Natural grassland
Quality of the forage apparently consumed by beef calves in natural grassland under fertilization and oversown with cool season forage species1
... of natural grassland under different levels of herbage allowance, Moojen & Maraschin (2002) pointed out that forage allowances around 12 kg DM/100 kg live weight provide the enhancement of plant and ...
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TERMITE ACTIVITY IN RELATION TO NATURAL GRASSLAND SOIL ATTRIBUTES
... to Köppen’s classification the climate is type Cfb. The annual average temperature in the region varies be- tween 10ºC and 16ºC (Santa Catarina, 1986). The veg- etation is characterized by natural grassland ...
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Beef heifers performance in natural grassland under continuous and rotational grazing in the autumn-winter
... The SR was similar between treatments and it was different along the experimental period (Table 1). Our results had SR greater than other experiments in natural grassland of RS with FA of 12% (MEZZALIRA et ...
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SOIL SEED BANK VARIATION PATTERNS ACCORDING TO ENVIRONMENTAL FACTORS IN A NATURAL GRASSLAND
... ABSTRACT - This research aimed to determine the soil seed bank and its relationship with environmental factors that have an influence in the distribution of the vegetation above the ground in an excluded area of ...
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Prevention of natural grassland invasion by Eragrostis plana Nees using ecological management practices
... the natural grassland of Rio Grande do Sul, invasion is facilitated by the high frequency of soil gaps, originated by the continuous grazing system (Medeiros et ...the natural grassland in Rio ...
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MANIPULATION OF NATURAL GRASSLAND IN SEMIARID REGION: A REVIEW
... There are in the literature some ways of manipulating forests in semiarid regions, for the Caatinga for example, the thinning is presented as a technique capable of maintaining the botanical composition and improve the ...
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Performance and feed intake of beef heifers on rotational grazing of natural grassland receiving protein and energy supplement in cool season
... RESUMO: Objetivou-se avaliar o desempenho e consumo de matéria seca de bezerras manejadas em pastoreio rotativo, com intervalos de pastoreio definidos por duas somas térmicas relacionadas à duração de elongação foliar de ...
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SPATIAL PATTERNS AND RELATIONS WITH SITE FACTORS IN A CAMPOS GRASSLAND UNDER GRAZING
... The survey was carried out in approximately 100 ha of grazed “Campos” (natural grassland) in the EEA/UFRGS, located at 30°05’S, 51°40’W, in Eldorado do Sul, RS, Brazil. The altitude in the study area is ...
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Responses and mechanisms of a mediterranean grassland ecosystem to nutrient addition
... Mediterranean grassland ecosystems ...hamper grassland diversity recovery (Tilman and El Haddi, ...influence grassland species composition and diversity the following year (Dudney et ...
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Phytosociology and natural subtropical grassland communities on a granitic hill in southern Brazil
... a natural grassland remnant in a granitic hill at Porto Alegre, Serra do Sudeste, identifying floristic groups and their association with environmental variables, suggesting a classification of four plant ...
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Seasonal variation in nitrogen pools and <sup><bold>15</bold></sup>N/<sup><bold>13</bold></sup>C natural abundances in different tissues of grassland plants
... Mattsson, M., Herrmann, B., David, M., Loubet, B., Riedo, M., Theobald, M. R., Sutton, M. A., Bruhn, D., Neftel, A., and Schjoerring, J. K.: Temporal variability in bioassays of the stomatal ammonia compensation point in ...
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Phenological metrics of the grassland vegetation of Rio Grande do Sul, Brazil
... predominant grassland typologies in Rio Grande do Sul State, Brazil (latitudes 27º 05’ and 33º 45’ S and longitudes 49° 43’ and 57º 39’ W) and to evaluate the spatial-temporal distribution pattern of these metrics ...
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Grazing effects on soil characteristics and vegetation of grassland in northern China
... of grassland in the agro-pastoral re- gion of northern China were converted into cropland for grain production, and the remaining grasslands are being overgrazed and seriously ...
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General destabilizing effects of eutrophication on grassland productivity at multiple spatial scales
... Laboratory of Grassland and Agro-Ecosystems, School of Life Science, Lanzhou University, 730000 Lanzhou, Gansu Province, People ’s Republic of China. 3 Institute of Eco-Environmental Forensics of Shandong ...
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Intercomparison and assessment of turbulent and physiological exchange parameters of grassland
... Abstract. Commonly, the micrometeorological parameters that underline the calculations of surface atmosphere ex- change fluxes (e.g. friction velocity and sensible heat flux) and parameters used to model exchange fluxes ...
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Upper montane grassland structure within six subranges of Serra do Mar, Southern Brazil
... Many descriptions for the various grassland formations of plateau surfaces and mountain ranges of Brazil have been reported in the literature by several authors. However, these descriptions often result in ...
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Eddy covariance VOC emission and deposition fluxes above grassland using PTR-TOF
... the grassland. We also excluded cases where the ion abundance was strongly hu- midity dependent, because in these cases the flux is masked by the latent heat flux. Large changes in latent heat fluxes during the ...
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Effects of changed grazing regimes and habitat fragmentation on Mediterranean grassland birds
... included (Burnham and Anderson, 2002). Additionally, we used Multimodel Inference (MI) to assess the shape and magnitude of the effects of predictors on the response variables, which is based on an estimated weighted ...
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Research priorities for grassland science: the need of long term integrated experiments networks
... The objective should therefore be to set up a network of long-term experimental platforms with woodlands, permanent grasslands, mixed grassland-cropping systems and arable cropping systems. Sites which are in ...
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Development of organs and tissues in lambs raised on Spanish mountain grassland
... A´lvarez-Rodrı´guez, J., Sanz, A., Joy, M., Carrasco, S., Ripoll, G. and Teixeira, A. 2009. Development of organs and tissues in lambs raised on Spanish mountain grassland. Can. J. Anim. Sci. 89: 3745. The ...
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