盆钵土壤自动供水器及其应用研究严少华，张振华，胡永红（江苏省农科院土肥所南京２１００１４）盆栽试验中控制土壤含水量的稳定和一致是保证试验精确度必须重视的问题。通常盆栽试验供水是用浇灌方法来实现的，这样不仅土壤水分状况在浇灌前后波动较大，同时，由于处理... Study on Automatic Soil Water Feeder in Basin and Its Application Yan Shaohua, Zhang Zhenhua, Hu Yonghong (Soil and Fertilizer Institute, Jiangsu Academy of Agricultural Sciences, Nanjing 210014) Stabilization and consistency of soil moisture control in pot experiment is a problem that must be paid attention to to ensure the test accuracy. Usually the pot experiment water supply is realized by watering method, so that not only the soil water condition fluctuates greatly before and after watering, but also the treatment of ...