硝態氮 的英文怎麼說

中文拼音 [xiāotàidàn]
硝態氮 英文
nitrate nitrogen
  • 硝 : Ⅰ名詞（硝石） nitre; saltpetre Ⅱ動詞（用樸硝或硭硝加黃米面處理毛皮） taw
  • 態 : 名詞1. （形狀; 狀態） form; condition; appearance 2. [物理學] （物質結構的狀態或階段） state 3. [語言學] （一種語法范疇） voice
  • 氮 : 名詞[化學] nitrogen （7號元素, 符號n）
  1. The amount of nitrogen leached was increased with the increasing amount of water applied. and compared to the treatment of fertilizer added as flooding irrigation ( fif ), the treatment of fertilizer added in drip irrigation ( dif ) significantly decreased the nitrogen leached

    氮素淋溶量隨灌水量的增加而增加；在淋失的n素形態中，以尿素態氮為主，其次為硝態氮，銨態氮的淋失量最低。
  2. The dynamic change of nh4 +, no3 - and tn, under the situation which urea was applied in the high fertility paddy - field in yuhang of hangzhou city with a lysimeter which was designed and made by ourselves, was studied and analyzed in order to find the rules of the change in the water - body of surface and the leakage rule of nitrogen, to reduce the effect of nitrogen loss on the water pollution

    藉助自行設計製作的稻田滲漏計，在杭州餘杭對高肥力稻田不同施用尿素氮肥情況下，稻田地表水和滲漏水中銨態氮、硝態氮和總氮（簡稱三氮）的動態變化規律進行了研究分析，以利於發現氮素在地表水體變化和淋失規律，盡量減少氮素淋失對地下水體所造成的影響。
  3. Fertilizer - determination of nitrate nitrogen content - nitron gravimetric method

    肥料中硝態氮含量的測定氮試劑重量法
  4. Chemical analysis of sulphuric acid and oleums. determination of nitrous nitrogen and nitric nitrogen

    硫酸和發煙硫酸的化學分析.硝態氮的測定
  5. Some commercial laboratories use periodic nitrate nitrogen tests as guides.

    許多商業性的試驗室已應用定期的硝態氮分析作為指導。
  6. On the nitrate - n accumulated characteristics in deep soil layer of winter wheat field in taihang piedmont

    太行山山前平原冬小麥田深層土體硝態氮累積特徵研究
  7. Influence of nitrate - n space time differentiation to ch. cabbage nitrate content in black soil

    黑土土壤硝態氮時空變異對蔬菜硝酸鹽含量的影響
  8. Denitrification, on the other hand, can be very serious with a combination of no tillage and imperfectly drained soils

    硝態氮的淋失雖然在免耕制下稍高一些，但在夏季作物上，一般不是氮損失的主要途徑。
  9. Results showed that available k and ( no3 ) ^ ( - 1 ) content were higher in surface runoff in slope cropland and intercrop land between crop and forestry than those in fallow land, intercrop land between forest and grass and afforestation land

    研究結果表明： （ 1 ）坡耕地及農林間作下地表徑流中的有效鉀和硝態氮含量高於撂荒荒坡、林草間作和造林林地。
  10. The activities of nr increased fistly and then decreased after uv - b treatment. the gdh activities of treated plants were lower than those of control plants during the whole experiment. enhanced uv - b radiation reduced the contents of no3 - - n in spirodela polyhiza

    Uv - b輻射處理后硝酸還原酶（ nr ）活性呈先升后降的變化趨勢，谷氨酸脫氫酶（ gdh ）活性在整個處理期間均低於對照； uv - b輻射導致硝態氮含量降低。
  11. No marked nitrate pollution in the groundwater was found, mainly because the nitrate transport to underground water was impeded by the heavy clay soil

    地下水中的硝態氮污染現象不顯著，主要由於土壤質地黏重，阻礙了硝態氮向地下水中的運移。
  12. White r e. prediction of nitrate leaching from a structured clay soil using transfer functions derived from externally applied or indigenous solute fluxes [ j ]. hydrol., 1989, 107 : 31 - 42

    任理，袁福生，張福鎖.冬小麥生長條件下土壤硝態氮淋洗的傳遞函數模擬和預報[ j ] .生態學報（印刷中）
  13. According to the amount of no3 ( superscript - ) - n in the deep layer soil during the growth of winter wheat, irrigation and fertilization help to no3 ( superscript - ) - n leaching, so it was very easy to seep into groundwater and pollute the environment

    在冬小麥的整個生育期中，拔節期的追肥灌水有助於硝態氮向土壤深處移動，甚至有可能淋洗出根層，對地下水產生影響。
  14. In many plants, including most tree crops, nitrate nitrogen does not usually occur in the leaves.

    在一些植物中，包括絕大多數的木本作物，硝態氮並非經常存在於葉片中。
  15. Is plugcareplus nitrogen or ammonia base ? that is, is it safe to use in a cold holding area without causing ammonia toxicity

    穴盤專用（添加）肥料其是硝態氮還是氨態氮？也就是說，它在氣候寒冷的地區使用是否安全，是否會引起氨中毒？
  16. Q : is plugcareplus nitrogen or ammonia base ? that is, is it safe to use in a cold holding area without causing ammonia toxicity

    穴盤專用（添加）肥料其是硝態氮還是氨態氮？也就是說，它在氣候寒冷的地區使用是否安全，是否會引起氨中毒？
  17. The content of mineral nitrogen content ( nh4 + - n + no3 - n ) decreased during the incubation period after applying nh4 + - n fertilizer and urea. it maybe relates to the nh4 + - n fixation, volatilization, and its nitrification. ( 4 ) fertigation by drip irrigation increased the n uptake and accumulation of dry matter of summer maize, and improved the activity of crop photosynthesis

    與滴灌施用硝態氮肥相比，施用銨態氮肥和尿素后在培養期間土壤礦質態氮（ n03一n + nh獷一n ）的含量有降低的趨勢，降低的原因可能與nh4 +一n在土壤中的固定、揮發及硝化等過程有關。
  18. Seasonal dynamic variations in nitrate nitrogen in marsh soils from phragmites wetlands in xianghai national natural reserve

    向海蘆葦沼澤濕地土壤硝態氮含量的季節動態變化
  19. Desorption characteristics of inorganic nitrogen in vegetable garden soil and their effects on soil no3 - n loss potential

    菜園土壤無機氮解吸特性對硝態氮流失潛能的影響
  20. Nicrate nitrogen and phosphate in liquid medium were quickly consumed at the lag phase of the growth, the consumption rate was 16. 71 g / ml d and 1. 67 g / m ) d, respectively ; but during the rapid - growth phase, its consumption rate was decreased

    在毛狀根生長遲滯期內，培養基中的硝態氮和磷酸鹽的消耗較快，其消耗速率分別為16 . 71 g ml ? d和1 . 67 g ml ? d ；但在快速生長期，其消耗速率反而減慢。
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