繁殖效率 的英文怎麼說

中文拼音 [fánzhíxiàolǜ]
繁殖效率 英文
reproductive efficiency
  • 繁 : 繁名詞（姓氏） a surname
  • 殖 : 殖Ⅰ動詞（生息; 孳生） breed; grow; multiply Ⅱ名詞（姓氏） a surname
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 繁殖 : [生物學] breed; reproduce; propagate; multiply
  • 效率 : productiveness; efficiency; productivity; workpiece ratio
  1. The efficiency of reproduction may decline as a result of seasons.

    繁殖效率可能受季節的影響而下降。
  2. As one of the contracted agricultural technology extension project in shanxi province, the jinnan cattle feeding and management technical package exte nsion project, assigned by science and technology committee of shanxi province i n 1999, directed on the problems, such as extensive cattle feeding and managemen t, low sale percentage of commercial beef cattle, low meat production, low repro ductive survive rate of cows and poor economic returns, to increase the scientif ic contents and economic returns of cattle industry by adopting technical packag e including beef cattle crossbreeding, beef cattle feeding and management, cow ' s feeding and nutrition, calf raising, stover processing, and supplementation for grazing cattle in winter and spring etc

    「晉南牛飼養管理配套技術推廣」是山西省科委1999年度下達「山西省農村技術承包」項目，其目的是針對我區廣大農戶養牛飼養管理粗放、商品牛出欄率低、產肉率低、母牛繁殖成活率低、經濟效益差等缺點，通過採用肉牛雜交改良、改良肉牛飼養管理、加強母牛飼料營養、犢牛培育、秸稈氨化、放牧牛冬春補飼等配套技術，達到提高養牛業科技含量，增加養牛業經濟效益的目的。
  3. Directed on the present situation and existing problems in boosting beef cattle industry based on the yellow cattle improvement in china, the review indicated that several relationships, such as integration of individual households and large scale cattle farms, integration of yellow cattle improvement, crossbreeding, breed conservation and utilization, integration of high grain diet intensified fattening and low grain diet economic fattening, should be handled properly ; and the requirements of profitable cattle industry for increasing reproductive survive rate, using hybrid vigor and improving the weight gain, the main factors affecting economic return of large scale cattle farms and the technology level improvement in cattle industry were duiscussed as well

    本文就近來我國以黃牛改良為特點的肉牛業蓬勃發展現狀與存在問題，指出應處理好養牛經營形式千家萬戶與規模牛場相結合、黃牛肉用與肉役兼用相結合、黃牛改良選育與雜交、保種及利用相結合、高精料強度肥育與低精料適度育肥相結合等幾個問題；並就提高養牛經濟效益對提高繁殖成活率、充分利用雜種優勢、提高日增重的要求和影響規模牛場經濟效益的主要因素及如何提高養牛科技水平等問題提出探討。
  4. The polyester fibre of resisting bacterium is one without which people can t live in modern times, but how to restrain the bacterium propagating excessively and keep people in health is a most important goal that fabrics and clothing industry are striving for. fibre of resisting bacterium can kill the bacterium effectively with the ratio of more than 99 % and it can restrain microbes. the polyester fibre of resisting ultraviolet radiation is also widely used. with the decreasing of ozonospheres in the atmosphere, there are more ultraviolet radiation in the sunlight which do harm to our skin, especially for those men working outdoors, it is more important to think about the way to lessen the harm. the polyester of burning - resisting has attracted more attention at home and abroad and burning - resisting textiles has been advanced definitely by law in many countries. our nation has also made strict claims in some special areas, such as fabrics in vehiciles and vessels, decorative fabrics in hotels. the everlasting burning - resisting fibres and textiles are badly needed. infrared ray fibre is also a new functional one that can absorb and reflect infrared ray after being processed physically. it s functions include physical therapy wet - ejecting and bacterium - restraining. this warm - preserving material can absorb the emitting heat from our bodies, at the same time it can also absorb and reflect the needed 4 - 14 urn wavelength ultraviolet radiation and accelerate netaboiism. fibre of resisting infrared ray is important in military areas

    抗菌纖維具有永久的抗菌性，對金黃色葡萄球菌、大腸桿菌殺菌率大於99 ，能有效抑制細菌繁殖，起到抗菌防臭作用；抗紫外線聚酯纖維的用途也是異常廣泛的，隨著大氣層中臭氧層的日漸稀薄，日光中的紫外線日益增加，對人體皮膚形成極大危害，尤其對于長期從事野外工作的人，因此設法減少紫外線對人體的傷害顯得尤為重要；阻燃聚酯纖維則是一種倍受國內外人士密切關注的纖維，紡織品阻燃在許多國家已有明確法令規定，我國也逐漸在某些特殊使用范圍做嚴格要求，如車船內用紡織品，高級賓館的內裝飾織物等，而且具持久性阻燃性的纖維和織物是現在更為需要的，真可謂用途非常廣泛；遠紅外纖維也是一種經過物理改性后具有吸收並反射遠紅外線的新型功能性纖維，是一種具有優良理療功能、熱效應功能和排濕透氣抑菌功能的新型紡織材料及保溫材料，能吸收人體自身向外散發的熱量，吸收並反射回人體最需要的4 14 m波長的遠紅外線，促進人體的新陳代謝；抗紅外線纖維，則在軍事上有著重要的作用。
  5. Efficient methods of vegetative propagation and improved screening techniques are also required.

