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茶树生长过程中,难免会受到病、虫、草害的侵袭,化学防治是茶树保护的重要技术措施,化学药剂的喷洒是借助各种喷药机具完成的。茶园喷药机具的种类和型号较多,从动力形式可分为人力和机动两种;从药液稀释程度则可分为常规容量、低容量和超低容量等类型;按照药剂使用方法又有喷雾、喷粉、弥雾等形式。国内茶园中常用喷药机具的代表型号、规格及主要参数如表1和表2所示。现将各种类型茶园喷药机具的特点及选择应用原则分析如下。
Tea tree growth process, will inevitably be affected by disease, insects, grass damage, chemical control is an important technical measure of tea tree protection, spraying chemical agents is to use a variety of spraying equipment to complete. There are many kinds and types of spraying equipment in tea plantations, which can be divided into two types of manpower and maneuver from the power form; the degree of dilution from the liquid medicine can be divided into the types of normal capacity, low capacity and ultra-low capacity; Spray, dusting, misting and other forms. Domestic tea plantations commonly used spraying machine representative models, specifications and main parameters shown in Table 1 and Table 2. Now the characteristics of various types of tea plant sprayer and choose the application of principles are as follows.