水稻新品种开粳1号特征特性及高产栽培技术

开粳1号以秋田32为母本,沈抗1585-3为父本杂交选育而成。生育期156～158d。株高95～105cm,穗长17～19cm,穗粒数85粒,平均产量549.8kg/667m2,其糙米率、精米率等指标7项达部颁优质粳米一级,2项达二级。提出了播期、稀播稀种、科学施肥、浅水间歇灌溉、综合防治病虫草害等主要高产栽培技术措施。

Character and Planting Technology of Rice New Variety Kaijing No 1

Ka ijing No 1that makes qiutian32as female parent and makes shenkang1585-3as male parent was born by crossing and selected breeding.The growth period is156～158days,height is95～105cm,panicle length is17～19cm,a mount of grains per panicle is85and the average yield is549.8kg/667 m 2 .In the indexes:brown rice rate,refined rice rate etc.,seven terms rea ch the degree of high quality round-grained rice grade one polished by ministry ,two terms reach grade two.Point out the seeding time and the planting co untermeasures in scatter,scientific applying fertilizer,intermittent irrigati ng by shallow water and preventing plant diseases,weeds and insect pests for i ncreasing the yield.