mesophyll造句
The
mesophyll consists of two layers of palisade parenchyma.
叶肉是由两层栅栏薄壁组织组成.
Aerenchyma is well developed in
mesophyll.
叶肉中通气组织发达,且均有不规则裂生性气腔.
The larva eats the
mesophyll tissues and makes the leaves yellow and deciduous.
幼虫孵化后潜入叶表皮取食叶肉组织造成叶枯黄凋落.虫害在林分的上部发生重于中、下部,林缘重于林内.