发展“高优高”农业要首靠有机肥大理州种子公司６７１０００岳光明我国自古以来，就有“庄稼一枝花，全靠粪当家；地靠粪养，苗靠粪长；收多收少在于肥”等农谚，这里的肥与粪均指有机肥或农家肥。发达国家曾走过主要靠化肥提高产量，结果造成土壤板结、地力下降、耕作困... Development of “high and high” agriculture to be the first to rely on organic fertilizer Dali Prefecture seed company 671000 Yue Guangming Since ancient times, China has “a flower crop, thanks to manure; rely on manure, seedlings rely on excrement; Fat ”and other farming proverbs, where fat and manure are referring to organic fertilizer or farmyard manure. Developed countries have come mainly through fertilizer to increase production, resulting in soil compaction, decreased fertility, farming difficulties ...