fertilizer water irrigation 中文意思是什麼

fertilizer water irrigation 解釋
肥水灌溉
  • fertilizer : n. 1. 肥料(特指化學肥料)。2. 受精媒介物(如蜂、蟲、鳥、風、水等)。
  • water : n 1 水;雨水;露;〈常作 pl 〉 礦泉,溫泉;藥水。2 〈常 pl 〉水體;水域;水道;海;湖;河;海域;...
  • irrigation : n. 1. 灌溉;水利。2. 【醫學】沖洗(法),〈pl. 〉沖注洗劑。adj. -al ,-ist n. 灌溉者,水利專家。
  1. In order to decrease expenditure and increase total economic efficiency, the key technique consisted of a complete sets of base fertilizer heavily, stabilizing n, increasing p and k, herbicide, coordinating of irrigation, fertilization and dpc regulation in first - flowering time, water - saving by furrow irrigation, simple pruning of cotton plants, chemical accelerating the ripening and so on

    以重施基肥,穩氮增磷增鉀,化學除草,初花期水、肥、控同步,溝灌節水,簡化整枝及化學催熟等項技術組裝配套,達到節支省工,提高整體經濟效益。
  2. Fertigation has become increasingly popular across the united states as water costs rise and issues related to the environment dictate more precise control of both irrigation water and fertilizer, especially nitrogen

    隨著灌水費用的提高和環境上要求更精確地控制灌水量和施肥量尤其是氮肥,在美國灌溉施肥越來越普遍。
  3. 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。
  4. Using plots with water and fertilizer fully controlled, the effect of photosynthetic characteristic and yield under different treatments of water and fertilizer coupling was investigated. the result showed that photosynthetic rates are different among treatments of water and fertilizer coupling, and the change of stomatal conductivity is the same as photosynthetic rat. there is almost no influence on evaporation rate and cellular co2 concentration the combination of fertilizer and manure under natural rainfall is beneficial to the maintenance of photosynthetic rate during grain filling, thus results in highter yield and good quality. however, the coupling of fertilizer and manure with sufficient water results in the decline of photosynthetic rate and stomatal conductivity, the yield decreased indicating there has a balance ratio between water and nutrients ( fertilizer and manure ) supply. the study proposed that the optimum management to exploring yield and qlality potential is the combination of fertilizer and manure application with no irrigation

    利用可精確控制水分條件的水肥平衡場,在不同水肥耦合處理的條件下,研究了水肥耦合對玉米光合特性及產量的影響,結果表明:不同水肥耦合處理的條件下,玉米的光合速率有所不同,氣孔導度的變化與光合速率的變化表現基本一致,而對蒸騰速率、細胞間co2濃度影響不大.其中,在自然降水條件下,有機肥和無機肥的配合,有利於玉米子粒灌漿期維持較高的光合速率,表現出良好的產量潛力.充足水條件下,有機肥和無機肥的配合,光合速率及氣孔導度表現較低,表現產量有所下降,說明供水量與施肥量之間有一個平衡系數.表明黑龍江省北部黑土區自然生態條件下,為充分發揮玉米的產量潛力,最佳的管理措施是增施無機肥和有機肥的配合
  5. This can be done by converting to water - conserving irrigation systems ; taking the poorest and steepest lands out of production ; switching to less - thirsty crops ( which may require changes to government subsidies for certain crops0 ; implementing proper agricultural land drainage and soil management practices, and reducing fertilizer and pesticide use

    可行的方式是改變水保持的灌溉系統;讓貧瘠陡峭的地解除生產,掌握少旱作物(可以要求將政府津貼抵代某些作物) ;執行更合適的農業土地排水及土壤經營機制,以及減少肥料與殺蟲劑的使用。
  6. Over - irrigation not only wastes water but could result in leaching of fertilizer ( primarily n ) below the root zone

    過量灌溉不僅浪費水資源而且還可能引起肥料向根區以下的淋失(主要是氮素) 。
  7. It is one of the best water - saving irrigation methods that can save water in the highest degree for such advantages as saving water, saving energy, increasing production, raising air temperature and ground temperature inside the shelf, lowering air humidity inside the shelf, decreasing plight and reducing the use of pesticide and chemical fertilizer, etc. but percolation irrigation is far from a ripe irrigation method for the problems existing in the development of pipes for pi and the two difficult problems which hamper the development of pi ( one is the low uniformity degree irrigation, the other is the blockage in percolation irrigation pipes )

    它是迄今為止最節水的一種灌水方法,具有省水、節能、增產、提高棚室空氣溫度和地溫、降低棚室空氣濕度、減少病蟲害、少施農藥和化肥等優點。但滲灌還不是一種成熟的灌水方法,滲灌的發展,首先取決于滲灌管的研製;其次是阻礙滲灌發展的兩大難題:滲灌的灌水均勻度和滲灌管的堵塞兩大難題的解決與控制。
  8. For this reason, our objective is the research of the mechanism of runoff generation and characteristics of moisture changing process of slope farming purple soil, accordding to the theory of hydrology and the intergrated - means of compined the hydrology with the peodology, because it is the basis of the studies : soil erosion and protection, farming - land water balance, non - point pollute, etc., and the direction gist of runoff arrange implement, solving water hazard and management of irrigation and fertilizer

