【摘要】 在计算环境因素满足度的基础上，对中低产田的主要限制因素进行了定量分析，并据此划分中低产田的成因类型，这种划分方法对中低产田的开发改造有一定的实用价值。更多还原

【Abstract】 According to satisfiability for environmental factor calculation,a quantitative analysis on the major limiting factors of the medium low yield farmland was carried out.Based upon this,the cause types of the medium low yield farmland was classified which is of practical value to certain degrees to the exploitation and transformation of the medium low yield farmland.更多还原