Saline and alkaline land

The disasters caused by drought,waterlogging,salinity and saline groundwater are the main restrictive factors for sustainable development of agriculture.

春季开发地下水包括微咸水和半咸水抗旱灌溉,井灌井排降低地下水位,增大地下库容,减少径流流失,增多降雨入渗,淋洗土壤盐碱,防治渍涝灾害,把降雨转化为可利用的水资源。

By applying remote sensing techniques to the Qingtongxia Irrigation System (QIS) in Ningxia, this paper presented the applied study on identification of crops and salinity distribution by the NDVI Index.

利用监督分类、NDVI指数等遥感影像处理方法,在黄河上游的宁夏青铜峡灌区开展识别作物及土壤盐碱分布的应用研究。

Stress Effect of Saline-alkaline on the Germination of Mung Bean and Rape Seeds;

盐碱对绿豆和油菜种子萌芽的胁迫效应

The waterlogging,high water table and saline-alkaline disasters are the main constraint factors of agricultural production in many regions in China.

涝渍盐碱灾害是我国不少地区农业生产发展的主要障碍,提高防御涝渍盐碱灾害的能力,对加速发展农业生产有着重要的现实意义和战略意义。

up to 12 leaves) of differentiation of the sex organs under normal cultivation without stresses and in the presence of co-stress of water deprivation,salt and alkali for 48 h.

以CLONTEECH的pDNR-LIB质粒为载体,构建了干旱和盐碱共胁迫48h和相应的无胁迫正常生长条件下耐旱玉米(ZeamaysL。

In the littoral of our Country, many concrete bridges are under the influence of salt and alkali.

我国沿海及盐碱地区的部分钢筋混凝土结构，在未采取特殊预防措施的条件下，投入使用不到10年，钢筋就严重锈蚀，混凝土保护层剥落，承载能力降低，成为危桥；虽经修补，但很快修补层又损伤剥落，致使有些结构物被宣布无法修补，需重新建造。

The salt and alkaline condition is a common environmental stress.

盐碱胁迫是常见的环境胁迫,植物的耐盐性是多基因控制的数量性状。