Analysis of Causes, Control Measures and Development Trend of Salinization of Cultivated Land

Saline-alkali land is a special soil type, whose high salinity and alkali content pose a serious threat to crop growth and is one of the major challenges facing the sustainable development of global agriculture. This paper aims to discuss the safety of the key technology of comprehensive improvement of saline-alkali land, and provide scientific basis for effective treatment of saline-alkali land through in-depth analysis of soil saline-alkali characteristics, specific application and development trend of the improvement technology.