Most farmers are counting on their fingers to "take medicine once a week or so.". However, it is important to adjust the environmental conditions to prevent and control the disease, rather than simply apply the medicine for the purpose of applying medicine. Some farmers can not apply medicine for 50 or 60 days in a row, only at this critical point. For example, the day before watering, the day before cloudy day, and the time when the key diseases are found for the first time. Because it may cause great loss if the medicine is not applied at this time.

The use of medicine tube, spray good effect is on the back of the leaf "full" "dense" small "water" point. This is determined by the pressure of the sprayer and the speed of walking. It is slow to walk. The water points are easy to connect. So, when you start the medication, check the effect of the spray.

There is a complete set of equipment for spraying medicine in the spraying pipe. One person is responsible for dispensing the medicine for the spraying machine, spraying pipe and dispensing barrel. Each spraying pipe has a length of more than 100 meters, and two people are responsible for it. One person sprays the medicine and the other drags the pipe, which is laborious, laborious and inefficient.