Effects of Livestock Grazing in Pastures in the Manaslu Conservation Area, Nepalese Himalaya

Livestock herding is a widespread practice in the mountains of Nepal, and grazing in the forest and pastures within protected areas is a main source of cattle fodder. Given the implications of grazing on biodiversity conservation and the need for sustainable management of pastures in the Manaslu Con...

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Main Authors: Sunita Thapa, John All, Kailash Prasad Yadav
Format: Article
Language:English
Published: International Mountain Society 2016-08-01
Series:Mountain Research and Development
Subjects:
Online Access:http://www.bioone.org/doi/full/10.1659/MRD-JOURNAL-D-13-00066.1
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author Sunita Thapa
John All
Kailash Prasad Yadav
author_facet Sunita Thapa
John All
Kailash Prasad Yadav
author_sort Sunita Thapa
collection DOAJ
description Livestock herding is a widespread practice in the mountains of Nepal, and grazing in the forest and pastures within protected areas is a main source of cattle fodder. Given the implications of grazing on biodiversity conservation and the need for sustainable management of pastures in the Manaslu Conservation Area of Nepal, we assessed grazing intensity along an elevational gradient following the Budhi Gandaki valley. The data set consisted of grazing intensities recorded every 250 m along a transect from 1400 to 5200 m above sea level and farmer interviews, after an initial satellite data analysis. Grazing and herd size were found to increase with increasing elevation, reflecting local livelihood dependency on cattle herding. Species richness was then analyzed along a grazing disturbance gradient at 7 goths (summer cattle shed) in heavily grazed areas. Disturbance was found to be moderate at intermediate distances, where species richness was found to be higher; the results agree with the generally accepted intermediate-disturbance hypothesis. The plant species not affected, even at the locations with highest grazing, were unpalatable species. These results can be useful in decision making related to management of forests and pastures in the Manaslu Conservation Area as well as in Himalayan forests and grasslands in general.
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spelling doaj.art-da5884a418784a1a8b718409f8cdf6b42022-12-22T02:02:27ZengInternational Mountain SocietyMountain Research and Development0276-47411994-71512016-08-0136331131910.1659/MRD-JOURNAL-D-13-00066.1Effects of Livestock Grazing in Pastures in the Manaslu Conservation Area, Nepalese HimalayaSunita Thapa0John All1Kailash Prasad Yadav2Central Department of Botany, Tribhuvan University, Kirtipur, Kathmandu, Nepal; Department of Environmental Science, Western Washington University, Bellingham, WA 98225, USACentral Department of Botany, Tribhuvan University, Kirtipur, Kathmandu, Nepal; rkp.yadav@cdbtu.edu.npLivestock herding is a widespread practice in the mountains of Nepal, and grazing in the forest and pastures within protected areas is a main source of cattle fodder. Given the implications of grazing on biodiversity conservation and the need for sustainable management of pastures in the Manaslu Conservation Area of Nepal, we assessed grazing intensity along an elevational gradient following the Budhi Gandaki valley. The data set consisted of grazing intensities recorded every 250 m along a transect from 1400 to 5200 m above sea level and farmer interviews, after an initial satellite data analysis. Grazing and herd size were found to increase with increasing elevation, reflecting local livelihood dependency on cattle herding. Species richness was then analyzed along a grazing disturbance gradient at 7 goths (summer cattle shed) in heavily grazed areas. Disturbance was found to be moderate at intermediate distances, where species richness was found to be higher; the results agree with the generally accepted intermediate-disturbance hypothesis. The plant species not affected, even at the locations with highest grazing, were unpalatable species. These results can be useful in decision making related to management of forests and pastures in the Manaslu Conservation Area as well as in Himalayan forests and grasslands in general.http://www.bioone.org/doi/full/10.1659/MRD-JOURNAL-D-13-00066.1grazingpasturedisturbancespecies richnessgrazing preferenceManaslu Conservation AreaHimalayasNepal
spellingShingle Sunita Thapa
John All
Kailash Prasad Yadav
Effects of Livestock Grazing in Pastures in the Manaslu Conservation Area, Nepalese Himalaya
Mountain Research and Development
grazing
pasture
disturbance
species richness
grazing preference
Manaslu Conservation Area
Himalayas
Nepal
title Effects of Livestock Grazing in Pastures in the Manaslu Conservation Area, Nepalese Himalaya
title_full Effects of Livestock Grazing in Pastures in the Manaslu Conservation Area, Nepalese Himalaya
title_fullStr Effects of Livestock Grazing in Pastures in the Manaslu Conservation Area, Nepalese Himalaya
title_full_unstemmed Effects of Livestock Grazing in Pastures in the Manaslu Conservation Area, Nepalese Himalaya
title_short Effects of Livestock Grazing in Pastures in the Manaslu Conservation Area, Nepalese Himalaya
title_sort effects of livestock grazing in pastures in the manaslu conservation area nepalese himalaya
topic grazing
pasture
disturbance
species richness
grazing preference
Manaslu Conservation Area
Himalayas
Nepal
url http://www.bioone.org/doi/full/10.1659/MRD-JOURNAL-D-13-00066.1
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