Planting Technology Lists
-
Prevention and Control of insect pests of Glycyrrhiza uralensis L. in Ningxia
It is distributed in the producing areas of Glycyrrhiza uralensis all over the country, and it is generally harmful from seedling stage to adult stage. There are 8 species of host plants in Ningxia, all of which are perennial leguminous root plants. Licorice suffered the most, while other hosts suffered little. ① damage period and symptoms overwintering nymphs can move intermittently when the surface temperature reaches 6 ℃, and frequently when the daily average temperature exceeds 12 ℃ to find hosts. The early ten days of March was the initial active stage, the peak of host searching was in the middle and late ten days of April, and almost all settled in the middle of May. From late May to July
2019-01-16 -
Pest control of licorice: leaf beetle pest control
The main species of leaf beetles harmful to licorice are Diorhabdatarsalis, Pynrrhaltaaenescens, Monoleptaquadrigutdata, Diorhabdarybakowi, Ceytrasp., Colasposomadauricum and Coptoc.
2019-01-16 -
What are the main local diseases and insect pests of licorice? How to prevent and cure?
(1) at the initial stage of the onset of rust, the rust can be sprayed with 1000 times of 25% powder or 97% of diazepam, once every 7-10 days, for a total of 2-3 times. (2) spraying Bordeaux liquid at 1:1 before the onset of brown spot; at the initial stage of the disease, spray control with 2000 times of methyl thiophanate wettable powder or 75% chlorothalonil, once every 7-10 days for a total of 2 times. (3) the aphids were sprayed with 1500 times of 40% dimethoate EC.
2019-01-16 -
Control of diseases and insect pests of licorice
(1) Rust: the disease occurred from May to June, causing damage to leaves. Prevention and treatment methods: ① concentrated burning of diseased branches; at the initial stage of the onset of ②, 90% diazepam sodium was sprayed 400 times. (2) Brown spot disease occurred from May to June, causing damage to leaves. Prevention and treatment methods: ① concentrated burning of diseased branches; at the initial stage of the onset of ②, spray 1: 1 100: 160 Bordeaux solution or 70% methyl topiramate wettable powder 1500-2000 times. (3) powdery mildew occurred from May to June, causing damage to leaves. Prevention and control method: spray 0.2-0.3 Baume stone sulfur
2019-01-16 -
Prevention and control of diseases and insect pests of licorice
The main diseases of licorice are rust, powdery mildew and brown spot. Licorice rust mainly harms the leaves and tender stems of the plant. Yellowish-brown blister is produced on the back of the infected leaves, and brown powder is released after the epidermis is ruptured. The control method burns the leaves of diseased plants. At the initial stage of the disease, it can be prevented and treated with 1000 times of powder and sulfur mixture or 65% wettable Dysen zinc, once every 7 to 10 days, 2 to 3 times in succession. Licorice brown spot disease is also called
2019-01-16 -
Finding biological agents for diseases and insect pests during the growing period of Chinese wolfberry
With the birth of four kinds of compound pure biological agents prepared by the research group of "Research on Biological Control techniques of main Diseases and insect pests of Lycium barbarum" of Institute of Plant Protection of Ningxia Academy of Agricultural and Forestry Sciences, the diseases and insect pests restricting the development of Lycium barbarum industry in Ningxia have finally encountered the biggest "natural enemies". The use of this chemical will realize the biological control of diseases and insect pests in the whole growing period of Chinese wolfberry, which can not only reduce the times of control, but also improve the quality of Chinese wolfberry. Lycium barbarum is a traditional Chinese medicine grown in Ningxia, and it is also a leading industry determined by the party committee and government of the autonomous region. However, the occurrence of diseases and insect pests of Lycium barbarum is extremely complex.
2019-01-16 -
Control of Diseases and insect pests in artificial pollution-free cultivation of Lycium barbarum
Lycium barbarum is a perennial shrub with mild diseases and insect pests. The main diseases of Chinese wolfberry in production are powdery mildew, rust and root rot. 0.2% sodium bicarbonate solution can effectively control powdery mildew and rust, and avoid pesticide residues. The main pests of Chinese wolfberry are red spider and peach aphid. 50g fresh red pepper or dry red wine pepper with water 50-100kg can be boiled for about 30 minutes and sprayed with its filtrate.
2019-01-16 -
Diseases and insect pests of Lycium barbarum and their control
1. Black fruit disease of Chinese wolfberry, also known as anthracnose. Damage to fruits and leaves. ① fruit disease, first in the green fruit to produce a round irregular brown micro-sunken disease spot, there are small black spots, arranged into a wheel, and some appear orange-red sticky matter on the disease spot. In the later stage, the diseased fruit turned black, stiff and dead early. ② leaves were characterized by small yellow spots at the initial stage, and then expanded into irregular spots with reddish brown edges. In the later stage, there were small black spots on the lesions, and some ruptured and perforated. From July to August, the disease was serious when it was hot and humid. Prevention and treatment: when ① is pruned in winter
2019-01-16 -
Integrated control of diseases and insect pests of Lycium barbarum
As a traditional Chinese medicine, Chinese wolfberry not only has high medicinal value, but also its fruit, leaf, stem and root can be eaten or drunk. With the improvement of people's living standards, more and more varieties of Chinese wolfberry wine and cakes have been developed in recent years. The common diseases and insect pests of Chinese wolfberry are aphids, Chinese wolfberry mud worms, whitefly, cotton bollworm, gall mites and powdery mildew, anthrax, leaf spot, virus and so on. The technical measures of comprehensive control are introduced as follows. Prevention and control principle: prevention is the first, prevention and treatment are combined. Strategically, healthy cultivation and biological control,
2019-01-16 -
Occurrence and control of diseases and insect pests of Lycium barbarum
Chinese wolfberry is a deciduous shrub of Solanaceae. Its fruit is called Chinese wolfberry, and its root bark is called ground bone bark, which can be used as medicine. Tender stems and leaves make vegetables. The same genus plant Ningxia Lycium barbarum is mostly cultivated, and its fruit is called western Chinese wolfberry or sweet Chinese wolfberry for medicinal purposes, mainly produced in Ningxia, Gansu and Inner Mongolia. Chinese wolfberry has the occurrence of diseases and insect pests in all periods of growth, which causes great economic losses to production. In this paper, the occurrence and control methods of Lycium barbarum diseases and insect pests are introduced as follows: 1 Disease 1.1 Black fruit disease (anthracnose)
2019-01-16