灌水期 的英文怎麼說
中文拼音 [guànshuǐqī]
灌水期
英文
watering period-
The maximum influence of drought stage upon rice yield is the jointing - booting stage ; the second influence stage is earing stage and the suitable water deficiency in tillering and filling stage can ' t bring tremendous effects on yield of rice
不同階段的不同程度受旱對水稻生長發育的影響不盡相同，相同程度受旱對產量影響最大的階段為拔節孕穗期；抽穗開花期次之，在分蘗期和灌漿期實施一定程度的水分虧缺不會對產量構成較大影響。In recent years, the water - saving and control irrigation technique of rice has diverted from plot experimental and demonstration to lare scale. and has got remarkable economic and social benefits. amed at the characteristics of this irrigation area, optimal selection for water - saving techniques of rice, deciding the amout of leaching water and irrigation modles, investigating the adaptability of the water - saving and control irrigation technique in saline land. studying the increase in production mechanism of the technique are important to extend the technique, to better and develop saline land as well as slick spots. according to the results of field experiments, optimization study was conducted on the water - saving irrigation technique of rice in saline land, the effects of different water - saving irrigation techniques on the physiological indexes and yield of rice were systematically analyzed. by using mutiplepurpose fuzzy optimization method, better. water - saving irrigation technique was selector out, that is. the control irrigation technique in rice. the mechanism of it was analyzed from the aspect of the physiological and ecological saving water of rice to provide the implemental process and technical point ; throgh the quantitive analysis and comparision on control irrigation and control class ( flood irrigation ), high production and quality mechanism of the technique was analyzed in terms of physiology indexes of rice, the variation of soil moisture, the pest resistance and the lodge resistance, the change of soil temperature in paddy fields. the yield constitutive factors, the quality of rice and so on. in saline land. control irrigation and intermittent leaching modles were adopted to validate the adaptability of the technique in irrigation of rice in saline land, to analyze rice ' s physiological - ecological indexes and the change of soil salt content under the conditions of control irrigation leaching of rice and and to provide control irrigation and combined modle of intermittent leaching to adapt to different conditions
本文從試驗及試驗資料入手，取得以下主要成果和結論：對鹽堿地水稻節水灌溉技術進行優化研究，系統地分析了不同節水灌溉技術對水稻生理指標及產量的影響，採用了多目標模糊優化的方法，對灌水技術進行綜合評判，優選了節水灌溉技術，論證該地區宜採用水稻控制灌溉技術；闡述控灌技術通過調節和控制水稻的需水規律，降低水稻高產情況下的無效水量消耗，從水稻生理、生態節水兩方面分析了控灌技術節水機理，針對性地總結出水稻各生育期實施節水控灌技術的步驟及技術要點；通過控灌與淹灌的定量對照比較，從根系、莖蘗、冠層葉片及綠葉動態到株高，土壤水分變化，抗病蟲害、抗倒伏能力，稻田土溫變化，產量構成因素及稻米品質等諸多方面進行動態比較，分析控灌技術高產優質機理；在鹽堿稻地採用控制灌溉+間歇淋洗模式，跟蹤測試田間水鹽變化狀況，驗證控制灌溉技術在鹽堿地區水稻灌溉中應用的適應性，通過分析水稻控制灌溉淋洗條件下水稻生理生態指標，提出優化控制灌溉+間歇淋洗組合模式，為進一步在高礦化度地區試驗水稻控灌技術奠定基礎。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。In situ field dynamic monitoring results of soil moisture of three types of greenbelt in tianjin economic development area, including bentgrass, tall fescue and paulownia, showed that the seasonal and vertical dynamics of soil water is the basis of water - saving irrigation
