论文部分内容阅读
“云岫”牌苹果产于密云县新城海拔高，昼夜温差大，自然条件优越，极适于红富士苹果栽培。“云岫”牌苹果主要生产地区海拔在３００—６００米的山前地带，年均温１０℃，１０月份昼夜温差１３—１５℃，有利于果实着色和糖分积累。“云岫”牌苹果果实颜色全面鲜红，单果重２
“Yun Xiu” brand Apple produced in Miyun County Metro high altitude, large temperature difference between day and night, superior natural conditions, very suitable for Red Fuji apple cultivation. “Cloud Xiu” brand apple main producing area elevation of 300-600 meters in the piedmont zone, the average annual temperature of 10 ℃, October temperature difference between day and night 13-15 ℃, is conducive to fruit coloring and sugar accumulation. “Cloud Xiu” brand apple fruit full bright red color, fruit weight 2