灌溉水含鹽度 的英文怎麼說

中文拼音 [guàngàishuǐhányándù]
灌溉水含鹽度 英文
salinity of irrigation water
  • 灌 : Ⅰ動詞1 （輸水澆土） irrigate 2 （倒進去; 注入） pour in; fill 3 （飲酒; 勉強他人飲酒） drink wine...
  • 溉 : 動詞[書面語]1. （澆水） supply with water 2. （洗滌） cleanse; wash
  • 水 : 名詞1 （由兩個氫原子和一個氧原子結合而成的液體） water 2 （河流） river 3 （指江、河、湖、海、洋...
  • 含 : 動詞1 （東西放在嘴裏 不咽下也不吐出） keep in the mouth 2 （藏在裏面; 包含） contain 3 （帶有某種...
  • 鹽 : 名詞1. （食鹽; 鹽類） salt 2. （姓氏） a surname
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 灌溉 : irrigate; irrigation; watering
  • 鹽度 : chlorinity
  1. Glenn noted the water that percolates out from normally irrigated soil, technically known as irrigation return flow, is often as salty as 10 percent seawater

    格倫指出，從淡水灌溉的土壤滲出的水，專業名稱叫做「迴流」 ，通常它的含鹽度也相當于像海水鹽度的10 % 。
  2. This paper chooses the indicators of economy and land quality input which has influence on the output, depending on cd - productive function to establish the function between input and output : y : productive forces of the cultivated land f : input of the fertilizer and agricultural chemical i : input of the irrigation l : input of the labor q : input of the land quality a : the level of average management t : the level of changing management a, b, c, d, f : productive elasticity coefficient the factor of the land quality includes texture, content of the organic matter, degree of the pickled, the structure of the soil

    本項研究選擇了影響農用地總產出的經濟投入指標和土地質量投入指標，藉助c - d生產函數，建立土地投入產出的函數關系： y = a ? e ~ （ ft ） ? f ~ a ? i ~ b ? l ~ c ? q ~ dy為以土地總產值表示的土地生產力f為化肥和農藥的投入i為灌溉投入，即灌溉所需用的水電費l為勞動力投入（考慮了農業機械投入的修正） q為土地質量投入a為平均管理水平t為變化的管理水平a 、 b 、 c 、 d 、 f分別為各相應生產要素的產出彈性系數其中，土地質量因子包括表土質地（ t人有機質含量矚入鹽漬化程度px土體構型p ）等。他們之間的關系為： q （ a ； xt a 。
  3. It can reflect soil water stress and salt stress. ( 6 ) choosing soil solution relative concentration as suitable variable established a funct - ion about crop relative yield, soil water and salt. using the way of testing model with actual data to valid its higher precision, it can reflect the relationship of crop yield, soil water and salt, and be considered as reference in water saving irrigation management

    （ 6 ）選取試驗條件下的適宜自變量-土壤溶液相對濃度建立作物相對產量與土壤水分鹽分水鹽響應模型，通過實測資料檢驗確認模型具有較高的精度，可以較準確地揭示作物產量與土壤水分鹽分的量化關系，為含鹽土壤的節水灌溉研究提供了一定的基礎研究，可供灌溉規劃管理參考。
  4. Adopt the mean of analyzing the factors which influence the output of the crops to quantity and determine the factors, assess the correlation among the grading factors in the units and calculate the point value of these factors ; determine the weigh value of the factors. ten factors, which are content of organic matter, thickness of soil layer, quality of soil, pickled degree of land, condition of irrigation and state of shelter belt, the degree of land " s leveling, central focus region ( focus region location ), utilization method of soil, are chosen as grading index at last

    本文採用因素法定量化評價各地塊定級單元的相關性和權重性，最終選定了有機質含量、土層厚度、土壤質地、鹽堿化程度、排水能力、灌溉保證率、防護林完整度、條田平整度、中心區位，土地利用方式等因子作為定級的指標，使用了加權加和因素法進行了的定級計算，逐步完成了農用地質量情況的評價，劃分出了級別。
  5. But on the later condition the trend of accumulation turned to be stable in the w3 treatment ( vseawater / v pure water = 1 ) - in root zone soil, variation of sar value accorded with total salt accumulations and sometimes decreased at the treatment where the v seawater / v pure water > 1. contents of cl - and na + which were the main ions and leached obviously in 0 - 60cm soil were greatly influenced by rainfall, but the rainfall did not affected the contents of ca2 +, mg2 + and k + whose ability of leaching is worse than that of cl - and na + in the root zone soil obviously. the vertical distribution of salt ions in the 0 - 60cm soil were mainly affected by the ratio of v seawater / v pure water in the irrigation water on the condition of not enough rainfall, but on the cont

    海水灌溉下，耕層土壤中鹽分含量受降雨量影響很大，足夠的降雨條件下，鹽分不會積累，降雨量較低時，鹽分積累明顯，但在50海水處理下趨于平衡狀態；耕層土壤sar值的變化情況和鹽分含量變化情況相一致，在灌溉水中海水濃度大於50時有所下降；土壤中主要鹽離子為cl ~ -和na ~ + ， 0 - 60cm土層內， na ~ + 、 cl ~ -明顯的向土壤底層遷移，其在土壤中的含量受降雨影響顯著，而ca ~ （ 2 + ） 、 mg ~ （ 2 + ）和k ~ +在土壤中遷移能力較低，其含量受降雨影響較小； 0 - 60cm層次土壤鹽分的縱向分佈在降雨量較低的條件下主要受灌溉水中海水濃度的影響，而在降雨充分的條件下，地面覆蓋程度成為重要的影響鹽分和水分脅迫下菊芋的生理響應及其海水灌溉研究因子之一。
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