繁育系統 的英文怎麼說
中文拼音 [fányùxìtǒng]
繁育系統
英文
breeding system-
The stamens and pistil of d. versipelis mature before the flowers open, which shows that dysosma versipelis may be autogamous. d. versipelis produce few fruits. ovaries of d. versipelis seldom develop in nature, but will develop after being pollinated with pollen of another plant
八角蓮的花在花苞未展開時，雄蕊和雌蕊便已成熟，說明八角蓮的繁育系統為自花受粉，八角蓮座果率非常低，自然狀態下，子房不膨大，人工異交后的子房有膨大現象，說明八角蓮自交低育，有生殖障礙。Analysis on breeding data of yunong white pig lines and showed that compared with yunong white pig line, yunong white pig line was greatly improved on breeding performance, developing perfomance of generation and developing performance and carcass measure inden of hybrid progeny commodity pig
摘要通過對豫農白豬系、系相關育種資料進行系統統計分析和比較，豫農白豬系在繁殖性能、世代的生長發育性能、雜交後代商品豬生長發育性能及胴體測量指標等方面均明顯高於豫農白豬系。The objective of the present paper was to investigate the genome constitution of three species of hystrix and their taxonomic status from cytological and molecular data. by rapd and issr assay, the present study was to evaluate phylogenetic relationships among hystrix, leymus and psathyrostachys, and to compare the use of two molecular markers in the genus and species of triticeae
本研究（ 1 ）通過形態學特徵比較、細胞學和繁育學資料，探討三個hystrix物種的染色體組組成及親緣關系； （ 2 ）通過rapd分析和issr分析，探討hystrix與leymus 、新麥草屬psathyrostachys的屬間親緣關系； （ 3 ）比較rapd和issr兩種dna分子標記在hystrix及近緣屬系統分類研究中的應用。Studies on the breeding system of limnocharis flava butomaceae
黃花藺的繁育系統研究The comparative advantages to develop inner mongolia beef cattle industry are the price, non - pollutions and vast grasslands etc. the disadvantages are as follows : be short of specific beef - cattle kind ; individual productivity ability ; meat nature promoting slowly ; raises method and management standard being fairly backward ; butcher, process, circulate, and the link aspect receives the technology restriction unfavorably factors such as serious etc. the suggestions for development of beef industry in inner mongolia are as follows : strengthening the bioengineering technology and setting up the inner mongolia beef cattle breeds system ; quickening the breed cultivating ; optimizing the breed structure ; effectively increasing the safe forage supplies ; strengthening epidemic disease prevention ; curing quarantining work ; developing the nutrition hygiene " green food " ; changing traditional raising method ; raising the management standard, and carrying on scope production
發展內蒙古肉牛業具有價格、無污染、草原廣闊等優勢，但存在著專有肉用牛品種缺乏、個體生產性能和肉質提升緩慢、飼養方式和管理水平比較落後、屠宰、加工和流通環節方面受技術制約嚴重等不利因素，因此，要利用生物工程技術，建立內蒙古肉牛繁育體系，加快品種培育，優化品種結構；有效地增加安全飼料供應；強化疫病防治和檢疫工作，發展營養衛生「綠色食品」 ；轉變傳統飼養方式，提高飼養管理水平，進行規模化生產；重視開拓農村市場，促進內蒙古肉牛業發展。Second, introducing the investigation of continuing education for teachers of middle school in fanchang county, anhui province by questionnaire and relevant interviews according to the theory of learning organization, then pointing out present problems in the course of the continuing education for teachers : a ) the variation in the purpose of continuing education for teachers ; b ) the loss of the subjectivity of continuing education for teachers ; c ) the actual effects of continuing education for teachers being sceptical ; d ) training organization not adapting to continuing education for teachers ; e ) educational planning institution lacking of systematic thinking on continuing education for teachers
此為本研究的理論基礎。第二部分，根據學習型組織理論對教師繼續教育的要求，採用問卷調查和訪談的形式對安徽省繁昌縣中學教師繼續教育情況進行調查，並歸納出了存在的問題：教師繼續教育的目的異化；教師繼續教育的主體性缺失；教師繼續教育的實效性令人懷疑；教師繼續教育培訓機構存在種種不適應因素；教育決策部門對教師繼續教育缺乏系統思考。Geographical variation in the breeding systems of an invasive plant, eichhornia crassipes, within china
入侵植物鳳眼藍繁育系統在中國境內的地理變異Floral syndrome and breeding system of the endangered plant disanthus cercidifolius maxim. var. longipes
瀕危植物長柄雙花木的花部綜合特徵與繁育系統Studies on heteranthery could strengthen people ' s understanding about the relationship between plants and their pollinators, and provide new purviews and inspiration for pollination biology and plant breeding system research
對于異型雄蕊的研究可以加深人們對植物與其傳粉者之間關系的理解，並為傳粉生物學與植物繁育系統研究提供新的視角和啟示。( 3 ) the value of p / 0 of c. praecox is 2847. 3 + 1125. 0, and the total value of oci is 3. with the above results, pollen germination rate and seed set rate, all shows that breeding system of c. praecox is facultative hybridization. the breeding system of c. nitens is similar to c. praecox, but it is higher in proportion of self - pollination than that of c. praecox
（ 3 ）蠟梅p / 0值為2847 . 3 1125 . 0 、 oci累計分值等於3 ，與不同處理的花粉萌發率和結實率的結果一樣，都顯示蠟梅繁育系統為兼性異交類型；亮葉蠟梅繁育系統同蠟梅相似，但亮葉蠟梅的自交比例相對較高This paper firstly focused on and evaluated the pollination characteristics of c. praecox, in half - natural habitat of nanjing. we investigated flowering phenology, flowering patten, pollen viability, stigma receptibility, species of visitors, visiting rate of visitors and their foraging behavior. and we also investigated its breeding system, including pollen - ovule ratio ( p / 0 ), out - crossing index ( oci ), pollen grains deposited in stigmas, pollen germination rate and seed set rate with different treatments, from 2002 to 2004
試驗分別在2002 - 2003年和2003 - 2004年冬季進行，研究內容包括：花期物候觀察、花部形態觀察和統計、雌雄配子體功能測定、訪問昆蟲種類、訪問行為、訪花頻率和效率；同時對蠟梅繁育系統進行了檢測，檢測內容包括花粉胚珠比（ p / 0 ） 、雜交指數（ oci ）及不同處理花粉萌發率及結實率檢測等等，同時還進行了蠟梅與亮葉蠟梅傳粉過程比較。Indeed, many researchers now contend that the incipient river nourished a multitude of interconnected lakes in the continent ' s midsection before forging a direct connection to the atlantic ocean ; this dynamic wetland produced ideal conditions for both aquatic and terrestrial creatures to flourish much earlier than previously thought
的確，許多研究人員現在主張，在直通大西洋之前，早期的亞馬遜河孕育了南美大陸中部許多相互連結的湖泊；這樣動態的濕地系統，為陸棲與水棲生物營造了理想的繁衍環境，而且時間點比人們原先設想的要早。Since uniparental es cells are not deried from iable embryos, their haresting and use sidesteps many of the ethical concerns that plague traditional es cell therapies
既然單系胚胎幹細胞不是從可繁育的胚胎中獲得，它們的收集和使用可以避開許多困擾著傳統胚胎幹細胞治療的倫理學關注。Evaluation of sterile of appraisal - sensitive genie male - sterile in paddy and study on water temperature procession system for breeding
水稻溫敏不育系育性鑒定及繁種水溫處理系統的設計和應用分享友人