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设施条件灌溉系统在北方使用的灌溉系统有滴灌、喷灌、漫灌和自制喷灌,其中常见的是漫灌和自制喷灌。漫灌和自制喷灌优点是经济适用。漫灌缺点是水分不易控制,并且会增加温室湿度,破坏土壤结构;自制喷灌缺点是水分不均匀。要想生产高品质的切花,最好采用喷灌和滴灌。加热系统北
Facilities Conditions Irrigation systems Irrigation systems used in the north are drip irrigation, sprinkler irrigation, flood irrigation and home-made irrigation, of which flood irrigation and home-made irrigation are common. The advantages of flood irrigation and self-irrigation are economical. Difficult to flood irrigation water is not easy to control, and will increase the greenhouse humidity, damage to soil structure; homemade sprinkler disadvantage is uneven water. In order to produce high-quality cut flowers, it is best to use sprinkler irrigation and drip irrigation. Heating system north