Globally, soil erosion, chemicaldeterioration and physical degradation are the important forms amongst various types of soil degradation.
土壤侵蚀、化学退化、物理退化是全球范围内最主要的退化形式。
2
Experts also argue that an increase in plant disease and the deterioration of the environment have been triggered, partly, by years of chemical fertilizer use.
专家还称，长期使用化肥是导致环境恶化以及农作物患病率增加的原因之一。
3
Concretes and reinforced concretes in salt lake undergo serious deterioration resulting from chemical corrosion, physical crystallization or rusting of reinforcing steel.