    高效率的無性繁殖法和改良的鑒定技術也屬必需。
  6. 11 luo x, zhang c, jennings n r. a hybrid model for sharing information between fuzzy, uncertain and default reasoning models in multi - agent systems. international journal of uncertainty, fuzziness and knowledge - based systems, 2002, 10 : 401 - 450. 12 hindriks k v, de boer f s, der hoek w van, meyer j j c. formal semantics of an abstract agent programming language

    Agent行動選擇和目標更新不僅依賴于agent的不確定信念，而且依賴于agent在實施這些行動的時候的得失效應值在此，把點概率的效應理論擴展到了區間概率的情況，並借用模糊數學中區間數的方法，給出了比較區間最大期望效應的方法再次，關于實用推理的不確定性的繁殖，使用了基於預設決策理論的預設邏輯方法。
  7. The paper summarized the research for the effects of different grazing intensity on grazing behaviour, grazing grass species and productivity of sheep in recent years, the result showed that : there was a negative correlation between the live weight gain per sheep and the grazing intensity, but there was positive correlation between the live weight gain per hectare and the grazing intensity ; feeding intake of sheep decreased when the grazing intensity become heavier ; there was not significant effect of different grazing intensity on sheep breeding indexes ; as long with the grazing intensity become heavier, the feeding time of sheep increased while resting and idling time decreased, but feeding intake per hundred mouths and daily intake reduced while intake velocity increased ; sheep feeding adaptability is relative ; the light grazing was beneficial to promote mutton quality, but mutton quantity and gross economy benefit was low

    摘要根據近幾十年來放牧強度對綿羊放牧行為、採食植物組成和生產性能的影響進行了綜述，得出以下結論：綿羊的個體增重與放牧率之間呈線性負相關，而公頃增重與放牧率之間呈正相關；綿羊的採食量隨著放牧強度的加重而降低；放牧強度對母羊繁殖性能各指標影響差異不顯著；隨著放牧強度的加重，綿羊的採食時間增加，遊走、反芻臥息時間減少；每百口採食量和日採食量減少，而採食速度增加；放牧綿羊的嗜食性是相對的；輕牧有利於提高肉的品質，但是產肉量低，總的經濟效益不高。
  8. And this had brought progress to series of academic subjects such as morphology, cytology, physiology, biochemistry, heredity, breeding, agriculture, forestry, horticulture, medicine and pharmacology etc. the technique has already been used all over the world for the propagation of valuable flowers and plants, fruit trees, vegetables, oil plants, grain crops, as well as the propagation of valuable chinese medicinal herbs, some of which have been industrialized

    植物非試管高效快繁技術與植物組培試管快繁和傳統育苗技術相比的先進性，及其在技術生產運用中的特點為： １ 、用植物3毫米- - 1厘米長的微型繁殖單位材料（包括一葉一芽） ，直接接種在大田沙床或營養袋中，一次成苗直至供應生產，不需任何移動，育苗成活率極高。
  9. The algorithm can implement the diversity of solution, avoid converging local optimal solution, and prevent the possibility of losing optimal solution effectively, by holding some optimal chromosomes in each generation and introducing expectation reproduction rate

    通過保留每代最佳的若干染色體以及引入期望繁殖率的概念，本演算法可以實現解的多樣性，避免收斂于局部最優解，同時可以有效的防止在進化的過程中失去最優解的可能性。
  10. The average day between the first day of cohabitation and delivery was 68 32days during the non - reproductive season, hormonal drugs could promote pregnancy, and the effective rate was 61. 5 %

    在非繁殖高峰期給雄、雌性樹?用激素可使合籠時間縮短至61 14天，用藥有效率為61 . 5 % 。
  11. In the year of 1902, the famous german botanist g. haberlandt suggested an idea that the plant cell has omnipotence, and without being in its maternal plant body, it can be cultivated into an entire plant

    使大多數經濟植物離體材料在第二代后4 - 11天獲得再生完整植株，並且成活率高達85 %至98 % 。大多數植物每15 - 60天繁殖一代，可按幾何級數高效快繁。
  12. The effectiveness of the isolates was related to ecological attributes such as the number of propagules formed in the soil. differences in effectiveness of am fungi in promoting plant growth and nutrient uptake were also observed among genera, with higher effectiveness in clomus followed by acaulospora and scutellospora

    並發現am真菌的生態學特性與其效應有關，不同屬am真菌的侵染率、根外繁殖體數量及對甘薯的效應均有差異，多數glomus屬真菌的繁殖體數量和菌根效應明顯優于acaulospora屬和scutellospora屬真菌。
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