First, drip irrigation pipes and drip heads are easily blocked, which requires higher water quality, so filters must be installed.
2. Drip irrigation cannot regulate the microclimate in the field, is not suitable for freezing irrigation, and can not apply manure to vegetable irrigation using drip irrigation system.
Third, drip irrigation investment is higher, to consider the economic benefits of crops;
4. Pay attention to pressing and compacting the ground film when laying the drip irrigation belt, so that the ground film is as close as possible to the drip irrigation belt, and there is no space between the ground film and the drip irrigation belt.
Avoid focusing sunlight through water droplets.Before sowing, the land should be levelled to reduce the phenomenon of many pits and depressions.Prevent clod weeds
Holding up the film, causing water vapor under the film forming a lens effect, burning drip irrigation zone.When laying, the drip irrigation belt can be buried to avoid focal burns.