stain). Insect pests include aphids, longicorn beetles, etc., aphids can be sprayed with 4000 times of imidacloprid, and longicorn beetles can be sprayed and killed. However, it should be noted that the use of toxic pesticides is strictly prohibited in the budding stage of Flos Lonicerae.
2019-01-16 -
Prevention and control of diseases and insect pests of Pinellia ternata
(1) Root rot: this disease is easy to occur in high temperature season and stagnant water in the field. After the disease, the underground tuber rotted, and the shoot immediately fell to death. The prevention and treatment therapy mainly pays attention to drainage, pulling out the diseased plants and treating the diseased holes or watering the roots with 5% lime water, or soaking the seeds with 0.5% Mel 2% lime water for 12 hours for 30 hours. (2) virus disease: the specific manifestations are shrinking leaves and mosaics, which mostly occur in spring and summer. After the disease occurs, the diseased plants should be removed and burned and disinfected with lime. (3) Red diamondback moth:
2019-01-16 -
Codonopsis pilosula pest: grub
It belongs to Coleoptera, Scarabidae. It is the larva of the beetle, which is mainly active in the soil and harms the root of Codonopsis pilosula. Grubs usually occur one generation a year, and larvae or adults survive the winter in the soil. When the temperature rises in the following spring, the grub gradually moves to the top of the soil. When the soil temperature is above 15 ℃, the grub feeds on the topsoil above 10cm. When the temperature rises and the soil is dry in summer, it goes down to the deep layer of the soil. In autumn, it returned to the topsoil layer, and after October, it dived into the soil layer below 30cm to spend the winter.
2019-01-16 -
Codonopsis pilosula pest: red spider
It belongs to Araneae, Acarina, Tetranychidae. The adults and nymphs gather on the back of the leaves to suck the juice and draw silk to form a net, which harms the leaves and shoots, turns the leaves yellow and finally falls off; the flowers and fruits cause atrophy, dryness, rapid spread and serious harm, especially in the autumn drought. Control methods: clear the garden in winter, pick up the litter and burn it centrally, spray 1 °2 °B é (1 °2 Baume) stone sulfur mixture after clearing the garden, and spray 0.2 °0.3 °B é (0.2 °0.3 Baume) stone sulphur mixture in spring.
2019-01-16 -
Prevention and control of diseases and insect pests of Codonopsis pilosula
Codonopsis pilosula is commonly used in China, which is widely planted in the north of China, with the functions of tonifying qi and nourishing blood, invigorating spleen and stomach, promoting fluid and clearing lung and so on. The main treatment of shortness of breath, Jin wound thirst, spleen and stomach weakness, loss of appetite, clear stool, lung deficiency cough and asthma, fever after weakness, qi deficiency prolapse and other diseases, a wide range of uses. The prevention and control methods of diseases and insect pests are introduced as follows: first, root rot often occurs during the period of high temperature and humidity from May to June in summer. It mainly occurs in the plants of Codonopsis pilosula in the growing period of more than 2 years. At the beginning of the disease, the lateral root near the ground
2019-01-16 -
Prevention and Control of Diseases and insect pests of Angelica sinensis
Root rot: soak the seedlings in Bordeaux solution, disinfect the soil and kill insects, and burn more smoked soil in the nursery. Brown spot: pay attention to field hygiene, remove the diseased leaves in time, and spray 150 times Bordeaux solution with 1 Bordeaux solution in the middle and later stages. Insect pests: there are mainly peach powder aphids, commonly known as "beetles". In May, a large number of propagation, concentrated in the new shoots of Angelica sinensis and the back of the young leaves to absorb juice, so that the heart leaves thicker, fist-shaped curling, plant dwarfing. Control methods: remove weeds around the field and reduce the chance of aphids moving in; aphids
2019-01-16 -
Prevention and control of diseases and insect pests of Angelica sinensis
The main results are as follows: (1) the peak of the disease is in mid-April, mid-June, early September and early November after transplanting, which is harmful to the roots, and most of the underground pests are beneficial to the disease. Control methods: ① is mixed well with 3911 granules per mu, 3kg of fine soil, 15kg of fine soil, 0.5kg of methyl isophos emulsion and 2.5kg of water, sprinkled on 15kg of soil, sprinkled and turned into the soil; ② is regularly irrigated with broad-spectrum long-acting insecticides, 250g of carbendazim gel suspension or 600g of topiramate per mu.
2019-01-16 -
Pest control of licorice
(1) leafhopper: there are mainly elm leafhopper, small green leafhopper and so on. It occurs in the whole growing period of licorice, and the damage is the most serious from late June to mid-August. When nymphs or adults suck the leaves, buds, young branches and buds of licorice, they first show silver spots, then the leaves lose green and show light yellow, and finally fall off. Control method: remove the elm and other leafhopper overwintering hosts around the licorice field. The peak of the damage was prevented by spraying 2.5% deltamethrin 1000Mel 1500 times. Use grass aphids, ladybugs, etc.
2019-01-16 -
Disease and Pest Control of Glycyrrhiza uralensis
The main results are as follows: (1) after the rust was invaded by fungi, a yellow-brown blister spot appeared on the back of the leaf, which was broken and distributed brown powder, which was the winter spore pile and compound spore of the pathogen, and the brown-black winter spore pile was formed in August and September. Prevention and treatment: concentrate the diseased plants and burn them. Initially spray Baume 0.3-0.4 degree stone sulfur mixture or 97% dimethylidene sodium 400 times. (2) after the brown spot was infected by fungi, the leaves produced round and irregular disease spots, the center was grayish brown, the edges were brown, and there were gray-black mildew on both sides of the disease spots. Prevention and cure
2019-01-16 -
Integrated control methods of licorice insect pests
The insect is a leaf-eating pest of the subfamily Chrysomelinae, which is very harmful to licorice and is one of the main obstacles to the development of licorice production. The insect is distributed in different degrees in Hexi region of Gansu Province and Glycyrrhiza uralensis producing areas in Liaoning Province. It mainly harms Sweet Glycyrrhiza uralensis but not other Arbor, shrub and grass plants. In the whole growing season, the damage of adults is mainly caused by adults, and the food intake is large, and the damage of adults and larvae often overlap. Prevention and control methods: some experiments have shown that dichlorvos emulsion
2019-01-16