灌水制度 的英文怎麼說
中文拼音 [guànshuǐzhìdù]
灌水制度
英文
irrigation regime-
According to the least twin multiplication to calculating the sensitivity index in several water production functions. thus, the writer obtains the fitted the value of the sensitivity index and the varied rule. at the same time, the writer puts forward a new method named rag a ( real coding based accelerating genetic algorithm ) and combines raga with dpsa to calculating the best irrigation system under the non - sufficient irrigation of well irrigation rice in sanjiang plain
根據《隨機水文學》理論中的時間序列分析法，建立了適合三江平原井灌水稻需水量預報的非平穩時序隨機模型；通過分析降雨隨機特性，選定季節性時序隨機模型，建立了適合三江平原井灌水稻降雨預報的月平均降雨模型；根據最小二乘法，計算出幾種常用水分生產函數中的敏感指數及敏感系數，進而得到三江平原適宜採用的水分生產函數漠型及模型中敏感指數的變化規律；本文提出遺傳動態規劃法（ raga ? dp ） ，即採用改進的基於實數編碼的加速遺傳演算法（ realcodingbasedacceleratinggeneticalgorithm ，簡稱raga ）與動態規劃法（ dpsa ）相結合，推求非充分灌溉條件下三江平原井灌水稻的最優灌溉制度。According to the optimal irrigation scheduling, the irrigation demand hydrographic in four representative years of huimin and wudi are computed
在灌溉制度模擬優化的基礎上，推求出代表年惠民、無棣推至田間的基本灌溉需水量和需水過程。The best irrigation system can instructs the best distributed water quantity and the irrigated time under the condition of lacking water. thus, we can obtain the maximum relative yield and the least loss
優化的灌溉制度可用於指導在不同的缺水程度下如何在時間上定量分配水量，以使相對產量最大，減產損失最小。A preliminary study on turfgrasses water consumption and irrigation schedule with irrigation of sewage effluent
污水灌溉條件下草坪草耗水規律與灌溉制度初步研究( 2 ) aiming at the bigger irrigation quota of fall irrigation system and the complicacy of the salt movement in soil, the paper applies reservoir leaching model bring forwarded by w. h. van der molen to hetao irrigation district located in aridity area, and establishes salt leaching simulational model under the fall irrigation system. through calculating, the feasible fall irrigation quota is 100 - 120m2 / 667m2 in light salinization soil, and the feasible fall irrigation quota is 120 - 150 m2 / 667m2 in mild salinization soil. the model is reasonable and exact, and it can be researched deep
（ 2 ）針對在秋澆灌溉制度中秋澆定額較大，土壤中鹽分運移規律復雜的特點，利用w ? h ? vandermolen提出的水庫沖洗模型，建立了地處乾旱地區的河套灌區區域內的秋澆制度鹽分淋洗模擬模型。經計算在輕度鹽漬化土壤中秋澆的灌溉定額以100 120m ~ 3 667m ~ 2為宜；中度鹽漬化土壤秋澆的灌溉定額以120 150m ~ 3 667m ~ 2為宜，模型合理可靠，準確可行，可進一步向縱深方向進行研究。Application of microsoft excel software in irrigation scheduling calculation of rice in the growth period
在水稻生育期灌溉制度計算中的應用The grass irrigation system means that, under the certain condition of climate, soil and planting technology, supplying water in time, watering times and hours for higher output were guaranteed
摘要牧草灌溉制度是指牧草在一定氣候、土壤和栽培技術條件下，為保證飼草料種植地土壤水分的適時供給並獲得穩產高產所確定的灌溉定額、灌水定額、灌水次數和灌水時間。Some envisions of reformation irrigation district in beijing
西寧地區草坪灌溉制度與灌水技術的確定Facing to the reduction of the water diversion from the yellow river for hetao irrigation district inner mongolia autonomy, and giving attentin to agriculture production and improvement of salinization, this paper researches optimization model of district water - saving irrigation water management. the paper also quests for the optimization model of crop irrigation system and the optimization irrigation strategy aiming at the short of water for agriculture. in order to save water and use water high efficiently, this paper researches the change regulation of irrigation system of spring - wheat that is the important crop in the irrigation districted establishes the multidimensional dynamic model of irrigation rules of spring - wheat. lt also makes the simulation model of salt leaching of fall irrigation rules during non - growing period, and sorts the elements influencing water - saving of irrigation system
