旱地土壤種類 的英文怎麼說
中文拼音 [hàndetǔrǎngzhǒnglèi]
旱地土壤種類
英文
species of dryland soil- 旱 : Ⅰ名1. (沒有降水或降水太少) dry spell; drought 2. (非水田的; 陸地上的) dryland 3. (陸地交通) on land Ⅱ形容詞(乾旱) dry; arid
- 壤 : 名詞1. (土壤) soil 2. (地) earth 3. (地區) area 4. (姓氏) a surname
- 種 : 種名詞(姓氏) a surname
- 類 : Ⅰ名1 (許多相似或相同的事物的綜合; 種類) class; category; kind; type 2 (姓氏) a surname Ⅱ動詞...
- 種類 : kind; class; description; type; variety
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( 5 ) the organic matter, total nitrogen, available phosphorus content were different between different land use types in 1980 and 1999, the order of these nutrients content in different land use types was irrigated land > rained farmland > grassland in 1980 ; the order of these nutrients content in different land use types in 1999 was vegetable land > irrigated land > rained farmland ; the changes of organic matter, total nitrogen, available phosphorus content were different between different land use types from 1980 to 1999, the order of these nutrients content change was vegetable land > irrigated land > rained farmland > grassland
( 5 ) 1980年,土壤有機質、全氮、速效磷三種養分含量在旱地、水澆地、荒草地三種用地類型間的變化規律是水澆地旱地荒草地,而速效鉀含量在三種用地類型之間的變化規律為旱地水澆地荒草地。 1999年,土壤有機質、全氮、速效磷含量在不同用地類型之間的變化順序為菜地水澆地旱地;而速效鉀含量的變化順序卻為旱地菜地水澆地。The growth condition of artificial locust woodland has the consanguineous relativity between soil water content, which have been the key factor effected forest growth, so we must saw about the soil water eco - environment in different site types when arraying the forest and grass construction. 4. in order to exploit the trend and rule of vegetation
總之,黃土高原的土壤水分生態環境總體上處于乾旱缺水的狀態,在這種水分背景下,水分作為植物生存的基本生活因子,在黃土高原地區具有其特殊的生態學意義,它不僅影響植物的個體發育,而且決定著植物的類型,並限制植被的分佈。
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