1979和1980年,我们分别在梅营三队和梅营十一队等处,进行科学育秧,节约用种试验示范,在既不影响大田栽插面积,又不增加秧田面积的基础上,梅营三队1979年比1978年节省种子约57％(每亩大田用种量由34.2斤下降到14.7斤),还育成 In 1979 and 1980, we conducted scientific seedling-raising and conservation demonstration experiments at the three batches of Meiying Camp and the 11th Battalion of Meiying Camp, respectively. On the basis of not affecting field planting area and increasing area of ​​seedling, Three batches of battalion in 1979 save about 57% of the seeds in 1978 (the amount of seed used in the field per mu decreased from 34.2 kg to 14.7 kg), but also bred