金花 4号为金花梨芽变优系 ,1 976年四川农学院与金川县协作共同选育 ,1 980年冬引入国家梨种质资源圃 ,经圃内鉴定表现优良。“九五”作为优异资源评价品种之一列入国家攻关研究内容 ,在辽宁、河北省部分地区进行多点、多年综合鉴定评价研究。 2 0 0 1年金花 4号被农业部科技 Jinhua No.4 was Jinhua Pear Buddy Transplantation System. In 1976, Sichuan Agricultural College cooperated with Jinchuan County for breeding together. In the winter of 1980, it introduced the National Pear Germplasm Resources Nursery, which was appraised well by the nursery. Nineth Five-Year Plan was included in the research of national key research projects as one of the excellent resource evaluation varieties, and multi-point and multi-year comprehensive appraisal research was conducted in Liaoning and Hebei parts. Jinhua 4, 2001 was the Ministry of Agriculture technology