景洪市砂仁现状调查(二)——种植地环境条件对砂仁产量的影响

Investigation of Amomum villosum in Jinghong（Ⅱ）effect of the environment on the yield

初步调查表明，西双版纳大多数砂仁植区砂仁花期土壤含水量偏低、空气相对湿度偏低、土壤肥力降低是大面积减产的因素。

：The result shows that the soil moisture content and air relative humidity are on the low side, and soil fertility reduced are the factor to reducing of output of Amomum villosum on the large in Xishuangbanna.