Coating application methods . This method is mainly used for spraying fruit trees . When Apple bagless cultivation , its number will be doubled if the rust . Is currently on trial at home and abroad in the Apple fruit when applied layer coating agents, so that the fruit surface covered by a thin film to prevent pests and diseases. Foreign agents have now covered the sale of goods .
Seed coating technology . It is wrapped in a layer on the seed insecticides or fungicides by a coat to protect the seeds and the subsequent growth of infringement against pests . At present, China China Agricultural University and Jiangsu Wuxian pesticide plant has tried a variety of seed coating agent made of carbendazim .
Linked network application methods . Also used in fruit , it is woven into the fiber mesh cord impregnated with the desired high concentration of medicament , and display of the desired control of the fruit in order to control pests on fruit . This method of application to extend the efficacy period may reduce the frequency of administration , garden hand sprayers reduce the dosage .
Floating in the water spraying method . This is a new development in recent years, pesticide use of technology. It is based on expanded perlite as the carrier , processed into surface floating agent , particle size of about 60 to 100 mesh . There are currently methyl parathion surface floating agent, methamidophos surface floating agent , this application methods for the control of rice stem borer infestation part of a highly targeted , efficacy significantly, and longer-term efficacy .
Controlled release application techniques . It is used to reduce drug consumption , reduce pollution , reduce crop residues and extend the efficacy important application techniques . It was estimated that by 2000 controlled release after manual sprayer spraying method has the potential to become a major way .
The development of pesticide use is a reflection of the development of pesticide formulations . In other words , a new method of using appears , be sure to order a new pesticide formulations backing . Are mutually reinforcing and complementary .
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