高羊茅
- 网络Festuca arundinacea;festuca elata;festuca elata keng;Festuca arundinacea Schreb
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白三叶和高羊茅对青菜幼苗生长的化感抑制效应
Allelopathic effects of Trifolium repens and Festuca arundinacea on seedling growth of Brassica chinensis
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高羊茅:1.51、1.20、1.15;
1.51 , 1.20 , and 1 . 15 times higher for Festuca arundinacea ;
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高温条件下高羊茅草坪草对不同施N水平生长及生理反应
Nitrogen Rate on Growth and Physiological Response of Tall Fescue Turf Grass under High Temperature
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高羊茅和草地早熟禾4种保护酶最适pH的比较
Optimal pH for four antioxidant enzymes in the seedlings of tall fescue and Kentucky bluegrass
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NaCl对草坪型高羊茅和多年生黑麦草发芽的影响
Effects of NaCl on Germination of Lawn Tall Fescue and Lolium Perenne
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NaCl对高羊茅萌发的胁迫效应研究
Stress effects of NaCl on germination of tall fescue
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NaCl胁迫下高羊茅生长及K~+、Na~+吸收与运输的动态变化
Dynamic effect of NaCl on absorption and transportation of K ~ + and Na ~ + in Festuca arundinacea
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轻微老化可刺激高羊茅种子中超氧化物歧化酶(SOD)同工酶出现新的酶带,防止膜系统受到破坏。
New pattems of SOD isoenzyme , which formed by stimulation of lightly accelerated ageing , could prevent the damage of membrane system .
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高羊茅组织培养再生体系及GUS基因瞬间表达研究
Studies on Tissue Culture and Regeneration System of Festuca arundinacea and Transient Expression of GUS Gene
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50μg/g赤霉素处理高羊茅的干草产量及粗蛋白产量均最高,分别为对照的2.01、1.84倍。
The highest yield ( DM ) and CP content which were 2.0 and 1.84 times of control respectively appeared at the GA 3 concentration of 50 μ g / g.
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高羊茅草坪冠气温差值全天与RH和VPD显著相关。
Tall fescue turf canopy-air temperature difference significant in with RH and VPD correlation .
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2种硅酸盐细菌对PEG模拟水分胁迫下高羊茅种子萌发的影响
Effect of Polyethylene Glycol ( PEG-6000 ) - simulated Drought Stress on Seeds Germination of Festuca arundinacea by Soaking Seeds with Silicate bacteria Solutions
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方法以高羊茅(Fes-tuca.arundinacea)成熟种子为外植体,以MS为基本培养基,进行高羊茅胚性愈伤组织诱导、继代、分化及生根培养。
Methods Use mature seeds of fescue arundinacea and MS medium were respectively as explants and basical medium to perfume embryonic callus induction , subculture , differentiation and rooting medium .
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并用不同种类培养基及不同浓度2,4-D、BA对高羊茅种子进行愈伤诱导,结果表明以9mg/L2,4-D浓度的MS培养基的愈伤诱问导率最高,达66.7%左右;
The induction of callus in tall fescue was studied on different media and different combination of 2,4-D , BA .
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在高羊茅Safari品种种子成熟过程中,随成熟度的增加种子水分含量呈逐渐下降的趋势,而干物质重量不断增加直至完全成熟为止。
The seed moisture content decreased and the seed dry matter increased during the maturation of tall fescue seed .
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N的添加量在0-0.5g/kg区间内可能存在一个合适的浓度,促进高羊茅对重金属的吸收,而N的添加量大于0.5g/kg时,明显抑制了高羊茅对重金属的吸收。
There may be a suitable concentration at the interval of 0-0.5g/kg N application that can promote heavy metals uptake by tall fescue . Nitrogen application of more than 0.5g/kg could significantly inhibit heavy metals uptake .
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出现表观永久萎蔫症状T1早于T2和T3,高羊茅早于钝叶草;
Emergence of apparent permanent wilting symptom in Tl were earlier than that in T2 and T3 , and that in tall fescue were earlier than that in Auguestinegrass ;
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研究结果表明:高羊茅草坪在修剪高度为5cm时最优,施肥时期以春季、秋季、霜前3次施用效果最佳。
And the conclusion was that the optimum trimming height was 5 cm and the optimum fertilization season was in spring , autumn and pre-frost .
