保沙公社水稻的肥料来源,是以綠肥作物——紅花草为主。公社党委为了适应扩种綠肥的需要,首先是坚持“四自”方針,普遍发动社員建立紅花草留种田,使群众摸索了不少留种經驗。1965年全社留种田面积达7,300余亩,占耕地面积的41.3%,占綠肥种植面积的76.3%,平均单产达65.92斤。三官大队王村生产队紅花草共留种50亩,有平均单产达104.7斤的,所以每年还有大量的 Baoshu commune rice source of fertilizer is based on green manure crops - mainly red flowers. In order to meet the needs of expanding green manure, the commune party committee first of all adhered to the principle of “four selfs” and mobilized members to establish safflower grass to keep farming so that the masses could explore a lot of experience of keeping seeds. In 1965, the total area of ​​the farmhouse remained 7,300 mu, accounting for 41.3% of the cultivated land area and accounting for 76.3% of the green manure planted area with an average yield of 65.92 kg. Triad officer Wangcun production team Hongcao a total of 50 acres to stay, with an average yield of 104.7 pounds, so there is a large number of each year