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波尔多液与石硫合剂是果树常用的农药。它俩之间有四个不同点,各地农户在配制和使用时应当注意,根据要求配制使用。 一是作用和使用期不同 波尔多液是一种保护剂,一般在果树萌芽期或萌芽前使用,主要用于预防病菌侵染性危害。石硫合剂则是一种既能杀菌又兼有杀螨、杀虫作用的优良药剂。一般于病害开始发生时使用,或在螨类、介壳虫、蚜虫发生期使用
Bordeaux mixture of liquid sulfur and lime sulfur is a common pesticide. There are four differences between the two. Farmers in all regions should pay attention when formulating and using them and formulate them according to requirements. First, the role and use of different Bordeaux mixture is a protective agent, usually in the fruit germination or germination before use, mainly for the prevention of pathogenic bacteria infectivity. Stone sulfur mixture is a bactericidal both kill acarid and insecticidal effect of good agents. It is usually used when the disease begins to occur or used during the occurrence of mites, scale insects and aphids