早春大棚内合理浇水，可以起到以水调温、调肥的作用．但浇水时应注意以下几点：一。量要小二早春季节，棚内气温和地温都较低，因而浇水量宜小，问隔时间要长，以防止低温高湿，导致蔬菜地根二。看天气，大棚内浇水要坚持晴天多浇，明大少浇或不挠的原则。大雪天切忌浇水．天 Reasonable watering in the early spring greenhouses, you can play a role in regulating water temperature, adjusting fertilizer. However, watering should pay attention to the following points: a. The amount of small two Early spring, the greenhouse temperature and ground temperature are lower, so the amount of water should be small, asked for a long time to prevent low temperature and humidity, resulting in vegetable root two. To see the weather, the watering in the greenhouse to adhere to sunny and more pouring out the principle of pouring or not scratching. Snow should avoid watering. day