英语释义

• European perennial grass widely cultivated for pasture and hay and as a lawn grass

片语

Perennial turf-type ryegrass草坪型多年生黑麦草

turf type perennial ryegrass草坪型多年生黑麦草

Perennial ryegrass sub-1 generation多年生黑麦草子1代

perennial ryegrass Lolium perenne多年生黑麦草

英汉例句

• some physiological and biochemical characters of endophyte infected (ei) and endophyte free (ef) plants were observed to study the adaptive response of perennial ryegrass to cyclic drought stress.

  对周期性干旱胁迫下内生真菌感染（ei）和非感染（ef）的黑麦草植株的几项生理指标进行了比较。

• the each leaf area of perennial ryegrass are more obviously influenced by the seasonal change.

  黑麦草的单叶面积受季节影响较大。

• as a turf type seed base for perennial ryegrass production, the irrigation area of ningxia plain was available, because of its rich sunshine and lower rainfall during seed formation.

  而且，由于种子成熟期日照充足，降雨量低，故宁夏引黄灌区作为我国草坪型多年生黑麦草种子生产基地是完全可行的。

• although the yields of perennial ryegrass ( lolium perenne) cultivars were high, they could not survive the summer in southern jiangsu.

  多年生黑麦草虽然产量也较高，但在苏南不能安全越夏。

• in this experiment, the seed of perennial ryegrass is the sub-1 generation. for the seeds, characteristics, including germination rate, tiller number and plant height were determined.

  本试验多年生黑麦草为空间搭载后收获的子1代的种子，未搭载的多年生黑麦草收获的种子作为对照。

• the somaclonal variation of regeneration plant derived from mature embryo of perennial ryegrass (lolium perenne l. were analyzed with rapd makers.

  以多年生黑麦草成熟胚诱导获得的再生植株为材料，利用rapd标记方法对其体细胞变异进行了研究。

• a mixed artificial grassland of perennial ryegrass and white clover in the degradation succession process was analyzed on the basis of aboveground biomass, density, coverage and species diversity.

  研究了退化多年生黑麦草与白三叶混播人工草地的地上生物量、密度、盖度及物种多样性变化规律，探讨了退化演替的物种替代机制及恢复演替模式。

• on laboratory, five bacillus have been developed into vaccine liquid products. soaked with vaccine liquid , the seeds of perennial ryegrass have been planted in sterilized soil.

  在实验室条件下，对具有开发潜力的五种芽孢桿菌进行液体培养制作微生物菌剂，并将多年生黑麦草种子经浸种后播种在灭菌处理的土壤中。

• the effects of fertilization and sowing rate on the seed productivity of turf type perennial ryegrass (lolium perenne) were studied using the split plot experiment design.

  采用裂区试验设计，研究了施肥量和播种量及其组合对草坪型多年生黑麦草种子生产性能的影响。

• a method agrobacterium tumefaciens transformation for perennial ryegrass was developed using the calli derived from mature embryos, and the transgenic plants were successfully obtained.

  研究首先对多年生黑麦草的转化条件进行了优化，建立起根癌农桿菌介导的遗传转化方法。

• four kinds of soil amendments can improve perennial ryegrass growth in certain degree.

  四种土壤改良剂各用量都能不同程度的促进多年生黑麦草的生长。

• ammonia volatilization was estimated in the field from perennial ryegrass turf after application of five kinds of n fertilizer.

  在多年生黑麦草草坪施用速效与缓效氮肥后，对氨的挥发损失进行田间定位测定。

• there was no significant relationship between the height and the tiller number of white clover and perennial ryegrass with the catalase activity and urease activity.

  整个生育期，过氧化氢酶活性的提高促进了氮、磷、钾的转化，使其被白三叶与黑麦草有效利用；

• the elementary conclusion is: poa pratensis l is better than festuca arundinacea schreb in the cold tolerance. the perennial ryegrass is weak for resisting the cold damage.

  结合田间实验，对所测试品种的抗寒能力做出初步结论是：总体上早熟禾的抗寒性要强于高羊茅，多年生黑麦草品种抗寒性最弱。