目录摘要关键词：植物：抗盐：盐胁迫：分子：中学生物课程ABSTRACT3引言4一、二、植物抗盐机制研究进展.6(一)植物抗盐分子机制：62.渗透胁迫.73.对盐胁迫信号的感知和转导84.钠离子转运相关通道.85.SnRK1、SpPKE11可能是植物耐盐候选基因.9(二)植物抗盐机制研究展望.10三、植物抗盐分子机制与中学生物内容的联系（以人教版教材为主）.11(一)分子与细胞模块.111.与生物细胞的物质输入与输出的联系.112.与生物光合作用的联系13(二)遗传与变异模块一一与中学生物作物育种的联系…14(三)与中学生物植物激素的联系.14(四)与中学生物选修部分的联系…四、植物抗盐分子机制与中学生物内容联系的意义15参考文献：16致谢摘要世界上超过八亿公顷的土地受到盐渍化的影响，灌溉土地也受到威胁，为了获得眼前利益，对土地盲目开垦使得土壤肥力下降，引发次生盐渍化退化问题。盐肋迫对植物造成伤害，影响植物生长发育和作物产量，在人口越来越多的今天，有必要深入研究植物抗盐机制，来改良作物品种。本论文从形态、细胞、分子层面综述植物抗盐研究进展。中学生物教学也应当与时俱进，在中学生物教学中，分子与细胞、遗传与变异、基因工程模块（选修三）的内容与大学中植物抗盐分子机制有交叉。本文将从学生基础、教材内容、以及可渗透进中学的教学过程几方面进行讨论。ABSTRACTMore than 800 million hectares of land in the world are affected by salinization,and irrigated land is also threatened.In order to obtain immediate benefits,blind landreclamation reduces soil fertility and causes secondary salinization degradation.Saltstress causes damage to plants,affects plant growth and development and crop yields.Today,it is necessary to further study the salt resistance mechanism of plants toimprove crop varieties with an increasing population.Middle school biology teachingshould also keep pace with the times,and the plant's salt resistance mechanism shouldpenetrate into the middle school biology curriculum.The molecular mechanism ofplant salt resistance and the penetration of biological teaching content can be carriedout from the three genetic engineering modules of molecular and cell,genetics andmutation,experiment,and electives discuss.KEY WORDS:Plants;Salt resistance;Salt stress;Molecules;Middleschool biology courses