牡丰牌新型水稻壮秧剂田间效果研究

Research on the Field Effect of New Type Rice Seedling Strong Agent of Mufeng Brand

为了验证牡丰牌新型壮秧剂在黑龙江省典型土壤类型的适应性，与常规育秧进行对比研究。结果表明：牡丰牌新型壮秧剂具有很好的土壤适应性，秧苗茎粗增加20．00％～32．14％，单株分蘖率在3个地区场增加明显，提高比率为37．50％～200．00％，同时新型壮秧剂可以增加叶绿素含量、增多有效分蘖数、促进植株干物质积累，增加根系长度，增产效果明显，极具推广价值。

In order to verify the adapt ability of Mufeng rice strong agent in typical soil in Heilongjiang prov-ince ,the effects of Mufeng rice strong sprout agent were compared with conventional usage .The results showed that M ufeng rice strong sprout agent had good soil adaptability ,seedling stem diameter increased by 20 .00% ～32 .14% ,tillering rate per plant increased obviously in the three regions ,the increase rate was 37 .50% ～200 .00% ,new seedling strong agent could increase the chlorophyll content ,the number of effective tillering , plant dry matter accumulation ,root length and yield ,reached extremely significant level with popularization val-ue .