在內蒙古河套灌區的引黃水量減少又要兼顧灌區的農業生產和土壤鹽漬化向良性發展的形勢之下，本文針對灌區內區域灌溉水管理的現狀，對灌區內區域節水灌溉水管理優化模型進行了研究。研究針對農業水資源短缺的現狀，在節水灌溉條件下，對作物的灌溉制度進行優化模型探索，尋求最優灌溉策略。全文圍繞節水與高效用水，綜合應用了系統分析、灌溉排水及節水灌溉的原理和知識，研究了灌域內主要作物春小麥的灌溉制度的變化規律，建立了春小麥灌水制度的多維動態優化模型；建立了非生育期的秋澆制度的鹽分淋洗模擬模型；對節水灌溉水管理的影響因素的重要性進行了排序研究。The first part is about the computing of crop water requirements ( or crop evapotranspiration ) and net irrigation requirements ( nir ) of ten crops in bojili irrigated district. then the traditional irrigation schedules of winter wheat and summer maize, which are the main crops in bojili, were evaluated with simulating model isareg. third, the field application efficiency in the experimental areas was evaluated from three methods
本文即是由灌區實測資料計算各種作物需水量，推求其凈灌溉需水量；然後通過模型檢驗現行作物灌溉制度是否具有合理性，並對田間灌溉系統進行評價，求其實際田間灌溉效率；最後由兩種不同灌溉制度方案的對比，確定試區合理的作物灌溉制度，在此基礎上求出各代表年的田間灌溉需水量和用水過程線。Establishment of irrigation system and techniques of lawn in xining city
噴灌條件下的草坪草耗水規律及灌溉制度Optimized rice irrigation schedule based on controlling irrigation theory
基於控制灌溉理論的水稻優化灌溉制度研究Scheduling irrigation for maize under different irrigation methods in minqin oasis
沙漠綠洲區不同灌水方式條件下玉米灌溉制度研究Experimental research on drip irrigation schedule for crops in arid area of northwest china
西北乾旱缺水區大田作物滴灌灌溉制度試驗Study of the water - consuming regulation and water - saving irrigation system of spring wheat in datong city
大同市春小麥耗水規律及其節水灌溉制度研究4. through field experiment, the effect of different irrigation quota on soil water and salt movement was studied under saline water irrigation. the suitable irrigation system were further discussed
在田間微鹹水（ 2 . 5g l ）灌溉條件下，研究不同灌水定額對土壤水鹽運移規律和西安理工大學碩士學位論文作物產量的影響，並進一步探討了灌區適宜的灌溉制度。On the basis of the study and combining the meteorological statislics of the past 13 years ( 1988 2000 ) of the beijing area, we submit a plan of turf irrigation for consideration to the beijing turf management and sewage effluent irrigation office, together with data of soil moisture and water consumption in three different annual precipitation conditions
在此基礎上，結合北京地區的有關氣象資料，初步分析制定了不同降雨年型草坪污水灌溉制度，為北京市城市草坪污水灌溉管理提供參考依據。Abstract : problems caused in designing and management including configuring regulating devices, deciding spaces of the last pipelines, and working - out irrigation scheme in reason using drip irrigation in green houses and in covered lands are raising in recent years, theose not only affect benefits but also result in failing of projects
文摘:近幾年來溫室、大棚種植蔬菜採用滴灌技術的越來越多，但有些工程無論設計上、管理上都存在一些問題，包括調壓設備的合理配置，按土壤、作物、灌水器及滴灌總水量合理確定毛管（或滴灌帶）的間距，以及按大棚蔬菜的耗水特性合理確定灌溉制度等，上述各項確定的不合理，不但直接影響效益，嚴重時可導致工程失敗，值得重視。And they ca n ' t take into account distributing of crops and water requirement and water content of soil. aiming at the limitations of this irrigation system, a expressions about design flow of pipe networks is set up by the probability methods. a model of stochastic non - linear programming by random irrigating is presented to optimize network of micro - irrigation
論文針對這種灌溉制度的缺點，引入管網流量設計保證率、概率約束等理論，用概率論的方法推求了隨機灌水條件下管網設計流量的計算公式，並建立了隨機取水條件下微灌系統管網優化設計隨機非線性規劃數學模型。Abstract : based on the dynamic response model of crop to water - salinity, the relation between crop growing and soil - salt movement is analyzed. the optimal design model of irrigation schedule for high yield, water saving and salinity control is proposed. it helps to promote the management of water saving and utilization of poor quality water. case study shows that the model is reasonable and practical, the percentage of fresh water saved is 31. 1 % and the crop yield is optimized
文摘:本文根據作物水鹽動態響應函數，分析了作物生長與土壤水鹽運動關系，建立了節水、控鹽、高產灌溉制度優化設計模型，為節水灌溉和微鹹水利用提供了決策依據.實例分析表明，本文提供的模型及方法是合理的；實施節水、控鹽灌溉制度能帶來明顯的經濟效益和環境效益分享友人