叶角

叶角，叶片中脉和茎之间的倾斜度。叶角直接影响冠层结构，进而影响产量。Leaf angle， defined as the inclination between the leaf blade midrib and the stem， directly influences canopy structure and consequentially affects yield (Mantilla-Perez and Salas Fernandez， 2017).叶角与叶倾角不是一个概念。