灌水率 的英文怎麼說
中文拼音 [guànshuǐlǜ]
灌水率
英文
rate of irrigation-
The estimation methods of water requirement, and determination of basal crop coefficient and soil evaporation coefficient under the controlled alternative furrow irrigation in summer maize were studied and verified in the fifth chapter
（ 4 ）夏玉米田棵間土壤蒸發主要發生在灌后幾天表層土壤比較濕潤的時期內，其中表層土壤含水率和葉面積指數是影響土面蒸發的兩個基本因素。And then, the irrigation performance including irrigation efficiency, application efficiency and distribution uniformity were evaluated by using infiltration parameters and soil parameters. the results indicate surge furrow irrigation is suitable to hilly mountain areas
利用入滲參數以及田間基本參數，對灌水質量：儲水效率e _ n 、灌水效率e _ a和灌水均勻度e _ d進行了評價，評價結果表明在丘陵山區適宜進行波涌灌溉。The experiment was conducted to determine the influence of different regulation and control methods of soil moisture, such as plastic film mulching, covering grass under trees, growing grass under trees, irrigating regularly, loosening the soil under trees, on quality of fruit in a non - public nuisance crisp pear garden in the area of old course of yellow river
摘要以45年生酥梨樹為試材，分析測定塑料薄膜覆蓋、樹盤覆草、自然生草、定期灌水、清耕等不同土壤水分管理措施對土壤水分和酥梨品質的影響，結果表明：塑料薄膜覆蓋和樹盤覆草處理中，土壤含水率比較適宜，且變幅較小，有利於果實生長發育和提早著色，提早成熟，產量和品質較好；其它處理中土壤含水率要麼過高，要麼過低，且變幅較大，酥梨的果實品質也比較差。Taking the measure of uncorking on the steel tube and filling water before sand filling, the installation process of sand compaction piles is optimized, the installation parameters and testing rate under the near shore condition are confirmed, and the control and testing methods for the piles ' quality are summarized
採取樁管壁開孔、先灌水后灌砂的方法，優化了水上擠密砂樁的施工工藝；給出了在近岸無掩護、水流急的施工條件下的施工參數和檢驗比率，總結了沉樁定位、高程式控制制、灌砂率等參數的控制措施和檢驗方法。Including irrigation time, frequency, and quantity of water, of which based on the evapotranspiration rate and crop coefficients in different months and the rank of visual appearance of different date
根據草坪質量與土壤含水量、土壤水勢的相關性及作物系數、蒸發量等參數，準確計量其灌水時間、灌水量和灌水頻率。Abstract : based on the principle of balance of surface irrigation water volume, a method for determination of field average infiltration parameter according to the irrigation data is introduced
文摘:本文根據水量平衡原理，提出了利用大田畦灌灌水資料推求土壤入滲參數的方法，在此基礎上，又提出了利用波涌灌水流推進和消退資料確定間歇入滲減滲率系數的方法。First each of the eight factors, i. e., per capita water resource available, per capita water requirement quantity, environmental water use rate, utilization rate of water resource, industrial water requirement quantity per 10, 000 industrial product value, water requirement module, regional irrigation rate was analyzed. then the water resource capacity in hejin city was evaluated by applying the fuzzy comprehensive estimation
選取了人均水資源可利用量，人均供水量，生態需水率，水資源利用率，萬元工業產值需水量，需水模數，生活需水定額，耕地灌溉率等8個評價因素，利用模糊綜合評判模型對其水資源承載能力進行了評價研究，並提出了河津市水資源安全對策。Results show that the growth of plants is limited, growth of root is enhanced, water consumption is reduced, water use efficiency increase apparently, yield has little reduce when reducing irrigation water and detaining irrigation time properly
結果顯示：分蘗拔節期適當減少灌水量並推遲灌水時間，能抑制春小麥地上部分的生長，促進根系生長，減少總耗水量，提高水分利用率。( 1 ) the actual amount of water used to irrigate in the filtration irrigated area was reduced by 58. 15 % to 81. 63 % compared with the general irrigated area, and the ultilization ratio of the moisture content increases by 50. 5 % to 81. 7 %
綜合考慮灌水量與產量的合理成本效益比和旱區的缺水問題，優先採用灌水量為133 . 33mm的滲灌。水分利用效率達到23 . 1kg mm ? hm ~ 2 ，實際灌水量比漫灌區下降了69 . 88 ，效果明顯。3. the carstic formation is permeable layer and has quite good placeability, its relations of the water permeabitity and placeability have three types as follows : high unit - absorption rate with big grout consumption, the grouting is necessary ; low unit - absorption rate with little grout consumption, the grouting is no need ; low unit - absorption rate with big grout consumption, grouting is no need combining with control the grouting pressure and grout consumption. 4
