n the process of sustainable agricultural development, pesticides have become as a plant protection agent from many dreadful diseases and insects, for boosting food production to fulfill the basic human needs. almost all the protective pesticides are water based and used as sprays. the pedestal-mounted sprayers, the high pressure spray guns, the hand pressure swirl nozzles and the consecutive high volume spraying are still used in agriculture.

n the process of sustainable agricultural development, pesticides have become as a plant protection agent from many dreadful diseases and insects, for boosting food production to fulfill the basic human needs. almost all the protective pesticides are water based and used as sprays. the pedestal-mounted sprayers, the high pressure spray guns, the hand pressure swirl nozzles and the consecutive high volume spraying are still used in agriculture.