Very early ripening
英 美
极早熟
... the outer man 人的外表 Very early ripening 极早熟 generating cutting 滚切法 ...
Leaf RGR of early and medium ripening varieties was very small or even reached negative in 30 days after FBA while late type reached negative in 50 days after FBA.
早、中熟春大豆叶片的相对生长速度(RGR)至现蕾后30天即为较小或为负值，而迟熟类型则在现蕾后50天才出现负值。