    綜觀國內外有關研究,我們認識到對紫色土土壤產流和水分變化特徵的認識,是認識該區土壤侵蝕與保護、農田水量平衡、非點源污染等的機理和規律的基礎,也是解決該區水患問題、實施徑流調節而提高旱地的雨水利用程度,以及水肥管理等的基本科學依據。因此,以水文學原理為基礎,採取水文學與土壤學、地理學、水土保持學等相結合的途徑,研究紫色土坡耕地的降雨產流機制與產流後土壤水分的變化特徵,是具有新的科學價值和現實意義的。
  9. We also use polynomial function to model the soil moisture under drip irrigation ; and the function will be useful for design the drip irrigation system and fertigation system. ( 2 ) the amount water added and the way of supplying water and fertilizer were two key important factors to affect the movement, transformation, and leach of urea - n in soil

    比較了不同模型擬合的滴灌條件下土壤濕潤鋒的動態變化,認為多項式模型的擬合程度較好;同時建立了土壤濕潤體水分含量( y )與徑向距離( l ) 、垂向距離( h ) 、實驗時間( t )之間的經驗關系式。
  10. Fathers ( farmers ) increased their use of * fertilizer and pass ( pesticide ) * chemical and * irrigation systems to water crops

    農民們增加他們的肥料和化學殺蟲劑的使用量,改善灌溉系統以灌溉農作物。
  11. Nitrate was leached from the soil when water application was started. irrigation, fertilizer and temperature strategy had a large effect on the temporal envelopment in nitrate leaching. the more the irrigating quota is

    45mm灌水與30mm灌水相比15cm硝態氮含量明顯降低,而30 、 45cm土層含量相對增加,施肥量、溫度越高土壤各層中硝態氮含量越高。
  12. Fertilizer is applied into dry soil in random amounts, and irrigation water is applied to unevenly leveled fields, resulting in a sequence of ponding and dry knolls

    化肥也是任意地撒到乾地上,而灌溉水被傾注到沒有平整過的田地里,結果有些地方積水成潭,有些地方幹得裂縫。
  13. 95 % of water - used by agriculture come from groundwater, and it occupied 80 % of total water consumption ( 2001 ). water shortage is becoming the major obstacle of sustainable agricultural development and the key is raise efficiency of wateruse. the results of wofost model simulation showed that the yield of winter wheat was 2323 kg / hm2 under the rainfeed conditions, 5946kg / hm2 with irrigation, while the potential yield is 8485kg / hm2 with the abundance supply of light, temperature, water and fertilizer

    ( 2 )順義區農業用水的95來自地下水,農業用水占總用水量的80左右( 2001年) ,水資源緊缺成為限制農業生產的主要瓶頸,在日趨緊缺的水資源壓力下,提高水分使用效率成為土地可持續利用的關鍵。採用wofost模型對順義區冬小麥的生產潛力及雨養條件下水分限制產量進行了模擬,結果表明:在光、溫、水、肥條件均滿足時生產潛力為8485kg hm ~ 2 ,雨養條件下水分限制產量只有2323kg hm ~ 2 。
  14. Uniform distribution of irrigation water is critical for uniform application of fertilizer

    灌溉均勻是施肥均勻的關鍵。
  15. We use time domain reflectometry ( tdr ) to simultaneously estimate volumetric soil water content, soil solution electrical conductivity, and soil nitrate concentrations in combination with porous ceramic cup solution samplers to follow no3 - n transport in soil exposed to different irrigation, fertilizer quota and temperature. the experiment was conducted with nondestructive soil colums

    本研究中以原狀土為研究對象,利用時域反射技術隨時測定土壤含水量和電導率的特點結合多孔陶瓷杯抽濾技術,研究在不同灌水、施肥和溫度下硝態氮的變化。
  16. Nitrate content of rape and coriander increased with higher nitrogenous fertilizer application and lower water supply. nitrogen leaching in the soil increased with higher nitrogenous fertilizer application and water supply in column and micro - plot experiments, especially on higher irrigation and higher nitrogenous fertilizer. there was little nitrogen leaching when n application was below 135 kg / hm2, but n use at a rate of 270 kg / hm2 increased nitrogen leaching in the soil

    在一定的施氮量下,硝態氮的積累峰值隨著灌水量的增加而下移, 150mm灌水量下田區試驗和模擬土柱試驗0 100cm土體內硝態氮的積累峰值分別出現在0 30cm和50 70cm ; 250mm灌水量下分別出現在40 60cm和60 80cm ; 350mm灌水量下田區試驗中0 100cm土體硝態氮沒有出現峰值,而模擬土柱試驗在80 100cm則有明顯的積累。
  17. According to problems presented in grain production during the last six years, in order to guarantee the food security, beside continued development of chemical fertilizer industry and increase of chemical fertilizer application other corresponding measures such as stabling planting area of grain crop ( at least 110 m ha ), adjusting grain price and protecting farmer benefit, improving basic conditions of farmland, implementing water - saving irrigation technique, and moderately increasing grain import, should be adapted

    根據近6年來我國糧食生產中出現的問題,指出要保障我國糧食安全,除了繼續發展化肥工業,增加化肥用量之外,國家應採取其他相應措施,包括穩定糧食作物的種植面積(至少應維持在11000萬公頃水平) ;調整糧食價格,保護農民種糧積極性;改善農田基本生產條件,推行節水灌溉技術,促進糧食均衡增產;適度提高糧食凈進口份額等等。
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