冬暖式大棚内湿度大,采用常规农药喷雾法更加重了湿度,弄不好不仅防效差,还可能诱发或加速病害的发展。采用粉尘法、烟雾法等新的施药技术,不用水、用药少,减轻劳动强度,是目前保护地深受欢迎的施药技术。 Winter warm greenhouse humidity, the use of conventional pesticide spray method more emphasis on humidity, get better not only poor efficiency, but also may induce or accelerate the development of disease. The use of dust, smoke and other new drug application technology, without water, less medication, reduce labor intensity, is currently protected by the popular application of technology.