phosphorus and potassium 中文意思是什麼

phosphorus and potassium 解釋
含氮磷鉀的肥料
  • phosphorus : n. 1. 【化學】磷。2. 磷光體 （＝phosphor）。
  • and : n. 1. 附加條件。2. 〈常 pl. 〉附加細節。
  • potassium : n. 【化學】鉀。
  1. Annual changing patterns of nitrogen, phosphorus and potassium contents in leaves of cyclamen persicum

    鉀含量年周期變化規律研究
  2. As a result it enhanced the water - retaining and fertility - retaining capacity, strengthened the anti - scour and anti - erosion ability. 3. sabaigrass can meliorated the little entironment of purple soil bare slope field the results show that sabaigrass treatment and grass tree solid plating treatment can reduce n ( nitrogen ), p ( phosphorus ) and k ( potassium ) erosion, increase soil nutrition element content, it also increase soil water content and soil pondage, decrease soil water evaporation, strengthen the anti - drought ability

    龍須草能改善紫色土荒坡地的小生境龍須草純種植被和林草立體種植植被能不同程度地增加土壤的有機質和速效n 、 p 、 k的含量；增加土壤含水量和貯水量，減緩和減少土壤的水分蒸發，增強土壤的抗旱能力；降低土壤盛夏的地表最高溫度，減少地表溫度變化幅度。
  3. They are moderately well drained with a fluctuating water table and contain low amounts of organic matter, phosphorus and potassium and

    受地下水位波動影響，土壤排水程度中等，有機質、磷和鉀含量低（表2 、 3 ） 。
  4. Eng. ) 1. know the fertilizers ( the appearance, properties, physical and chemical nature which includes the organic and inorganic fertilizers ) ; 2. determining the quality ( three major elements of the fertilizers ) and quantity ( the content of the moisture, nitrogen, phosphorus, and potassium ) of chemical fertilizer ; 3. the fertilizer composition expresses and calculation of the amount of application ; 4. it is cultivated in a pot or nutrient solution to test fertilizer effects ; 5. observe plant body : besides observing one ' s own test cultivated in a pot, and another diagnose the picture is for comparing ; 6. making of the compost

    中） 1 .認識肥料（包括有機、無機肥料的外觀、性狀、理化性質） ； 2 .化學肥料的定性（肥料的三要素）及定量（水分、氮、磷、鉀的含量）檢定； 3 .肥料成分表示方法及肥料施用量的計算； 4 .盆栽試驗或水耕試驗（印證報酬漸減率、麥氏理論或肥料元素缺乏徵狀，並進行農藝性狀調查） ； 5 .植體觀察：除了觀察自己的盆栽試驗以外，另備有診斷圖片以供比較； 6 .有機堆肥的製作。
  5. The old root absorbed more than 60 % of the required water, nitrogen, phosphorus and potassium of rice plants, while the new roots did less than 40 %

    老根吸收60 %以上水稻所需的水分、氮、磷和鉀，而新根只吸收不到40 % 。
  6. Organic matter, total nitrogen, total phosphorus and total potassium content was higher than barren sand, increasing by 1. 78, 1. 97, 1. 64, 1. 14 times, it showed salix psammophila checkerboard improved fertility condition of soil

    設置沙柳沙障后沙丘土壤有機質含量是對照地的1 . 78倍，全氮含量是對照地的1 . 97倍，全磷含量是對照地的1 . 64倍，全鉀含量是對照地的1 . 14倍，說明設置沙柳沙障能夠改善沙丘土壤的養分狀況。
  7. The soil physical composition, organic matter, total nitrogen, total phosphorus, total potassium and ph of salix psammophila ccheckerboard and contrast sand of dalate county were investigated in 2005, the effects of salix psammophila checkerboard on physical and chemical characteristics of sandy soil were analyzed

    摘要本試驗於2005年在達拉特旗測定了設置沙柳沙障的沙丘和對照樣地（未設沙障）的土壤機械組成、有機質、全氮、全磷、全鉀、酸堿度等理化指標，對比分析沙柳沙障對土壤理化性質的影響。
  8. The soil types of haibei research station are dominated by alpine shrub soil and alpine meadow soil in three rich elements as nitrogen, phosphorus and potassium

    海北實驗站地區土壤的主要類型為高山草甸土高山灌叢草甸土和沼澤土。
  9. In upla n d fields, the soil phosphorus content was also increased, whereas soil organic m a tter and potassium were obvious reduced

