Views: 0 Author: Site Editor Publish Time: 2019-09-29 Origin: Site
First, the drip irrigation pipe and dripper are easy to block, and the water quality requirements are high, so the filter must be installed;
Second, the investment in drip irrigation is high, and the economic benefits of crops should be considered;
Third, drip irrigation can not adjust the field microclimate, it is not suitable for irrigation during the freezing period. In the irrigation of vegetables, the drip irrigation system cannot be used to apply manure.
Simple drip irrigation has significant advantages
First, the utilization rate of water is high, which can reach 90%, and saves 50%-60% of water compared with sprinkler irrigation.
Second, the water storage project is simple, and only 0.5 to 1 meter of pressure head can meet the irrigation needs. The reservoir can be an established pond, or a water tank or bucket on the water truck. You can also dig a pool in the hilly area and put an impervious plastic sheet inside.
Third, the investment is small and the efficiency is high. According to the calculation of 5 capillary tubes, 5 mu can be dripped per day. Watering and management are convenient, and every family can make it. If the local hole is blocked during the irrigation process, the hole can be solved immediately.