英语语法分析

Iron deficiency is characterized by chlorosis between veins in young leaves.

缺铁的特征是嫩叶的叶脉之间萎黄。

Leaves develop chlorosis; stems are short and slender, and anthocyanin discoloration occurs on stems, petioles, and lower leaf surfaces.

叶片变得萎黄，茎短而纤细，并且在茎、叶柄和叶片下表面会出现花青素变色。

Excess zinc often produces iron chlorosis.

锌素过量还经常出现铁的褪绿症。