How many rural households in Yunnan are currently using biogas technology? 目前多少農戶(hù)使用農村沼氣技術(shù)?
We must respect farmer households as market players and encourage innovation in the rural management system. 尊重農戶(hù)的市場(chǎng)主體地位,推動(dòng)農村經(jīng)營(yíng)體制創(chuàng )新。