株冠 的英文怎麼說

It has large smooth flower. the dia of anadem is 25cm, the total lenth is 45cm, and every single flower is weighing 600 - 800g, titled as " large flower king ". when it is booming, it producs sweet fragrance and called as " lucky fruit "

2 、火龍果是奇特花卉、高級觀賞品、三角柱狀植株，有光潔的巨大花朵，花冠直徑25厘米，全長45厘米，單花重達600 - 800克被稱為「大花王」 。

The results showed that plant height, crown breadth, leaf number, leaf breadth and sporophyll number of dryopteris crassirhizoma populations were influenced by forest crown density and light condition

結果表明：林分郁閉度和光照條件顯著影響粗莖鱗毛蕨種群的株高、冠幅、葉片數量、葉片寬度、孢子葉數等形態指標。

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。

The results of biological tests have demonstrated that allantoic fluid of the first passage virus did n ' t produce macroscopic pathogenic role to chicken embryos and after passaged for four times, gross lesions were observed in chicken embryo. the virus showed typical coronavirus under electron - microscope and it could n ' t form plaque in cef cells and could hemagglutinates chicken red blood cells after treatment with 1 % trypsin. to surprise, the virus replicated in cef cells also showed hemagglutination activity to chicken red blood cells. in addition, the spf chickens which inoculated with the virus isolated from the chicken damaged tissue showed clinical sign and grow lesion, but it ' s gross lesion did n ' t resemble to those of field outbreaks

生物學特性：雞胚尿囊液經離心、磷鎢酸負染后，電鏡觀察該病毒為典型的冠狀病毒；該毒株的第一代尿囊液對雞胚無肉眼可見的致病作用，當繼代到第5代后，胚體嚴重病變；病毒在雞胚中隨著接種時間的延長，其效價增高， 96h可達到48h的2倍；該毒株可在cef上生長，但不能形成明顯的蝕斑；經1胰酶處理后可凝集雞紅細胞；雞胚的第四代尿囊液病毒回歸動物體，病死雞腎臟呈典型的花斑腎，腺胃則未見肉眼可見的病變。

One factor within the crown of monoecious species is the proximity of male and female flowers.

雌雄同株樹種的樹冠內的一個因素，就是雄花和雌花很接近。

The results of variance analysis showed the variant extent of above 5 morphologic characters was plant height > crown breadth > sporophyll number > leaf number > leaf breadth in turn

方差分析結果表明： 5個形態指標在種群間的差異程度依次為株高冠幅孢子葉數葉數葉寬。

The species, heights, diameter breast heights, canopy widths and plant numbers in 38 quadrats of 6 belt transects, which were located in yingsu cross - section and kaerdayi cross - section lying in the lower reaches of tarim river where populus euphratica concentrated, were investigated to study the distribution patterns, aggregation intensities and distribution pattern scales of p. euphratica populations at different distances away from the river

摘要在塔里木河下游胡楊分佈集中的英蘇、喀爾達依斷面，設置了6條樣帶38塊樣地進行植被種類、高度、胸徑、冠幅、株數等因子調查，研究了不同離河距離胡楊格局分佈類型、聚集強度及其格局規模。

In order to explicit the pathogenicity differentiation of venturia inaequalis in fields, three apple cultivars were individually inoculated with 57 representative single spore isolates of venturia inaequalis collected respectively from different apple producing areas in china, england and india

摘要為了明確田間蘋果黑星病菌致病力的分化情況，選取中國、英國、印度3個國家不同蘋果產區的57株有代表性的蘋果黑星病菌株，分別接種嘎啦、富士、秦冠3個寄主品種進行致病力測定。

Through investigating their index of growth and soil water content from april to october, observing their species composition in july and above - ground biomass in september, measuring seasonal changes of plant moisture stress, net photosynthesis rate, transpiration rate of s. viciifolia and hance, after analyzing all kind of data, the following conclusions can be drawn : 1

主要結論如下： 1 、狼牙刺的株高在1 . 50m左右、冠幅約2 . 0 2 . 0m 、平均分枝數約為4 . 45 。不同立地條件下，狼牙刺覆蓋度均在50以上，加上林下草灌層在生長旺期總蓋度均能達到70以上。