    由於鉀肥施用不足，水田、旱地土壤鉀素含量都明顯降低。
  10. The results showed that it was benefit for the root system and nodule growth of faba bean on squaring stage and blooming stage under phosphorus and phosphorus add potassium fertilizer ; the benefit was not significant for the root system and nodule growth of faba bean in all stage under potassium fertilizer ; nitrogenous add phosphorus add potassium fertilizer was benefit for the root system growth, but it restrained to the nodule growth of faba bean on squaring stage and blooming stage

    結果表明：單施磷肥和磷鉀肥配施在現蕾期和開花期對根系和根瘤生長均有較好的促進作用；單施鉀肥在各個時期對根系和根瘤生長的促進作用不大；氮磷鉀肥配施對根系生長較好，但在現蕾期和開花期對根瘤生長有抑制作用。
  11. Effect of nitrogen, phosphorus and potassium application on yield and qualities of xinhai 16 super sea cotton

    磷和鉀營養對新海16長絨棉產量和品質的影響
  12. Study on the absorption law of nitrogen, phosphorus and potassium of different generation virus - free potatoes

    不同世代脫毒馬鈴薯氮磷鉀吸收規律的研究
  13. ( 2 ) the losses of organic carbon, nitrogen, phosphorus and potassium were different in different farming systems. this losses of these elements according to respective farming systems was the following order : tradition > grass stripe > contour ditch > fallow > contour dam. compared with traditional fanning practices, others farming systems reduced losses of organic carbon, nitrogen, phosphorus and potassium and losses in contour dam, contour and fallow were much less than grass stripe and contour ditch

    （ 2 ）不同農作措施徑流小區有機碳、氮、磷、鉀流失差異明顯，有機碳、氮、磷、鉀流失總量的順序為：順坡農作水平草帶水平溝休閑等高土埂，同順坡農作相比，其他農作措施均有減少有機碳、氮、磷、鉀流失的作用，以等高土埂、等高農作、休閑處理減少土壤有機碳、氮、磷、鉀流失的效果較好。
  14. According to the analysis of nutrient conditions of orchard soil and leafs in tianjin area, the content of soil nitrogen in most orchards of tianjin is high, while the phosphorus and potassium element is relatively low

    摘要通過對天津地區果園土壤及葉片營養狀況抽樣化驗、分析，認為天津地區大部分果園土壤氮素偏高，磷、鉀元素較低。
  15. This product can supply general dissolved nitrogen, phosphorus and potassium, etc, thus to keep nourishment balance and physical function normal

    補充通常水溶性氮、磷、鉀等，提供均衡的營養，維護生理正常。
  16. Vegetable soil was treated with the 20ml / s mixed gas of hydrogen and air ( the ratio = 1 : 9 ) by the man - made analog equipment that can release hydrogen just like nodules, at the same time, control was made that treated with 20ml / s air flow. after three month, analysis the soil. which nutrition and how it changed were try to find. result indicated that nitrogen was changed but phosphorus and potassium had no evident change

    採用人工模擬根瘤放氫裝置，一系列相關指標的變化，有效養分發生了何種變化及其可能機理。結果表明，土壤經氫處理后對氮素及其相關因子表現出較大影響，而對磷素和鉀素及其相關因子無明顯改變。
  17. Farmland nutrient balance of nitrogen, phosphorus and potassium in gansu

    甘肅省農田氮磷鉀養分平衡狀況探析
  18. Study on the influence of soybeans ' output and benefit by different matching of nitrogen phosphorus and potassium in west semiarid of heilongjiang

    氮磷鉀配施對黑龍江西部半乾旱地區大豆產量及效益的影響研究
  19. Nitrogen, phosphorus and potassium fertilizers should be used inproper proportions fertilizing for leaf - vegetables and should be used asbasic manure ; appling only nitrogen manure was sure to cause accumulation of nitrate easily

    葉類蔬菜施肥應氮、磷、鉀合理搭配，並宜作底肥施用；單施氮肥容易導致硝酸鹽的大量積累。
  20. There being little soil on the peaks, they have to strike roots deep into crevices to draw water and nourishment. the roots are often several times the length of the trunk. and they are able to absorb nitrogen, phosphorus and potassium from granite

    由於黃山的山峰泥土稀少，松樹必須把根伸到巖石裂縫中吸取水份和營養，因此根部常常是樹乾的好幾倍長。
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