摘要
金秋梨自展叶到叶面积几乎停止扩大所需时间需24d,前12d叶片生长速度快,叶面积迅速增大;12d以后,叶片扩展缓慢,叶面积增加速率慢;24d后,叶片几乎停止生长。新梢的加长生长和加粗生长均可分为3个时期,持续时间与新梢种类有关。金秋梨果实的生长速率有3个高峰,分别在花后40d、82d和131d。
It take 24 days for Jinqiu pear leaf to stop enlarge since starting growth,the leaf grow and its area enlarge fleetly, contrarily after 12 days ;the leaf grow stop grow after 24days. Long growth and thieking growth of new twig are classed 3 phases, duration is relaxed with kinds of new twig.The fruit growth rate have three peaks ：the first when 40 days after anthesis ,the sceond when 82 days after anthesis, the third 131 days after anthesis.
出处
《西南园艺》
2006年第1期20-21,共2页
Southwest Horticulture
基金
湖南省教育厅资助课题(03C308)。
关键词
梨
叶
梢
果实
生长动态
相关性
Pear
Leaf
New shoot
Fruit
Dynamic growth
