The generation of NO and H2O2 under osmotic stress, which indinced the stomata closure, was probably via the presence of ABA, and there was a cross talk between NO and H2O2.

• 还对根系渗透胁迫诱导蚕豆气孔关闭中ABA、NO和H2O2的关系进行了讨论，认为渗透胁迫可能通过ABA诱导NO和H2O2产生，促进气孔关闭且NO和H2O2之间存在相互作用。