对澉山乡各类型农户之能量和养分投入与产出的初步分析

Preliminary Analysis of Energy, Nutrients and Economy in Different Agro-ecological Farms in Ganshan Township, Deqing County

本文对德清县澉山乡不同生产-生态经济结构类型农户的能量、养分的投入与产出进行了初步的分析。结果表明:虽然各类型农户在某些环节上有一些问题尚待解决,但良好的技术和管理都可获得较好的效益。

Ganshan Township, located in the Hang-Jia-Hu plain, is a typical representative of the glain where resources are rich and production level is high. There are five types of agro-ecological farms in this area, composed of( Ⅰ ) Crop, Silkworm, Livestock, Fish, Sideline;( Ⅱ) Crop, Silkworm, Livestock, Vish,(Ⅲ)Crop, Silkworm, Livestock, Sideline;( Ⅳ ) Crop, Silkworm, Livestock;( Ⅴ ) Professional Farm.From the economic-ecological investigation and analysis, results showed that the economic efficiency of type Ⅴ was the best, and there was no significant difference between input and output of energy, natricnts and economics among the other types. It also showed that N and P was significantly deficient in the Paddy.