稀播高产繁殖技术是加速推广农作物新品种的重要环节。我所承担省种子基地黄泛区农场上万亩种子田的原原种的供应任务，土质为沙质壤上，含有机质0．985％、水解氮62．38ppm，速效磷13．66ppm、速效钾对．48ppm。1993年应用该项技术，一年两熟面积114亩小麦用半冬性中晚熟予麦 Spread sowing high-yielding breeding technology is accelerating the promotion of new varieties of crops an important part. I undertake the provincial seed base of the Yellow River Pantry million acres of seed farm supply of the original seed of the task, soil sandy soil, containing organic matter 0.985%, 62.38ppm hydrolyzed nitrogen, available phosphorus 13.66ppm, quick-effect Potassium right. 48ppm. Application of the technology in 1993, a year, two acres of an area of ​​114 acres of wheat with semi-winter to late wheat