穗重型 的英文怎麼說

中文拼音 [suìzhòngxíng]
穗重型 英文
panicle weight type
  • 穗 : 名詞1 （谷類花實結聚成的長條） the ear of grain; spike 2 （下垂的裝飾品） tassel; fringe3 （廣州...
  • 重 : 重Ⅰ名詞（重量; 分量） weight Ⅱ動詞（重視） lay [place put] stress on; place value upon; attach im...
  • 重型 : heavy （duty）; heavy type重型車輛 heavy vehicle; 重型航空母艦 heavy aircraft; battle aircraft; ...
  1. The characteristics of vascular bundle in the first internode and grain - filling of heavy panicle hybrid rice ( hphr ) were studied

    摘要對重穗型雜交稻穗頸節間維管束特徵及其籽粒充實進行了研究。
  2. The hphr has more vascular bundles and a much bigger area of single vascular bundle, total vascular bundle, total phloem and total xylem in the first internode than shanyou 63

    結果表明，重穗型組合的大維管束數目、單個維管束面積及維管束總面積、韌皮部總面積均明顯高於汕優63 。
  3. The vascular bundle has a similar spikelet number load and sink load in the hphr and shanyou 63

    重穗型組合的維管束穎花負荷量、總庫容負荷量均與汕優63相當。
  4. The order of the seed yield components to its yield is weight per seed > seed numbers per spikelet > florets per spikelet > spikelets per shoot > shoots

    6個模型中， 5個種子產量因子每提高1個單位對其種子產量的提高大小排序為單粒種子重每小穗種子粒數每小穗小花數每生殖枝小穗數生殖枝數。
  5. For increasing yield per plant, relation of effective ear numbers and ear length should be coordinated ; the direct and indirect effect or relative importance of various characters to grain yield should be made clear for providing scientific evidences to choose and compose parents of two - row hulled malting barley

    為了提高單株產量應注意協調好有效穗數與穗長這一對主要矛盾；明確各性狀對籽粒產量所起的直接和間接作用及其相對重要性，確定主攻方向，配製各種優勢組合，為大麥親本選配提供科學依據，從而達到二棱型啤酒大麥預期的育種目標。
  6. The most significant variance lay in the 1000 - seed - weight, followed by flag leaf length and inflorescence shape and then by distance between flag leaf and inflorescence with least in inflorescence length, plant form, leaf width and seed length

    其中，種子千粒重變異最大；旗葉長度、花序形狀次之；穗葉距、花藥寬度、旗葉寬度等性狀變異中等；而花序長度、株型、葉寬、種子長度變異最小。
  7. The genetic correlations of six agronomic characters in some indica - japonica crosses were analyzed using mixed - linear model method. the results indicated that there existed correlations to a certain degree among the measured traits. the phenotypic correlations of plant height with filled grain or seed setting were significant. panicle length with total grains or filled grain, total grains with filled grain or seed setting, and filled grain with seed setting were the same. for panicle length with plant height or seed setting, total grains with filled, and for filled grain with seed setting, genetic correlations were also significant. further analysis, the result showed that genetic correlations between the measured traits were mainly due to domimant effects. in addition, additive correlations were significant for grain weight with panicle length or total grains or filled grain, and for total grains with filled grain

    用混合線性模型方法對秈粳亞種間雜交組合農藝性狀的相關性進行了遺傳研究，結果表明：被測性狀之間大都存在一定程度的相關.其中，株高與實粒數、結實率，穗長與總粒數、實粒數，總粒數與實粒數和結實率，以及實粒數與結實率之間具有顯著的表型相關，總粒數與實粒數，實粒數與結實率，以及穗長與株高和結實率之間具有顯著的遺傳相關.進一步的分析表明，性狀之間的遺傳相關大多歸因於顯性效應，而粒重與穗長、總粒數和實粒數之間，以及總粒數與實粒數之間還具有極顯著的加性相關
  8. Grain yield was standy black soil > aquent > cinnamon > brown soil > fluvo - aquic soil, and the cv of grain yield and spikes were large, grain number and 1000 - grain weight were standy

    產量表現為砂姜黑土潮土褐土棕壤河潮土，在不同土壤類型間產量和穗數變異較大，粒數和千粒重相對穩定。
  9. The results indicated that as the intensity of sward cleavage increased, elymus nutans and other plants that had high requirements in soil aeration and resource space presented an increased competitive edge and the species that had low requirements in soil aeration and resource space presented an opposite picture ; low - intensity sward cleavage could help increase species diversity to a certain extent, but the diversity index appeared to decline as a whole as the cleavage intensity increased ; the effects of sward cleavage on functional groups of the vegetations showed in such manner as e. nutans - represented grasses increased in their composition with the intensity of sward cleavage raised, and sedges and forbs decreased in their compositions with the intensity of sward cleavage raised ; sward cleavage showed a significant improving effect on primary productivity of the meadows and was capable of increasing the proportion of quality - grass biomass to the total plant biomass ; sward cleavage could be independently employed as an effective measure to rehabilitate and improve alpine - meadow grasslands and thus played a basic and key role in the technical combination aiming at establishing hay fields characterized by e. nutans

