叶是油菜进行光合作用的主要功能器官。在油菜的一生中，叶的发育经历了从长柄叶、短柄叶至无柄叶三个过程，各自在不同的生育时期为油菜的根、茎生长和子粒形成提供光合产物，它不仅构成了根、茎及分枝生长的基础，而且对子粒的形成也有直接的贡献。叶的生长规律在很大程... Leaf is the main functional organ of photosynthesis in rape. In rapeseed’s life, the development of leaves experienced three processes from long-handled leaves and short-handled leaves to no-handle leaves, and each provided photosynthetic products for root and stem growth and seed formation at different growth stages. It not only constituted Roots, stems and branches of the growth of the foundation, but also on the formation of particles also have a direct contribution. The law of the growth of leaves in a very big way ...