نتایج جستجو برای: overgrazing

تعداد نتایج: 517  

Journal: :GSC Advanced Research and Reviews 2021

Vegetation measurement was conducted on the rangelands of Western Darfur State at Zalingei locality late rainy season 2015 and 2016. The purpose study to assess range condition through determining forage production herbaceous cover western part town. sampling procedure based locating random ten (10) transects two quadrats in each transect were chosen, assessments included composition, species f...

Journal: :Remote Sensing 2022

Rangeland monitoring aims to determine whether grazing management strategies meet the goals of sustainable resource utilization. The development requires an understanding manner in which animals utilize available vegetation. In this study, we made use livestock tracking, situ observations and Sentinel-2 imagery make rangeland scale vegetation conditions a semi-arid environment, better understan...

شیروانیان, عبدالرسول, حق شناس, تیمور , نجفی, بهاءالدین ,

In the process of agricultural development, sustainability of pasture utilization to ensure sustained production of meat and dairy products has become increasingly important. This article aims to study factors affecting pasture and meat production imbalances in Fars province. For this purpose, the transcendental production function was used. Data was collected by using two stage cluster random ...

Journal: :international journal of environmental research 2014
v. moretti l. salvati

this study was aimed to assess the causes of the structural decline in the renewal rate of apristine oak forest close to rome (central italy) by analyzing long-term measurements of the water budget in open and fenced areas. despite dry climate conditions in the area, long-term soil moisture measurements at 100 cm soil depth indicated that an enough large amount of water is available to oaks dur...

Journal: :مرتع و آبخیزداری 0
هانیه صفری دانشجوی دکترا، دانشکده علوم کشاورزی ارگانیک، دانشگاه کاسل، آلمان حسین ارزانی استاد، دانشکده منابع طبیعی، دانشگاه تهران، ایران علی طویلی دانشیار، دانشکده منابع طبیعی، دانشگاه تهران، ایران

overgrazing and inappropriate use of taleghan rangelands has led to poor and very poor condition for almost all vegetation types. taking the importance of rangelands in forage production and other benefits into consideration, management of these rangelands and improving their condition seems essential. the present research was conducted using data integration of vegetation, condition, slope, so...

Journal: :Ecosystems and people 2022

Long-term livestock grazing has shaped landscapes, biodiversity, societies, cultures, and economies in the North Atlantic over time. However, overgrazing become a major environmental sustainability challenge for this region, covering Faroe Islands, Greenland, Iceland, Norway, Scotland. The objective of study was to elicit narratives spatial patterns local people’s management preferences sheep I...

1999
A. Abril E. H. Bucher

We identi®ed and measured changes in soil characteristics, nutrient availability and microbial activity to a gradient of grazing intensity in the Chaco region of northwestern Argentina (248 430 S and 638 170 W). Three sites were selected for comparison: 1. highly restored (no grazing for 20 years); 2. moderately restored (eight years of restoration); and 3. highly degraded (a typical Chaco camp...

Journal: :Central Asian Survey 2021

Tajik National Park struggles with overgrazing, illegal hunting and ill-managed tourism. The designation of the park as a UNESCO World Heritage Site in 2013 was meant to ease some these struggles, but improvements are thus far difficult identify. We conducted case study understand how local people perceive interact probe could be mitigated. Interviewees participants proposed solutions that revo...

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