    結果表明：垂穗披堿草等對土壤通透性和資源空間要求較高的物種，競爭力隨劃破強度的增加而上升，而對土壤通透性和資源空間要求相對較低的物種則相反；輕度劃破干擾對提高物種豐富度具有一定的促進作用，但多樣性指數則總體上表現為隨劃破強度的增加而呈下降的趨勢；劃破干擾對植被功能群的影響表現為以垂穗披堿草為代表的禾草類組分隨干擾強度的增加而顯著上升，莎草類和雜類草組分隨干擾強度的增加而顯著下降；劃破干擾對草地初級生產力的提升具有顯著的促進作用，且可顯著增加植物總量中優質牧草的比重；劃破干擾可獨立作為高寒草甸類草地恢復與改良的有效措施，在定向培育垂穗披堿草型割草場的技術組合中具有核心和基礎性的地位。
  10. The study on the characteristics of development and seed setting of different spikelet and floret positions was important for the realization of big - spike - cultural - goal with more spikelets and grains. with both the winter type ( wv ) and spring type ( sv ) varieties sown at different dates, it was found that the greater seed setting capacity of spikelets resulted in more grain number of spike. the trend of differences in grain weight per spikelet between the different sowing dates and varieties was similar to that of grain number. the correlation between the average grain weight of middle spikelets and lower spikelets and the grain weight per spike was highly significant. the environmental changes resulted from different sowing dates mainly effected the middle spikelets development, even though the differences between wv and sv were represented in every spikelet positions. the grain weight on the second floret position was most sensitive to the development status of wheat plant and environmental changes, and could represent the yielid potential of the whole spikelet. the results showed that the enhancement of seed setting of the middle spikelets ( from 5th to 15th ) and the grain development from the first to third floret positions was a key to realize big - spike and grain

    確定小麥不同小穗位和小花位發育與結實特性是實現大穗多粒的重要前提.本文通過對冬、春性小麥品種分期播種試驗得出，較高的小穗結實力是增加穗粒數的重要因素.不同播期、品種之間，小穗粒重和粒數呈現相同的變化趨勢.中部以及基部小穗粒重與穗粒重之間呈高度正相關.體現環境差異的播期效應以對中部小穗發育的影響為主，而冬、春性品種的基因型差異可反映在各個小穗位上.第2小花位的子粒發育狀況反映整個小穗的生產能力.結果表明，促進中部優勢小穗（第5 15小穗）結實和第1 3小花位子粒發育是提高小花結實率和穗粒重的關鍵
  11. The hphr not only has a larger sink but also possesses normal grain - filling, sink - filling, high seed - setting percentage and heavier panicles

    重穗型組合雜交稻不僅庫容大，而且籽粒充實率、充實程度良好，結實率正常。
  12. The applying quantity of n, p and k fertilizations influence on economic characteristics of hybrid rape no

    重穗型超高產雜交稻岡優527的選育與應用
  13. Study on different row rations of parents in relationship with yield in seed prouduction of heavy panicle hybrid rice

    重穗型雜交水稻制種親本不同行比與產量的關系研究
  14. 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。
  15. Effects of high temperature stress on activated oxygen metabolism of the leaves of the heavy panicle type of medium india hybrid rice

    高溫脅迫對重穗型水稻品種葉片活性氧代謝的影響
  16. The results showed that the practice of sscmts in hybrid rice could not only increase grain yield but also save seeds and labors

    結果表明，使用該技術不僅能獲高產，而且能節省種子、勞力等生產成本，是多熟制地區特別是遲栽田及發揮重穗型品種增產潛力的一條重要的高產途徑。
  17. The results indicated that liangyoupeijiu showed better plant and leaf type, higher ratio of grains to leaf area and larger photosynthesis area, stronger ability of population dry matter accumulation during the period of vegetative growth especially from heading to being mature, longer leaf duration and grains - filling after heading than that of its parents and controls s ; more grains per panicle, lager all sink per plant and 1000 - grain weight

    結果表明：兩優培九株葉型好，粒葉比和光合面積大，營養生長期群體干物質積累能力強，始穗后葉片功能期長、籽粒灌漿持續時間較長，抽穗期至成熟期的干物質增量明顯強于其親本和對照組合；穗頸節間維管組織比親本及對照發達；兩優培九單株總庫容量大，每穗實粒數多，千粒重較大。
  18. The research was carried out on the relationships between physiological characteristics and spike kernel weight of different types by using new big kernel wheat strain lankao 86 ( 79 ) ( source - limiting type ) 、 yumai 18 ( sink - limiting type ) and new big spike wheat strain huang 8124 ( source - sink - interacting type ) as test materials

    以大粒小麥新品系蘭考86 （ 79 ） （源限型） 、豫麥18號（庫限型）和大穗小麥新品系黃8124 （源庫互作型）為材料，對其生理特點及其與穗粒重的關系進行了研究。
  19. The results showed that : ( 1 ) a very significant increase in grain weight per plant ( gwpp ) of super high - yielding combinations mainly results from more panicles per plant ( ppp ). ( 2 ) the order of contribution to gwpp was panicles per plant, filled grains per panicle ( fgpp ), 1000 - grain weight ( kgw ), spikelets per panicle ( spp ), plumping degree ( pd ) filled grain rate ( fgr ). ( 3 ) gwpp has positive correlation with ppp and fgpp at 0. 01 significant level, with fgr at 0. 05 significant level. ( 4 ) on the background of big panicle hybrid rice gwpp has positive partial correlation with ppp, kgw and pd at 0. 01 significant level, which means any increase in these yield components can increase yield

    結果表明： （ 1 ）不同產量水平大穗型組合產量的差異主要受單株穗數差異的影響； （ 2 ）產量構成因素對產量的作用大小依次為：單株穗數每穗實粒數千粒重每穗總粒數充實度結實率； （ 3 ）單株穗數和每穗實粒數與產量正相關達極顯著水平，結實率與產量正相關達顯著水平： （ 4 ）單株穗數、千粒重和充實度與產量的偏相關為正，且達到極顯著水平，說明在大穗的基礎上，單株穗數的增加、千粒重和充實度的提高可以使產量顯著增加。
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