1. Carry out agricultural prevention and control, use profit-elevation and avoidance practices to implement deep-falling extermination, and reduce the amount of field insects. Timely field, reduce the incidence of disease. 3. Physical control, trapping and killing of adult moths at the height of moths of rice aphids and rice leaf roller, using high-pressure mercury lamps and frequency-vibration insecticidal lamps to trap adult insects, reducing the amount of eggs laid in the field, and reducing chemical control pressure. 4. Carry out chemical prevention and control in a timely manner and choose suitable pharmaceutical agents Chemical control should adhere to the application of high-efficiency, low-toxicity, low-residue pesticides, strict pesticide use depth, number of times and safety intervals, the implementation of harmless treatment of pests and diseases to ensure the safety of rice quality. To prevent and treat rice borers and stem borers, according to the results of resistance monitoring, choose pesticides suitable for local use. During the peak period of rice seedlings' dry sheath, kill 36-45 grams per acre, or kill 45-55 grams or three. Azophos 20 grams watered 50 kg spray, but the sericulture area should not use insecticidal double, insecticidal single. The prevention and control of Sanhua white cicadas was mainly based on insecticides. It was in the early stage of egg hatching, and the amount of egg blocks per mu was more than 50 blocks for chemical control. Cnaphalocrocis medinalis: Mastering the first and second instar larvae during the prosperous period (in the first leaf stage of rice leaf). When the 30-50 larvae of the pupa and the 40-60 larvae at the booting stage were during the tillering period, they were treated with agents such as Ruijinte, Shanrui, and chlorpyrifos, and sprayed on the middle and upper part of the rice plant. Rice planthoppers: When the amount of maggots is about 1500, 7-10 grams of buprofezin or 1.5-2 grams of imidacloprid is used to water 50 kilograms per acre, and the lower part of the rice plant is sprayed. Rice blast disease: When the central disease of rice blast occurs, it is treated with Tricyclazole, Fuji No. 1 or Inabae. Rice sheath blight: In rice tiller to booting stage, heading stage, when the incidence of tiller stage bundles is 15-20% and booting period is more than 30%, it is sprayed l-2 times with Jinggangmycin. Rhizoglyphs and late syndromes are controlled by 禾 çµ. In case of rice blight caused by some varieties in some areas, potassium fertilizer should be applied in a timely manner. In addition, attention should be paid to newly emerged rice gallbladder mosquitoes, rice weevil, rice dwarf disease, bastard disease, base rot, downy mildew, etc., and monitoring and prevention and control technologies should be strengthened. 5, to promote the new application of pesticides, improve drug application technology, reduce running, running, drip, leakage, and improve the control effect. We will vigorously promote the "Guardian" brand manual sprayer. Various products of Wild Small Fruit Black Lycium, providing product images and basic parameters with each Small Black Goji Berry; Black Wolfberry with the same as the red goji Bushenyijing, Black Wolfberry anthocyanosides (Anthocyanosides) have the effect of scavenging free radicals, but also allows the smooth proliferation of cancer cells can not be protected, in order to protect more healthy cells from being cancer cells erosion. Like the pathogenic mechanism of breast cancer is so, so take anthocyanins for the development of breast cancer will have a good inhibitory effect.We are a professional Chinese supplier of Wild Small Fruit Black Lycium, and look forward to your cooperation! Wild Small Fruit Black Lycium Wild Small Fruit Black Lycium,Wild Small Wolfberry Black Dates,Wild Small Black Wolfberry Tea,Wild Small Black Wolfberry Juice Ningxia ZhongYuanDa Agel Ecommerce Ltd. , http://www.freshwolfberry.com
2. Promote biological control, protect natural enemies and promote bio-pesticides, such as Bt control of rice borers, Jinggangmycin control of sheath blight, creation of suitable environment for breeding of natural natural enemies and other measures to protect natural enemies; use and release of natural enemies to control the occurrence of harmful organisms.
According to current rice growth conditions and rice production requirements, the occurrence of diseases and pests, the main control objects on rice are 3rd and 4th generation rice leaf roller, 3rd and 4th generation rice planthoppers, 2nd and 3rd generation rice stem borer, 3 In addition to the three rice varieties, middle rice and late rice field thrips, rice sheath blight, rice sheath blight; high-quality rice in addition to these pests, but also do a good grasp of rice weevil, leafhopper, panicle-neck control. Mainly adopt the following prevention and control strategies: