Antitranspirant A chemical that reduces transpiration. Antitranspirants may work by depositing a waterproof film over the stomata or by inducing stomatal closure.

可以减少作用的化学物质。抗可以通过沉积上的防水膜或诱关闭起作用。

Among the five antitranspirants, antitranspirant F1 had the least inhibition effect while antitranspirant F5 had the greatest inhibition effect on the decrease of leaf water potential.

F1处理对两种苗木叶水势下降抑制作用最小，F5处理对两种幼苗叶水势的下降抑制作用最大。