نتایج جستجو برای: homand absard rangeland researchstation

تعداد نتایج: 2805  

2000
B. F. Sowell J. C. Mosley G. P. Bowman

This paper reviews current knowledge of the social behavior of grazing beef cattle and discusses how that knowledge can be applied to rangeland cattle management. Cattle herds are composed of social subgroups that influence grazing distribution on rangeland. Grazing distribution is, in part, a learned response; therefore, management strategies that alter the social composition and structure of ...

2005
A. Al-Sheikh K. Barbarick R. Sparks M. Dillon Y. Qian G. Cardon

The potential for wind erosion in South Central Colorado is greatest in the spring, especially after harvesting of crops such as potato (Solanum tuberosum L.) that leave small amounts of crop residue in the surface after harvest. Therefore it is important to implement best management practices that reduce potential wind erosion and that we understand how cropping systems are impacting soil eros...

Journal: :Journal of animal science 2004
D W Bailey

Application of existing and novel management techniques can alter traditional livestock grazing patterns and significantly improve the sustainability of arid rangelands. Livestock often congregate and heavily graze riparian areas and other sensitive rangeland, while abundant forage remains in other areas. Increasing the uniformity of grazing can help protect fisheries, wildlife habitat, and oth...

Journal: :Revue scientifique et technique 2014
S M Rutter

Although the emerging field of precision livestock farming (PLF) is predominantly associated with intensive animal production, there is increasing interest in applying smart technologies in extensive rangeland systems. Precision livestock farming technologies bring the possibility of closely monitoring the behaviour, liveweight and other parameters of individual animals in free-ranging systems....

2017
Lance W. Robinson Enoch Ontiri Tsegaye Alemu Stephen S. Moiko

Landscape approaches can be subjected to mistakenly targeting a single "best" level of governance, and paying too little attention to the role that cross-scale and cross-level interactions play in governance. In rangeland settings, resources, patterns of use of those resources, and the institutions for managing the resources exist at multiple levels and scales. While the scholarship on commons ...

2009
R. B. Harris

Rangelands of the Qinghai-Tibetan plateau (QTP), although sparsely populated and contributing little to China’s overall economy, play an important environmental role throughout Asia. They contain high biodiversity values and can also potentially provide China with a source of cultural and geographic variety in the future. Chinese government reports paint a gloomy picture, considering vast porti...

2015

Extensive livestock grazing even in unsuitable land has increasingly grown in most parts of semi-arid rangeland. Therefore, it is of paramount importance to identify suitable land for livestock grazing for optimum utilization while causing minimum impact to the environment. This paper adapted the schematic model based on the concepts presented by the Food and Agriculture Organization of suitabi...

2014
Lisa A. Emili Richard P. Greene

In this study, a land use/land cover change analysis method was developed to examine patterns of land use/land cover conversions of cropland to urban uses and conversions of rangeland to cropland uses in the United States (US) Midwest region. We used the US 2001 and 2006 National Land Cover Datasets (NLCD) for our spatial analyses of these conversion trends. Our analysis showed that the eastern...

2001
John D. Hastings

CARMA (CAse-based Range Management Adviser) is a system that integrates case-based reasoning with model-based reasoning for rangeland pest management. CARMA’s predictions of rangeland forage loss by grasshoppers were compared to predictions by 15 expert entomologists using either global or case-specific adaptation weights. Under both conditions, CARMA’s predictions were more accurate than CARMA...

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