雜交可育 的英文怎麼說

中文拼音 [zájiāokěyù]
雜交可育 英文
cross fertile
  • 雜 : Ⅰ形容詞（多種多樣的; 混雜的） miscellaneous; varied; sundry; mixed Ⅱ動詞（混合在一起; 攙雜） mix; blend; mingle
  • 交 : Ⅰ動詞1 （把事物轉移給有關方面） hand over; give up; deliver 2 （到某一時辰或季節） reach （a cert...
  • 育 : 育動詞1. （生育） give birth to 2. （養活; 培育） rear; raise; bring up 3. （教育） educate
  • 雜交 : [生物學] hybridize; cross; hybridization; cross breeding
  1. Where the ranges of two species overlap, and fertile hybrids can be produced, these hybrids will tend to backcross with the most abundant species, so the offspring down many generations come to resemble the most abundant parents

    兩個物種的重合個體或是那些可育雜種將趨向于與優勢種進行回交，因此，經過很多代之後，所得個體會與優勢種的親代相似。
  2. In contrast, the expression levels were low in diencephalon and brainstem in both newborn and adult mice. the cerebellum was the only area that differed significantly from the rest of the samples, with a higher expression in newborn mice, and a much lower expression in adult mice

    原位雜交分析顯示新生鼠小腦中， 3galt - 1在蒲肯野細胞和顆粒層細胞中有強表達，而在成年鼠小腦中， 2000級博士生學位論文p3galt一1在顆粒層細胞的表達基本消失，這可能是p3galt一1在小腦發育前後表達差異的原因。
  3. Introduce according to the relevant data, persian cat is in around 16 centurieses, from the himalayas cat and angola cat miscellaneous hand over, lift through several years to breed but grow purely. persian cat ' s figure is bigger, wering grown by the hair and thick and airtight, head circle big, the face is flat even, sum breadth the ear is small, circle the eye snub - nosed tone short breadth, the body feels round and smooth because the hair grows, the arms and legs is thick short soft, the tail is fluffy and bulky, giving person a kind of noblest felling. persian cat ' s pressing is canned is divided into a white, black, red by the hair color ' s dissimilarity, yellow, dark gray, blue, double color, tortoise shell color, miscellaneous color, tiger spot color etc. species. take species of the red as among them valuable

    根據有關資料介紹，波斯貓是在16世紀左右，由喜馬拉雅貓和安哥拉貓雜交，經過多年的提純繁殖而培育出來的.波斯貓體形較大，被毛長而且厚密，頭圓大，臉扁平，額寬耳小，圓眼塌鼻口吻短寬，軀體因毛長而感覺渾圓，四肢粗短柔軟，尾蓬鬆粗大，給人一種雍容華貴的感覺.波斯貓按被毛顏色不同可分為白色，黑色，紅色，黃色，暗灰色，藍色，雙色，玳瑁色，雜色，虎斑色等品種.其中以紅色的品種尤為名貴.波斯貓外表美麗大方，叫聲細小甜美，性格溫和，膽大好奇，喜歡與人親近，善解人意，容易調教，是一種深受人們喜愛的高貴寵物.有關波斯貓的起源眾說紛紜，現較統一的說法是在阿富汗土著長毛貓的基礎上，同土耳其或亞美尼亞地區的安哥拉貓雜交培育而成。
  4. Molecular examination and biological observation of transformed plants by growing resistant germinations we got 30 transformed plants. pcr and spot blotting hybridization analysis indicate that hsp70 anti - sense cdna had been integrated into tobacco genome. through observation and measurement we found 12 completely sterile, 9hyper - sterile, 3 partially sterile and 6 fertile and significant differences between them in stamen, height, and fruit weight

