English translation for "有效氮"

available nitrogen

Related Translations:

氮:  名词[化学] nitrogen (7号元素, 符号n)

氮氮麻醉:  nitrogen narcosis

Example Sentences:

	1.	A preliminary study on the dynamics of bio - available nitrogen in soils of pine - broadleaf mixed forest in dinghuashan biosphere reserve 鼎湖山马尾松针阔叶混交林土壤有效氮动态的初步研究
	2.	The yearly burning raised soil pll , available n and k and reduced soil organic mater , total n , total p , available p and ca 连年火烧迹地土壤ph值升高，有机质、全氮、全磷、速效磷、钙的含量均有所下降，而有效氮、有效钾的含量有所增加。
	3.	Soil ph , available n and mg increase on burnt sites following the first rainfall , however , soil organic matter , total n , total p , k and ca decrease 火烧迹地在降第一场雨后土壤ph值升高，有机质减少，全氮、全磷、钾、钙等含量减少，而有效氮、镁含量增加。
	4.	For nutritional substance exists in organic state with weak process of mineralization , the available elements are low , especially a lack of available nitrogen and phosphorus , the soil condition can not meet the needs of plant growing 。有机质含量高，其总氮总磷和钾的储量较丰富。由于矿化作用弱，营养物质缺乏，特别是有效氮和有效磷的缺乏难以满足植物的生长。
	5.	The contents of available p are increasing along with depth increasing . the contents of soil available k have the similar trend under different site types , that is , the contents surface layer about 0 - 40cm is higher than sub layer 刺槐林土壤全氮、有效氮含量表现出和有机质相似的变化规律，表层土的全氮、有效氮含量最高，随着土层深度的增加，土壤全氮、有效氮含量随着减小。
	6.	The available nutriments contents of soils in all the cropping plots descended too . the nutriments saturations of run - off were far lower than that of sediment . total nitrogen and available nitrogen contents of the run - off from the plot ii were the highest among the four plots 第2小区的3种径流养分中，全氮和有效氮含量都明显比其它小区高，第3 、 4小区的径流水样中的速效磷养分含量较其余两小区高。
	7.	The effects of forest fires on soil moisture content , separate coefficient , porosity , water - retaining capacity , organic matter , available n , available ca , fungi and fine root significantly varied between the years after burning . the effects of forest fires on soil separate coefficients , porosity , saturated water - retaining capacity , available mg , fine root significantly varied between the fire intensity 火烧后年限对土壤含水率、分散系数、孔隙度、持水量、有机质、有效氮、有效钙、真菌、细根系生物量的影响有显著差异；火烧强度对上壤分散系数、孔隙度、饱和持水量、有效镁、细根系生物量的影响有显著差异。
	8.	The available phosphorus contents of the run - off from the plot iii and plot iv were higher than that of other two plots " run - off . the nutriments of sediments from the four plots were higher than the nutriments of soil in the plots . the plot ii and plot iv had the higher enrichness degree of total nitrogen than the other two plots ; the available nitrogen enrichness of sediments from plot iv was the highest , that of from plot illwas the lowest ; the available phosphorus enrichness of sediments from plot iv was the highest , that of from plot illwas the lowest ; the available potassium enrichness of sediments from plot ivwas the highest , that of from plot ii was the lowest 泥沙各种养分含量均高于小区内耕作层土壤中的相应养分含量，表现为：第2 、 4小区的流失土壤全氮养分富集度高于其余两个小区；第4小区流失土壤有效氮富集度最高，第2小区次之，而第1小区和第3小区的流失土壤有效氮含量与区内耕层土壤相似；各小区流失土壤中速效磷富集度为第4小区最大，第3小区最小；而第4小区耕层土壤中在流失过程中速效钾西南农业大学二oo二届硕士学位论文一积累量最大。
	9.	Under 40cm , the contents are about 60mg / kg . 3 . under the different site types , the contents of soil organic matter , total n , available n , p , k have no obviously difference . but the height of the robinia pseudoacacia , the cap of the robiniapseudoacacia , the diameter of the robinia pseudoacacia above one meter of ground , the length of new branch have the similar disciplinarian : semi - shady > sunny > semi - sunny no matter what may , july , september 不同立地条件下土壤有机质、全氮、有效氮、速效磷和速效钾含量差异不显著，但刺槐的株高、冠幅、胸径、新枝却有明显的差异，无论是5月份、 7月份还是9月份、其株高、冠幅、胸径、新枝长度从大到小顺序均是：半阴坡半阳坡阳坡。
	10.	There are two driving factors which are population density ( x1 ) and gdp ( x2 ) . from spatial analysis , another regression equation showing spatial scale land use change is established . 11 spatial driving factors are derived from 47 indexes , that are x1 slope ( % ) , x2 organic matter ( % ) , x3 soil available n ( g / kg ) , x4 soil available p ( g / kg ) , x5 soil texture ( 1 - 4 ) , x6 production value in unit area of arable land / production value in unit area of other land , x7 production value in planting industry / production value in whole agricultural industries ( % ) , x8 average farmer income from agricultural industries / farmer whole income ( % ) , x9 average farmer income from planting industry , x10 crop yield of average farmer , x11 population density 邯郸地区耕地变化时间和空间驱动因素分析表明：耕地面积的变化驱动因子为x1人口密度和x2人均gdp ；空间上经逻辑斯谛( logistic )回归分析，从47个驱动因素中发现11个决定耕地空间分配的驱动因素： x1为地表坡度( ) ， x2为有机质含量( ) ， x3为土壤有效氮含量（ g kg ） ， x4为土壤有效磷含量（ ykg ） ， xs为土壤质地， x6为农地单位面积产值非农地单位面积产值， x7为种植业产值l农业总产值（ ） ， xs为农民人均农业总收入农民人均总收入（ ） ， xg为农民人均种植业收人， x10为人均粮食产量， xll为人口密度，并建立回归方。

Similar Words：

"有效单极辐射功率" English translation, "有效单极子辐射功率" English translation, "有效单体提取物" English translation, "有效单位重" English translation, "有效单位重量" English translation, "有效弹" English translation, "有效弹簧长" English translation, "有效弹性" English translation, "有效弹性材料量" English translation, "有效弹性常数" English translation