yield of 中文意思是什麼

yield of 解釋
小區產量
  • yield : vt 1 生出,產生(作物、報酬、利益等)。2 給與,讓與;讓渡;放棄(權利、地位等);交出。3 承認。4 ...
  • of : OF =Old French 古法語。
  1. The reason for low yield of adzuki bean was analyzed by investigating the production status of adzuki bean in heilongjiang

    通過對黑龍江省紅小豆生產現狀調查,從生產條件和栽培技術上分析了紅小豆的低產原因。
  2. Effects of plant regulator z - s on photosynthesis after anthesis and yield of dry - land rice

    始穗后弱光對水稻干物質積累與產量的影響
  3. 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。
  4. Determination of yield of benzene - soluble extract in brown coal

    褐煤的苯萃取物產率測定方法
  5. Dynamics of the aboveground biomass yield of the caragana stenophylla - stipa spp. community on desert grassland in mu us sandland

    小針茅群落地上生物量對氣候因子的動態響應
  6. A coarser grade of iron will lower the yield of ferrocene.

    粗粒的鐵將降低二茂鐵的產量。
  7. Cooking yield of meatballs increased with increasing in the amounts of coconut oil, salt and phosphates

    水煮收率隨椰子油、食鹽和磷酸鹽添加量之增加而上升。
  8. Standard practice for calculation of commercial weight and yield of scoured wool, top, and noil for various commercial compositions

    商業用各種洗凈羊毛毛條及短毛的商業公定重量和產量計算的標準實施規程
  9. Methods : using orthogonal design method, to apply extract yield of rhizoma coptis and the extract amount of berberine hydrochloride as observing indexes, to measure the content of dl - tetrahydropalmatine with hplc

    方法:採用正交設計法,以槲皮素、原兒茶醛薄層斑點,延胡索乙素含量為指標,優選提取工藝。
  10. Soil is the base of agriculture production, the key measure to prevent water and soil loss is to conserve soil, but most soil nutrient is lost with the sediment loss, and serious water and soil loss make the soil thickness degrease, the soil nutrient be deficient and lean, the land quality degrade and the yield of plant decrease, all this results is going to threaten the people ' s transplanting and the agriculture sustainable development, and restrict the economy development of three gorges regions

    同時,土壤是農業生產的根本,治理水土流失的關鍵是要保住土壤,而土壤養分絕大部分是隨著泥沙流失的,嚴重的水土流失造成土層淺簿、養分貧瘠,土地質量退化,產量下降,對三峽庫區移民工作和農業可持續發展造成嚴重威脅,制約三峽庫區經濟發展。因此進行三峽庫區坡耕地土壤侵蝕機理研究,探索減輕坡耕地土壤流失的方法措施,具有全局性的重大意義。
  11. 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。
  12. Results showed that the yield of d. nipponica was high after the fruitage ripeness term in autumn or before the scourge - end term in spring ; the content of diosgenin in the 2 - year - old plant rhizome reached the standard of pharmacopoeia of people ' s repubilc of china, what ' s more, the content of diosgenin in 3 or 4 - year - old plant rootstock is far higher than that in 2 - year - old plant rhizome, and the content of diosgenin rhizome in may collection reached the highest

    結果表明,于秋季果熟期之後或春季鞭梢子期之前採收,穿龍薯蕷的產量均較高; 5月採集的穿龍薯蕷根莖中薯蕷皂苷元含量最高; 2年生穿龍薯蕷根莖中的薯蕷皂苷元含量即可達到《中國藥典》標準,而3年生和4年生穿龍薯蕷根莖中薯蕷皂苷元的含量遠高於2年生穿龍薯蕷。
  13. Gene deletion to decrease acetic acid yield of saccharomyces cerevisiaes

    6基因降低啤酒酵母產乙酸量
  14. Test method for barium yield of barium flash getter

    蒸散型鋇吸氣劑得鋇量測試方法
  15. The results showed the 40 % fomesafen - harness suspension emulsion was safe to soybean field and has good control effect to graminaceous weeds and broadleaf weeds and can not influence the yield of soybean

    結果表明: 40 %虎乙懸浮乳劑對大豆田安全對單、雙子葉雜草有較好的防治效果,對大豆產量無影響。
  16. A study on sustainable high - yield of phyllostachys praecox by ground covering

    雷竹林覆蓋栽培持續高產的研究
  17. Nitrogen manuring is essential to get a good yield of cut herbage.

    為了獲得刈割牧草良好的產量,使用氮肥是極為重要的。
  18. Ten measures to increase the yield of vegetables in hothouses

    溫室大棚蔬菜增產十大措施
  19. Determination of yield of humic acids in coal

    煤中腐植酸產率測定方法
  20. The model reproduced the following facts of wa97 experimental data : the yield of strange particles increases with increasing mass and increasing centrality of the colliding system, and also with increasing strangeness content of hyperons in relativis - tic nucleus - nucleus collisions. the simulation of strangeness production using luc1ae model shows that strangeness production is related not only to the rescattering. but also to the collective interaction among strings in relativistic nucleus - nucleus collisions

    Luciae模型能很好地描寫wa97發表的單奇異和多奇異重子的產額和橫質量分佈的實驗數據,能較好描寫wa97實驗所揭示的相對論性核-核碰撞中奇異粒子產額隨碰撞體系質量、中心度的增大而增加和奇異粒子增強隨奇異粒子所含奇異夸克數的增加而增強的實驗事實。
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