    Pcr和點雜交分析表明， hsp70正、反義。 dna己經整合到煙草的基因組中。在進行田間生物學性狀觀察時， 30株轉基因植株中有12株表現出完全不育， 9株高度不育， 3株部分不育和6株可育；不育植株在雄蕊、株高和果實重量等方面都存在明顯的差異。
  5. 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。
  6. The results indicated that opposite maize had widespread heterosis like alternative maize ; yield advantage of opposite f1 ( alternative alternative ) was better than that of f1 ( opposite opposite ) and f1 ( alternative opposite or reverse ) ; general combining ability of yield characters was decreased by opposite characters transfer maize, but alternative maize with opposite genes has high general combining ability, so that on the opposite maize breeding, alternative inbred lines with different opposite genes can be parents for breeding hybrid lines ( alternative alternative ) and hybrid varieties with more seeds and high yield can be obtained

    結果表明：對生玉米同互生玉米一樣具有普遍的雜種優勢，在產量性狀上f1對生株優勢互互組合大於對對組合和對互（互對）組合；對生性狀的轉育對產量性狀的一般配合力有降低效應，而含有對生基因的互生玉米具有較高的一般配合力效應，因此，在對生玉米育種中可以利用含有不同對生基因的互生自交系作親本來組配雜交組合（互互） ，從而獲得較高的制種產量和高產的對生雜交種。
  7. In order to select male nucleo - sterile new genotype, a tentative idea was put forward for the nucleo - male sterility to attach a tps ( thermo - photoperiod sensitivity ) and a selection strategy of combination of selection and identification, at the same time, the spring and summer sowing method were used to provide different environment conditions of appraising sterility and tps. the results indicated that ( 1 ) sterility could be appraised under the spring sowing environment and tps could be appraised under summer sowing environment. ( 2 ) under spring sowing environment, sterility could be selected, but not maintained. thereby, lines selected could only be selected as recorded selection method in the experiment. ( 3 ) and then, selection was carried out from spring sowing line selected into summer sowing in same line with tps to select plants. these plants through the intercrossing selection had been combined with sterility and tps. in this way, a new selection protocol for selection sterile line with tps was formed. it mainly involves the spring and summer sowing method, recorded selection method and the intercrossing selection method

    為了選育新類型玉米雄性核不育系，提出了為玉米核不育性添加溫光敏感性的設想和選擇與鑒定相結合的策略，同時應用分期播種的方法為作物提供不同的生長和發育的環境條件，以鑒定玉米雄穗的育性變化和對不同環境條件溫光的反應.研究結果表明，春播環境下可鑒定和選擇玉米的不育性，夏播環境下可鑒定和選擇其溫光敏感性.針對玉米核不育性難以找到保持系的特性，結合兩種播期選擇兩種性狀.但春播環境下選擇的不育性群體難以通過選擇單株來保持其不育性，為記錄性群體選擇.通過從春播入選的雜合不育性優良株系群體轉移到其對應的夏播溫光敏感性入選的同一優良群體中進行優良單株選擇，能逐漸使不育性和溫光敏感性相結合而選育出純合溫光敏不育系.這種新的選擇程序主要包括應用分期播種法、記錄性選擇法和春夏兩季交叉式選擇法，使含有不育基因的可育株系逐步累積不育基因並增加了溫光敏感性而育成玉米溫光敏不育系
  8. Stability in early generation was first discovered in rice hybrid breeding, because it can fix genotype in early generation of hybrid, this probably made it real to cultivate a new kind of hybrid seed which could be planted for several generations

    摘要早世代穩定現象首先在水稻雜交育種過程中發現，該現象可以早世代固定雜種基因型，這為培育可以多代利用的雜交種，奠定了一定的基礎。
  9. Vai. rubrwn. it should be possible to improve the valuable ornamental traits of l. chinense var. rubrum by selection and introspecific crosses

    通過選擇、種內雜交等手段改良紅橙木，培育觀賞價值更高的優良品種是可行的。
  10. It contained 187 amino acids deduced from the nucleotide sequence, and showed 65 % amino acid sequence identity with human aoeb166. the analysis of n - and c - terminal domains revealed amino acid sequences characteristic of features of mitochondrial and peroxisomal targetin

