نتایج جستجو برای: کمپلکس festuca lolium

تعداد نتایج: 8561  

2015
Joe A. Gallagher Andrew J. Cairns David Thomas Adam Charlton Peter Williams Lesley B. Turner

The fructans found as storage carbohydrates in temperate forage grasses have a physiological role in regrowth and stress tolerance. They are also important for the nutritional value of fresh and preserved livestock feeds, and are potentially useful as feedstocks for biorefining. Seasonal variation in fructan content and the capacity for de novo fructan synthesis have been examined in a Festulol...

Journal: :Bioresource technology 2012
S I Njoku B K Ahring H Uellendahl

The efficiency of wet explosion applied as modified dilute acid pretreatment at previously identified reference conditions (150°C, 0.3% H(2)SO(4), 15 min) was investigated on lucerne, ryegrass, fescue grass, cocksfoot grass, rye fescue, forage grass, and wheat straw in order to identify their potential as feedstock for cellulosic bioethanol production. After pretreatment, cellulose recovery was...

Journal: :Annals of botany 2011
John Harper Ian Armstead Ann Thomas Caron James Dagmara Gasior Maciej Bisaga Luned Roberts Ian King Julie King

BACKGROUND AND AIMS To address the issues associated with food security, environmental change and bioenergy in the context of crop plants, the production, identification and evaluation of novel plant phenotypes is fundamental. One of the major routes to this end will be wide hybridization and introgression breeding. The transfer of chromosomes and chromosome segments between related species (ch...

Journal: :Journal of economic entomology 2002
S K Braman R R Duncan M C Engelke W W Hanna K Hignight D Rush

Grass selections including 10 zoysiagrasses, 18 paspalums, 34 Bermuda grasses, tall fescue, creeping red fescue, and perennial ryegrasses with and without endophyte were evaluated for potential resistance to fall armyworm, Spodoptera frugiperda (J. E. Smith), larvae. Laboratory evaluations assessed the degree of antibiosis among >70 grass lines to first-instar fall armvworms. When all parameter...

Journal: :Journal of animal science 2013
D L Rankins J W Prevatt

Stockering calves in the southern United States has been an economically viable enterprise for decades. Historically, the system that yielded the best opportunity for profitability was to purchase lightweight calves (130 kg to 220 kg) in autumn, add 100 to 200 kg of BW gain, and sell them in the spring. In most years, the value of the BW gain was worth more than the cost of BW gain in this syst...

2013
Martyn T. Jones

It is common fallacy in Britain that 'American' golf greens are constructed of sand; are excessively irrigated, excessively fertilized, and that their surfaces are soft. Generalisations of 'American' golf greens cannot be made. The diversity in climates, maintenance budgets, construction methods, etc., results in a host of 'American' greens. The grass species on the greens may consist of Poa an...

Journal: :Agriculture 2023

Meadows on organic soils perform an essential role as a source of fodder and biomass for energy purposes. In the case intensive meadows, it is crucial to use grass mixtures that enable obtaining high yields good quality; however, soils, species composition changes dynamically. We carried out full cultivation (ploughing) grassland restoration. The floristic meadow sward in first year (2013) was ...

Journal: :IOP conference series 2021

Abstract We evaluated the stability of perennial legume and cereal grass species in artificial plant communities on permanent anti-erosion watercourses agroecosystems Belgorod region with active development linear soil erosion. In conditions steppe forest-steppe zones permanently grassed 2017-2019. varieties leguminous grasses: ‘Krasnoyaruzhskaya 1’ 2’ ( Medicago varia ), ‘Kazatsky’ Trifolium p...

Journal: :Journal of evolutionary biology 2009
A P S Bieri S A Härri C Vorburger C B Müller

Genetic variation for fitness-relevant traits may be maintained in natural populations by fitness differences that depend on environmental conditions. For herbivores, plant quality and variation in chemical plant defences can maintain genetic variation in performance. Apart from plant secondary compounds, symbiosis between plants and endosymbiotic fungi (endophytes) can produce herbivore-toxic ...

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