巖體透水率與可灌性之間一般存在以下三種組合關系：高單位吸水率與大吃漿量的組合，灌漿是必需的；低單位吸水率與小吃漿量的組合，沒有必要灌漿；低單位吸水率與大吃漿量的組合，應進行灌漿處理，但應適當控制灌漿壓力和耗漿量。Based on the data getting from field experiment in 2004, the sas software is used to analyses the growth of plants and root, yield and its composition, water consumption and water use efficiency under different quantity of irrigation water and irrigation time in prophase
摘要依據2004年試驗資料，採用sas統計分析軟體，研究了在不同灌水量、灌水時間處理下，春小麥生長前期生長狀況、干物質積累、最終產量及其組成、春小麥田的耗水量和水分利用率。Effects of irrigation quota and period on yield and water use efficiency of wheat
灌水量和灌水時期對小麥產量和水分利用率的影響Throug the study on irrigation quota and irrigation times for licorice root planted in arid sandy land of middle ningxia, the result shows : by increasing irrigation frequency and irrigation fixed quantity properly, it can play a positive role in the conserving and increasing water - holding capacity in arid - belt sandy area
摘要通過對寧夏中部乾旱帶沙地種植甘草的不同灌水定額及次數的研究，結果表明，適當的增加灌水次數和灌水定額對于保持和增加乾旱帶沙壤土持水率具有積極的作用，有利於植物的生長發育。Based on the principle of fuzzy, utilizing the comprehensive evaluation model of limit analysis on the development of water resources, the authors selected evaluation factors include irrigation ratio of total land, coefficient of product water, degree of water exploitation, water supply and demand modulus, per capita water supply and ecological water use ratio to analyze
摘要基於模糊數學理論的區域水資源開發利用閾分析方法，選取灌溉率、產水系數、水資源開發程度、供需水模數、人均供水量和生態用水率7個主要因素作為評價因素，以杭州市區為例進行具體計算與分析。According to our analysis, the farmers in quzhou are in the second phase, which means they already have enough food and put much more inputs for earning high yield and high income. ( 4 ) the ground water table was getting down, caused by precipitation decreasing, no river water coming due to the upstream reservoir, complete drainage in rainy season and irrigation using groundwater
（ 4 ）自然降水量的降低、上游水庫的攔蓄，使平原失去了獲得水源的機會；內部防洪排瀝體系的完善，致使入滲補充地下水減少；耕地灌溉率的增加，導致農業用水量不斷加大，這些因素共同作用使區域水資源失去平衡，引起地下水位的下降，從而促使鹽漬土表層脫鹽。Water and fertilizer influenced the ecophysiological characteristics of achnatherum splendens leaf markedly which raised with the increase of water and fertilizer. 7
水分和肥料對友友草光合生理生態特性的影響差異顯著，光合速率隨灌水量、施肥量的增加而增加。The experimental device of soil moisture movement of multi water storage pit is developed, which can measure the infiltration of moisture and the movement of moisture frontal directly. distribution of soil water content in all soil section are measured with y ray apparatus. 3
利用該裝置進行室內的蓄水多坑灌水試驗，直接對水分的入滲過程和濕潤鋒變化進行觀測，並通過y射線儀裝置測量整個土體剖面上含水率的分佈狀況。Irrigation water requirement per time = ( soil water irrigation maximum - soil water irrigation minimum ) ? scheming wetted soil layer depth. irrigation cycle and irrigation times were decided by soil water irrigation maximum, minimum and consumption velocity
灌水周期和灌水次數由灌溉飽和點與補償點及土壤水分消耗速率決定，表現為強耗水期灌水周期短，灌水次數多，其後依次按中、弱、微耗水期灌水周期增長，灌水次數減少。Abstract : characteristics of film hole irrigation and effects of irrigation technological parameters on ir - rigating quota are analyzed, and the relationships among discharge per unit width, hole spacing and ir - rigation quota are studied in this paper, based on field experimental data
文摘:根據膜孔灌溉大田灌水試驗資料，分析了膜孔灌溉特點和灌水技術要素對膜孔灌灌水定額的影響，研究了單寬流量與開孔率與膜孔灌灌水定額的關系。By the experiments, some main factors influenced watering effect were analyzed. the results show that watering volume, initial soil water content, and width of water ditch influenced the watering effect differently
對影響灌水效果的幾個主要因素進行了分析，實驗表明，灌水量、土壤初始含水率、灌水溝寬度對灌水效果都有不同程度的影響。分享友人