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EDTA-Fe对高羊茅草坪的效果
Effects of EDTA-Fe on the performance of Festuca arundinacea
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经过3a的引种试验,结果表明,草地早熟禾、多年生黑麦草和高羊茅等大多数品种均能良好适应北京地区的土壤和气候。
Through 3 years experiment , the results showed that most varieties of Kentucky bluegrass , perennial ryegrass and tall fescue can adapt well to the soil and climate in Beijing .
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用60Coγ射线辐射处理高羊茅的3个品种千年盛世、知音和猎狗5号的干种子,观测辐射对种子发芽的影响,测定种子萌发过程中的SOD、POD和PPO酶的活性。
The seeds of three cultivars of tall fescue were treated by () ~ ( 60 ) Co γ - rays , seeds germination , the activity of SOD , POD and PPO during seeds germination were analyzed .
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8建立了多年生黑麦草和高羊茅的遗传转化体系,通过这套体系获得了46株多年生黑麦草和7株高羊茅的再生植株,其中6株多年生黑麦草和1株高羊茅为PCR阳性。
An Agrobacterium fa / we / ac / ens-mediated genetic transformation system for Festuca arundinacea and Lolium perenne was established . 46 Lolium perenne and 7 Festuca arundinacea plants were regenerated under selection . PCR analysis showed that 6 Lolium perenne and 1 Festuca arundinacea PCR-positive plants were obtained .
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高羊茅(F.elataKeng)收获时,土壤中有效Zn和有效Cu含量与鸡冠花收获时无明显差异,有效Mn含量明显下降,有效N含量略有增加。
The content of available Zn and Cu in soil after the second stubble corps ( F. elata Keng ) were harvested had no increase in contrast with that of the first stubble corps were harvested , but available Mn decreased distinctly and available Pb increased slightly .
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在抗氧化物酶系统中,参与抵御践踏胁迫的最关键的酶可能是POD,POD活性与高羊茅分蘖呈极显著负相关,随践踏胁迫强度加大后,POD活性继续增加将抑制分蘖的发生。
In the antioxidant enzyme system , POD may play a key role in participate in resisting traffic stress . POD activity and Tall festuca tillering showed significant negative correlation . With the further increase of traffic intensity , the increase of POD activity made the tillering restrained .
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研究了高羊茅(festucaarundinacea)愈伤组织诱导培养基和分化培养基组分的最适配比,建立了高羊茅高频再生体系。
The high frequency regeneration system of tall fescue ( Festuca arundinacea ) has been established . Systemic researches had been carried for optimizing the components of tall fescue callus inducing medium and callus differentiation medium .
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用不同种类培养基及不同浓度2,4D、BA对高羊茅种子进行愈伤诱导,结果表明:培养基种类对愈伤诱导无明显效果;
The induction of callus in tall fescue was studied on different media and different combination of 2,4 D , BA , the results indicated that the kinds of media had no significant effect on callus induction ;
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设置灌溉间期3天、6天和9天三种控水处理,分别记作T1、T2和T3,总体上看,高羊茅的根系分布深度、总根长显著高于钝叶草;
Three water irrigating treatments ( T1 , T2 , T3 referring to plants irrigated to field capacity every 3 , 6 , 9 days ) were setted , which the data showed : tall fescue had deeper rooting distribution and more total rooting length than Auguestinegrass ;
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高羊茅festucaarundinacea是一种在世界温带地区广泛种植的很重要的多年生冷季型牧草和草坪草,长期以来其品种改良主要依靠常规育种方法。
Tall fescue ( Festuca arundinacea ) is an important perennial cool-season grass species widely planted for forage and turf purposes in temperate regions throughout the world . For a long time , tall fescue has been improved by traditional breeding .
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4个高羊茅品种均表现较好,但以Barleduc整体表现更好,Barleduc叶稍细且柔软,Cochise抗旱性一般,冬季表现中等。
Varieties of tall fescue had good texture , ' Barleduc ' was the best one with thin and soft leaves , resistance of ' Cochise ' to draught was middle in winter .
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高羊茅(FestucaarundinaceaSchreb)是异源六倍体的多年生冷季型牧草和草坪草,以其适应广泛,耐寒性强,耐热性好,抗病性强等优点成为倍受青睐的优质草种。
Tall fescue ( Festuca arundinacea Schreb ) is a perennial , cool-season grass species widely used for forage and turf with a heterologous hexaploid genome . It is widely maintained on lawns and public grounds for the characters of resistance to cold , heat and diseases .