如(rú )今燕麦草、小(xiǎo )杂粮、覆膜马铃薯等耐旱(hàn )作物“当家”,以水定(dìng )粮改变了察汗淖尔湿地周边(biān )农业形态。庞学峰(fēng )给(gěi )记者算了一(yī )笔账(zhàng ):种植燕麦草,只搞“雨养”农业(yè ),不使(shǐ )用地下水。成本下降(jiàng ),加上轮作和“水改旱”补贴(tiē ),亩效益可比种甜菜增加200元(yuán )人民币(bì )左(zuǒ )右。
Copyright © 2009-2025. www.dongfanghuaya.com. []