本文採取原位動態觀測和室內分析相結合的方法研究天津開發區本特草坪、高羊茅草坪和泡桐行道樹的節水灌溉指標，如灌溉飽和點與補償點、灌水定額與周期等。During wheat and barley bred in winter in sanya, some technological characteristics concerned must be wielded according to the ecological conditions there. 1 ) carefully select materials and avoid planting the materials that can not head in sanya. 2 ) cultivated measure : spread lime before ploughing ; and make furrows during soil preparation. spread funandan in sowing furrows. after every irrigation and heavy rains, surplus water must be drained off immediately and soil must be intertilled in time. it is also a key measure in breeding in winter to prevent and eliminate the plant disease, pest and mice during plant growing period. 3 ) the flowering period of parent for hybridization must be adjusted. 4 ) the criterion for each trait selection to breeding materials should be soften to different degrees
在三亞冬繁麥類時，應根據當地生態條件掌握好有關技術特點：慎重挑選冬繁材料，盡量避免攜帶可能在三亞不抽穗的材料；栽培措施應注意耕翻前撒施石灰，整地需開廂起壠，播種溝先撒呋喃丹，灌水及大雨後要排除余水，及時鬆土，生育期間注意防治病蟲鼠害；雜交親本應注意調節花期；對育種材料各性狀的選擇標準都要不同程度地放寬。Moreover, milking wheat should be irrigated since the weather is very drought and short of rainfall from maize interplanting to jointing stage
另外，灌漿小麥應當灌水，因為玉米套種至拔節期氣候乾燥少雨。Because the appreciate interplanting period is between wheat heading and milking stage, when wheat needs 1500 - 1800 m3 / ha water, water supply should both ensure wheat requirement and prepare suitable soil moisture for maize emergence
因為適宜套種期是小麥抽穗灌漿期，小麥需水1500 ~ 1800米3 /公頃，供水應保證滿足小麥需要和玉米出苗的土壤濕度。The other 50 % and 10 % of n will be dressed in peak jointing stage and milking stage along with irrigation
50 %的氮在拔節高峰期、 10 %的氮在灌漿期隨水追施。Wheat fertilization mainly in basal, all organic manure, p and k and half of n fertilizers are applied at plowing, the rest n fertilizer dressed in jointing stage along with irrigation
小麥施肥主要為基肥，全部有機肥、磷、鉀和一半氮肥翻地時施入，其餘氮肥在拔節期隨灌水追施。According to the amount of no3 ( superscript - ) - n in the deep layer soil during the growth of winter wheat, irrigation and fertilization help to no3 ( superscript - ) - n leaching, so it was very easy to seep into groundwater and pollute the environment
在冬小麥的整個生育期中，拔節期的追肥灌水有助於硝態氮向土壤深處移動，甚至有可能淋洗出根層，對地下水產生影響。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。In the fourth chapter, the effect of controlled alternative furrow irrigation on the ratio of root to shoot, filling rate, leaf physiological indexes, yield and water use efficiency of summer maize were discussed, and the lower limits of suitable irrigation for summer maize in controlled alternate furrow irrigation were analyzed and determined
29 ，表明干濕交替循環不僅可以減少每次灌水間隔期間的棵間土壤無效蒸發，而且也抑制了作物的奢侈蒸騰，因此作物需水量明顯減少，節水效果非常顯著，被證明是溝灌方式中最科學的一種灌水方法。Under the filtration irrigation, the water content could remained a fit range from 14 to 22 percent in the layer of 20 to 70 cm deep, however, the general irrigation could reduce the moisture utilization during the growing period of the maize. ( 4 ) filtration irrigation could well adjust the soil temperature so that the root system made a sufficient absorption of the moisture and mineral nutrinents
從土壤含水量測定分析看，在20 70cm土層，滲灌水分含量一直維持在玉米正常所需的14 22范圍內，而漫灌分兩次灌水，在每次灌水前一段時間水分含量要下降到14以下，出現水分脅迫，尤其影響到玉米的前期生長。Grain - filling characteristics and changes of hormonal content in the grains of dry - cultivated rice during grain - filling
旱種水稻灌漿特性與灌漿期籽粒中激素含量的變化So we know that plant alfalfa for seed water once is enough
對留種苜蓿在蕾期和花期避免灌水可減輕倒伏程度，在英期灌一水即可。In view of the above problems, zippered plastic pipes which have obtained patent was adopted as pi pipe in the providing theoretical basis and data support for the application of zippered pi pipes to the vegetable cultivation in shelves
針對以上問題，本試驗採用已獲得國家專利的拉鏈式塑料管作為滲灌管，進行棚室蔬菜栽培滲灌灌水試驗，以期為拉鏈式滲灌管在棚室蔬菜生產中提供理論依據和數據支持。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The result is of importance significance for the reliability of water supply during irrigation periods and the control methods of reservoir operation based on the concept of pollutant sluicing before water supply
對以後農業灌溉期水庫供水安全保障措施實施以及「先沖污后供水」的水庫供水運行調度方案制訂，具有重要的指導意義。分享友人