نتایج جستجو برای: perennial forbs

تعداد نتایج: 10303  

2010
R. Jayashree A. Suneetha

The present study was undertaken to encourage the farmers to cultivate fodder grasses as an intercrop in the areca and coconut gardens. A live demonstration of fodder crops was under taken in 12 villages of Bhadravathi taluk, Shimoga district, Karnataka, to educate the farmers in cultivating perennial fodder grasses in their areca and coconut gardens as inter crops.100 farmers were selected ran...

The present study was performed to identify diversity indices of herb layer functional groups and its relation to physiographical factors in central Zagros forest, Lorestan. For this purpose, sampling of herbaceous plants was conducted randomly in plots of 2×2 m (n=50) in site. All plants were classified to functional groups including forbs, graminoids and legumes, also Raunkiaerchr('39')s life...

Journal: :Physiologia Plantarum 2021

Snowmelt in alpine ecosystems brings ample water, and together with above-freezing temperatures, initiates plant growth. In this scenario, rapid activation of photosynthesis is essential for a successful life-history strategy. But, strong solar radiation late spring enhances the risk photodamage, particularly before fully functional. We compared photoprotective strategy five forbs: one geophyte...

Journal: :Journal of economic entomology 2001
D S Richmond D J Shetlar

Studies examined the possibility that mixtures of endophytic perennial ryegrass and Kentucky bluegrass provide resistance against larvae of the black cutworm, Agrotis ipsilon (Hufnagel). We hypothesized that resistance against A. ipsilon in such stands would stem from the influence of Kentucky bluegrass on A. ipsilon growth and behavior rather than the influence of endophytic perennial rvegrass...

Sudan is a large country with an area of 1.88 million Km2, and has the second largest animal population in Africa consisting of 52.08 million sheep, 43.44 million goats, 41.76 million cattle and 4.62 million camels (MARF, 2013). The majority of animal wealth is concentrated in western Sudan (40%), followed by central Sudan (23%) (MARF, 2011). Minerals are divided into two groups, macro-minerals...

Journal: :The Journal of heredity 2007
Hiroki Yamagishi Hiroshi Tomimatsu Masashi Ohara

Spatial genetic structure (SGS) within populations was analyzed for the ling-lived understory perennial herb Trillium camschatcense using allozyme loci. We used Sp statistics to compare SGS between 2 life-history stages, juveniles (J) and reproductives (R), as well as between 2 populations, continuous and fragmented, with different habitat conditions. In the continuous population, significant S...

Journal: :Current Biology 2006
Eric J. Baack

Genetically modified Agrostis stolonifera has escaped from cultivation. For the first time, a herbicide-resistant perennial weed has established itself in wild populations.

Journal: :Journal of the science of food and agriculture 2013
Michael L Sullivan Jamie L Foster

BACKGROUND Studies of perennial peanut (Arachis glabrata Benth.) suggest its hay and haylage have greater levels of rumen undegraded protein (RUP) than other legume forages such as alfalfa (Medicago sativa L.). Greater RUP can result in more efficient nitrogen utilization by ruminant animals with positive economic and environmental effects. We sought to determine whether, like red clover (Trifo...

2013
Stephen L. Young Victor P. Claassen

Within highway rights-of-way, native perennial grasses provide desirable services to support natural and human constructed ecosystems. However, native perennial grass establishment in annual grass dominated roadsides of semiarid and Mediterranean climates of the western United States requires specific cultural and chemical management treatments to control weeds. In 2004, field studies were cond...

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