一个值得开发的北方早梨品种—１８抗寒早熟梨品种—１８，系吉林农科院果树所通过杂交选育的抗寒、高品质极早熟梨新品系，今年通过了省品种审定委员会专家组审鉴。早熟梨—１８果实扁圆形，整齐度特别好，果皮初熟期浅绿黄色，后熟期深黄色，有蜡光，果皮细薄有光泽；平... A worthwhile development of the early pear varieties in the north - 18 cold early pear varieties -18, the Department of Jilin Academy of Agricultural Sciences, fruit trees by breeding cross-resistant cold, high quality very early-maturing pear new lines this year passed the Provincial Variety Approval Committee of Experts Group Review. Ripe pear-18 fruit oblate, particularly good uniformity, peel ripening period of light green yellow, ripe dark yellow, waxy light, thin and shiny peel;