deteriorated grassland中文什么意思

• 退化草地

• deteriorate:    vt.,vi. 1.弄坏，使恶化。 2.败坏(风俗)；降 ...
• grassland:    牧场；草地；草原。
• on grassland:    草原上
• a deteriorated case:    变症
• deteriorated beet:    败坏甜菜

例句与用法

1. Effect of enclosure and grazing prohibition on the improvment of deteriorated grassland
   禁牧封育对退化草地的改良效果
2. The study of different deteriorated grasslands showed , although occurring genetic differentiation and reduced genetic diversity , biodiversity in deteriorated population can still maintain a high level . additionally , it had gene exchanges with normal populations . the deteriorated grassland can restore its vegetation as normal if rational management was adopted
   不同退化系列，克氏针茅种群虽发生了遗传分化，遗传多样性略有降低但仍维持较高的水平，且与正常草地间有基因流，只要采取合理的草地利用措施，减轻放牧压力，退化草地即可恢复，若采取人工补播正常种群种子，将会加快退化种群的恢复进程。