leaf sheath

80% FC improved the nitrogen content of leaf sheath.

80%FC提高叶鞘氮含量；

It might be one of the reasons why BPH has a preference of feeding on leaf sheath aggregately from chemical point of view.

这也许是褐飞虱喜欢聚集在叶鞘部位取食的化学因素之一。

The leaf sheath enclosing the lowest two internodes should be stiff too.

包裹最低两个茎节的叶鞘也应坚硬.

Spot falls ill on leaf sheath of seedling catch a disease, the edge is not clear.

幼苗染病叶鞘上生褐色病斑, 边缘不明显.

It was shown in the populations that the apiculus coloration matched to basal leaf sheath coloration in each plant.

在各个植株上，稃尖颜色和叶鞘颜色的表现完全相同。

In heading stage the ratio of the dry weight of the stem and leaf sheath to the number of flowers was significantly inversely related to the percentage of empty grain.

随着插植苗数增加，杂交稻的空秕粒率上升，而常规品种则下降。抽穗时茎鞘干重和颖花数的比值与空粒率成显著的负相关。

Stolon of the plant develops mostly from the axil of sheath-like leaf of photosynthetic stem.

匍匐茎大多起源于同化茎基部鞘状叶的叶腋内。