Meanwhile, root to shoot ratio of the ramet grown in low light intensity and high nutrient availability significantly increased while that of the ramet grown in high light intensity and low nutrient availability greatly decreased

同時，低光高養下分株的根冠比相對增加，而高光低養下分株的根冠比相對下降。

And the plasticity of height, crown amplitude, leaves morphology, leaf number, allocation of biomass ( including : lmr, rmr and shoot / root ratio ) and lar were low to soil water for all three species. 5

而株高、冠幅、葉片形態、葉片數目、生物量在器官間的分配（包括： lmr 、 rmr和根冠比）和lar對土壤水分的可塑性均較小。

From trial of different density and collocate, it can be known that planting with narrow line and proper density can improve light penetration of soy bean colony and space distribution and has a better canopy structure, enhance colony solar utilize rate, thereby, increases soy bean colony productive ability and gains a higher yield

摘要通過不同密度和寬、窄行距配置試驗可知，大豆在保持合理群體密度下，實行窄行密植，可改善大豆植株群體的透光性和葉面積的空間分佈，具有較好的冠層結構，提高了群體光能利用率，從而提高大豆的群體生產能力，獲得較高的產量。

As the tree enters the mature phase and reaches its full size the vigour of growth decreases.

隨著植株進入成齡期，樹冠形式已經完成，生長勢力隨之減弱。

Results indicated that rdi may reduce dry matter accumulation to a extent, relevant to seriousness, lasting time of rdi and crop growing stage when rdi treat was carried out. ratio of root / shoot, ttc contain in root increased, while number and total length of root per seedling decreased

試驗結果表明：調虧灌溉減少根系干物質累積，根冠比、平均根長和根系活力（ ttc還原量）提高；單株根系條數下降：根系活力在復水后仍保持較高水平。

The results indicated that the plant growth regulator could increase plant height, main root length, lateral root number, root / shoot ratio, chlorophyll content, proline content and the activity of peroxydase ( pod ), and improve the ability of drought - resistance of soybean seedlings

結果表明，植物生長調節劑可促進大豆幼苗莖葉生長和主根伸長，增加側根數，加大根冠比，提高葉綠素含量、脯氨酸含量和過氧化物酶（ pod ）活性，從而增強了植株的抗旱能力。

After the period of treatments were prolonged for three days, the contain of sugar reduced again. the growth of roots and plants were retarded severely and the ratios of root cap were increased manifestly. the ratios of root - shoot was stability and the growth almost stopped at the later period of peg ( 6000 ) treatment

牛心樸子根系發達，根冠比大，在土壤水分變化時，植株地上部比較敏感，隨土壤水分脅迫程度的加強和脅迫時間的延長，植株生長顯著變緩，直至停止生長，而根冠比值則有所加大。

Exposure to uv - b radiation reduced the height, leaf area of plants, and the weight of roots, stems and leaves. as a result, total biomass and accumulation of dry matter were decreased. exposure to uv - b radiation significantly increased the stomatal diffuse resistance and decreased the transpiration rate ; however it hardly affected the water content of seedlings

含量、而增加zr的含量;導致氣孔阻力增加，蒸騰速率下降:對括樓植株水分含量無影響;使植株生長受抑，表現為矮化，植株各器官及總生物量增加均受到影響，干物質積累量也相應下降; uv . b輻射對括樓根冠比無影響。

The results were as follows. the height of plant, number, color and size of leaf, way of flower growth, flower no. / stalk, shape, length, size and color of petal and deputy coronal, way of stamen growth and size of stamen among different materials were different

結果表明，水仙屬植物的株高、葉片數、葉色及大小、花的著生方式、每梗的著花數、花瓣和副冠的形狀、長短、大小以及色澤、雄蕊的著生方式和大小等均因材料而異。

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。

Light intensity, nutrient availability and salinity all have significant effects on clonal growth and clonal morphology of h. ruthenica. deep shade, low nutrient availability and high salinity markedly reduced its growth. moreover, the degree and pattern of plasticity in biomass, leaf area, number of ramets, stolon length, petiole length and root to shoot ratio in response to salinity demonstrated genotypic variation

深度遮光、低養和高鹽均顯著削弱金戴戴的生長，其生物量、葉面積、分株數、匍匐莖長及葉柄長和根冠比對基質鹽分的可塑性大小和格局顯示出基株間的差異。