intraspecific造句

• There are as well as density-dependent biological factors such as disease, predation, and intraspecific competition .
  还有密度制约的生物因素，诸如病害、捕食和种内竞争等。
• The two authors concluded that these intraspecific differences can be greater than those among the calciphytes and oxylophytes .
  这二位作者得出结论说，这些种内的差别能比喜钙植物和喜酸植物之间的差别大。
• Study on intraspecific hybrid of tenebrio molitor l
  黄粉虫种内杂交初步研究
• The intraspecific difference of the triose phosphate isomerase gene from giardia lamblia
  蓝氏贾第鞭毛虫磷酸丙糖异构酶基因种内差异研究
• On intraspecific polymorphism in pollen morphology of caragana microphylla lam . and its two affinities
  小叶锦鸡儿及其两个近缘种花粉形态种内多态性研究
• Through comparison and alignment on the sequences , 47 haplotypes are chosen and involved in analysis . 4 . the purposes of this research are phylogeny of intrafamily ( including intraspecific , interspecific , intergeneritic and intersubfamily )
  经排序和对比分析，能够用于分子系统学分析的单倍型序列有47条，这些单倍型全部参加了分析。
• Laoyingdi population , baoshan population , yimen population , yupingshan population and shuangbai population . in addition , hierarchical relationships of populations were studied . put together , there are obvious intraspecific differentiations in lilium sulphureum baker apud hook
  综合上还研究认为，淡黄花百合存在明显的种内分化，不同的选择压力和兼性无融合生殖与该种植物的遗传多样性、适应和进化有密切关系。
• We synthetically discussed intraspecific differentiation and evolution , from four biotic levels of population , individual , cell and gene . intraspecific differentiations in morphology were investigated firstly . the results indicated that there are varied polymorphsim within populations , and obvious polytypism among populations
  本文在形态分类的基础上，根据居群生物学的原理和方法，对淡黄花百合的形态学、细胞学、分子生物学进行了研究，从居群、个体、细胞和基因四个层次综合探讨了该种植物的种内分化与进化。
• As analyzed , ( 1 ) the rapd technique is highly sensitive to investigating genetic diversity in t . lepturus and e . muticus . t . lepturus exhibits lower polymorphism and genetic diversity than e . muticus ; ( 2 ) according to the analysis of the partial mitochondrial 16s rrna gene sequences , a very low intraspecific variation and considerably high divergence among species were found , which reveals a dual nature of conservatism and variability in mitochondrial 16s rrna gene ; ( 3 ) five primers generate the species - speeific rapd sites and these sites can be served as the molecular markers for species identification and ( 4 ) it can be proved at dna variation level that t . lepturus and e . muticus are of two species respectively pertainiag to different genera , which supported the nelson taxonomic conclusion
  分析结果表明: ( 1 ) rapd技术研究黄海带鱼和小带鱼的遗传多样性具有较高的灵敏度和检出率，带鱼的多态比例和遗传多态度均较小带鱼的低; ( 2 )线粒体165出凶a基因序列在分析两物种遗传变异时表现出保守和变异的双重特性，种内变异极小而种间较大: ( 3 ) 5个随机引物扩增出种特异的ra卫d带，可作为种间分子鉴定标记; ( 4 )研究证实带鱼和小带鱼是不同属的两个种，从而在分子水平上支持了nelson分类系统的观点。
• The seeding accounted for 91 . 48 % of total number , and the mature tree of h : 5 ~ 7m class for 227 % whose density was just next to the seeding class . the results of intraspecific and interspecific competion formed the different individual height of taxus chinensis var . mairei population . the fractal dimension of taxus chinensis vsr . mairei were calculated on three indices : crown breath , base area , volume
  分析南方红豆杉种群高度结构变化的原因认为，种间和种内对资源的竞争是引起其种群结梅粼七的主要原因，随着高度增长，物种间不唯琳内对生存空间的竞争加剧，形成南方红豆杉种群世代不同大， j 、个体的高度结构。
• The results of sequence analysis showed that intraspecific divergence is < 1 % between the adult and the larva and interspecific divergence is 14 - 24 % in lepidostomatidae , and that intraspecific divergence is < 1 % between the adult and the larva of apsilochorema unculatum , and interspecific divergence is 13 % between the larva of apsilochorema unculatum and the adult of a . hwangi , which identified the association of larval and adult stages of 4 species from lepidostomatidae and larval and adult stages of a . unculatum
  在coix区的591个比对位点中，有516个保守位点， 75个变异位点，其中46个转换位点， 29个颠换位点;发生在密码子第三、第一和第二位点的变异分别为71 % 、 25 %和6 % ;种内序列歧异度为o一0 . 5 % ，而种间为16 %一19 % 。
• Base on the data collected from the field investigations , we analyzed the static life table , age structure , spatial distribution patterns of the populations of e . chloranthoides . we further studied the intraspecific competitions within the species and the interspecific competitions between the species and other concomitant species in the communities . with the helps of the logistic equation , leslie ' s matrix and the average moving law method we simulated and estimated the population dynamics of this endangered plant species
  本研究以缙云卫矛为研究对象，通过对三个种群的野外调查，研究和分析了缙云卫矛的种群年龄结构、种群空间分布格局及种内和种间的竞争关系，并利用logistic方程、 leslie矩阵及移动平均法模拟和预测了三个种群的数量和结构动态，在此基础上分析了造成缙云卫矛濒危的原因，提出了相应的保护措施，旨在为缙云卫矛的保护提供理论依据。
• Eight varieties of vitis amurensis rupr . ( v . t . r ) of intraspecific hybridization and interspecific hybridization were introduced into from 2001 ~ 2006 , the results showed some which suited the temperature and soil condition to be the main varieties were selected from those varieties with cold - resistance and high yielding . " zuo youhong " was for dry - red wine , " hasang " was for fruit juice and " shuang you " and " shuang hong " were for adjusting color and acid
  摘要2001 ~ 2006年，引种8个山葡萄种内和种间杂交品种，筛选出适宜当地气候和土壤条件、抗寒、产量高、可酿造干红葡萄酒“左优红” 、加工果汁饮料的“哈桑” 、用于调色和调酸的“双优”和“双红”为当地主栽和推广品种。
• The results are basically comparable with those obtained from studies on morphology , cytology , biochemistry and phytochemistry . a significant intraspecific differentiation among the populations of a . hookeri was confirmed by the use of rapd analysis . differentiation level of not withering in the winter populations is higher than that of withering in the winter ones
  Rapd研究结果与细胞学研究、植物化学研究和生物化学的研究结果基本一致，表明宽叶韭内的确存在着明显的种内分化现象，而多倍化可能为宽叶韭进化的趋势。
• In this paper , observation was conducted on pollen germination and growth behavior in distant hybridization between cerasus fruticosa and c . avium and hybridization between varieties in c . fruticosa through fluorescent light system of microscope . the results showed that pollens could normally germinate and pollen tubes could reach ovary through style to completed fertilization in intraspecific hybridization in c . fruticosa . the average fruit - set rate was 27 %
  通过对草原樱桃与欧洲甜樱桃种间远缘杂交及草原樱桃品种间杂交后花粉管行为的荧光观察发现，草原樱桃品种间杂交授粉后花粉在柱头上能正常萌发生长，花粉管沿花柱到达胚珠完成受精过程，平均座果率为27 。