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水是大棚蔬菜的血液,大棚内合理浇水,可以起到以水调温,以水调肥的双重作用。因此,要使大棚蔬菜早熟丰产,质优效高,在浇水上必须注意以下四点: 一、量要小。在严寒的冬季,当大棚内的气温和地温都较低地时,浇水量宜小、间隔时间要长,以防止低温高湿。导致大棚内的蔬菜发生沤根。
Water is a greenhouse vegetable blood, watering a reasonable shed, you can play a water temperature, water to fertilize the dual role. Therefore, to make greenhouse vegetable early yield, high quality and high efficiency, the watering must pay attention to the following four points: First, the amount should be small. In cold winter, when the greenhouse temperature and ground temperature are lower, the amount of water should be small, longer intervals, to prevent low temperature and humidity. Cause vegetables in the greenhouse root.