    原位雜交分析表明從受精卵到神經胚， aophihmgb基因廣泛表達，但隨著發育的進行，中胚層、內胚層和神經管的表達減弱，到1天幼蟲期，僅在表皮可檢測到表達。
  11. In the early 1970s, he succeeded in developing three strains of hybrid rice, namely male sterile, maintainer and restorer, and obtained the world s first high - yielding hybrid rice strain. he is the first scientist who successfully altered the self - pollinating characteristic of rice and made large - scale farming of hybrid rice possible. this earned him the title " father of hybrid rice "

    七十年代初，袁教授成功實現了雜交水稻的不育系、保持系及恢復系三系配套，首次育出雜交水稻；他又打破世界的自花授粉作物育種的禁區，並實現了大面積種植雜交水稻的可能，為他在國際上贏得雜交水稻之父的美譽。
  12. On selfing or crossing heterozygotes some double recessives may appear, giving viable offspring

    在自交或雜交產生的雜合子中雙隱性性狀可以表現出來並產生可育後代。
  13. Expression analysis the expression analysis of gharf in different tissues of cotton was carried out by rna dot blotting with ghakf probe labeled with dig. the result showed that the expression of arf gene was mainly in anthers of sterile and fertile, pollen of fertile, corolla rather than in leaves, radicel and ovule

    棉花ari ； 』基因的表達分析用地高辛將棉花arf基因標記為探針，與棉花洞a的不育株花藥、司有株花藥、可育花粉粒、葉片、花冠、胚根和胚珠的總rna進行斑點雜交。
  14. These restorer lines showed both stable and uniform agronomical characters and a good restoring ability, and their testcrossing f1 hybrids had a strong heterosis in grain yield, which indicates that the recurrent selection provides an effective way in breeding of three - line japonica restorer lines and makes it possible the commercial production of three - line japonica hybrid rice in north cold rice growing area in china

    這些恢復系性狀穩定，恢復度好，測交f1代產量優勢明顯，表明輪回選擇為粳稻恢復系選育提供了一條新的技術途徑，並使三系雜交稻在北方寒冷稻作區的大面積推廣成為可能。
  15. The results also indicated that the breeding method of hphr is an effective measure for the super high - yielding rice breeding

    選育重穗型雜交稻是水稻超高產育種的可行的技術途徑。
  16. Based on data generated, we classify 8 recipients into three categories in terms of possible environmental impact : ( 1 ) low risk of gene flow to common cultivars ; ( 2 ) intermediate risk to common wild rice with same aa genome ; ( 3 ) high risk to ms lines. 2. development of a specific database for toxin and anti - nutrient proteins bioinformatics is a very useful tool for risk assessment of gm foods

    從轉基因水稻的環境風險考慮，轉基因向常規稻的基因漂流頻率及最大距離都較小，相應地其風險也較低；向不育系的基因漂流頻率較高，最大漂流距離也較大，相應地其風險也較高，應重點考慮轉基因漂流對雜交稻制種純度的影響及其可能引起的環境風險後果；轉基因向普通野生稻的基因漂流頻率中等。
  17. Ovary, ovule, embryo culture and somatic hybridization could be used to overcome the incompatibility of distant hybridization and hybrid sterility, increase the genetic resources

    子房、胚珠和胚培養以及體細胞雜交可用於克服遠緣雜交的不親和性和雜種的不育性，有利於拓寬種質資源。
  18. Species a taxonomic unit comprising one or more populations, all the members of which are able to breed amongst themselves and produce fertile offspring

    物種：是一個分類學單位，指所有個體間可相互雜交並能產生可育後代的一個或更多群體。
  19. The cross made, the hybridizer then waits as the newly fertilized ovules develop into viable seeds. or not. the majority of attempted crosses fail

    做好交配后，育種者於是開始等待新受精的子房發育，產生可育的種子，或是一無所獲。大多數情況下雜交的嘗試會失敗。
  20. After hybridization between wild rice with high disease resistance and high heritability and cultivated rice with high yield and other good agronomic characters according to the breeding aim, new quality germplasm could be promptly obtained by anther culture and then strictly selection

    按育種目標選擇抗病力強，傳遞力高的野生稻與豐產、農藝性狀優良的栽培稻雜交，通過花藥培養並對後代實施嚴格選擇，可迅速獲得新的優質源。
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