Microclimate and sapling survival under organic and polyethylene mulch in a tropical dry deciduous forest

Mulches effect on net radiation (RN), air (Ta) and soil (TS) temperature, vapour pressure deficit (VPD), soil water content (SW), stomatal conductance (gS) and survival of three native species in a degraded tropical deciduous forest area was examined. The study year was dry, with half of the averag...

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Main Authors: María Guadalupe Barajas-Guzmán, Víctor L. Barradas
Format: Article
Language:English
Published: Sociedad Botánica de México, A. C. 2011-06-01
Series:Botan‪ical Sciences
Subjects:
Online Access:https://www.botanicalsciences.com.mx/index.php/botanicalSciences/article/view/303
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author María Guadalupe Barajas-Guzmán
Víctor L. Barradas
author_facet María Guadalupe Barajas-Guzmán
Víctor L. Barradas
author_sort María Guadalupe Barajas-Guzmán
collection DOAJ
description Mulches effect on net radiation (RN), air (Ta) and soil (TS) temperature, vapour pressure deficit (VPD), soil water content (SW), stomatal conductance (gS) and survival of three native species in a degraded tropical deciduous forest area was examined. The study year was dry, with half of the average annual rainfall. Three blocks were chosen, each block contained sixteen plots.  Mulches with alfalfa straw, forest litter, white polyethylene and bare soil, were used. Twenty plants of each species one year-old were transplanted in each of 16 plots (5 × 6 m). The experiment was conducted during one year. RN was higher in plots with forest litter than in other treatments; Ta, TS and VPD were higher in bare soil plots than in mulched plots, and SW was higher in mulched plots than in bare soil plots. Ipomoea wolcottiana and Caesalpinia eriostachys registered the highest values of gS and survival, whilst Lonchocarpus eriocarinalis registered the lowest. In polyethylene mulch the three species showed the greatest survival. Mulches mitigate extreme microclimates and increase plant survival during the restoration of dry tropical areas.
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spelling doaj.art-abc04c3e68614bcf9cf5fdf6c572f59d2022-12-22T03:41:50ZengSociedad Botánica de México, A. C.Botan‪ical Sciences2007-42982007-44762011-06-018810.17129/botsci.303Microclimate and sapling survival under organic and polyethylene mulch in a tropical dry deciduous forestMaría Guadalupe Barajas-Guzmán0Víctor L. Barradas1Facultad de Ciencias, Universidad Nacional Autónoma de MéxicoInstituto de Ecología, Universidad Nacional Atuónoma de México Mulches effect on net radiation (RN), air (Ta) and soil (TS) temperature, vapour pressure deficit (VPD), soil water content (SW), stomatal conductance (gS) and survival of three native species in a degraded tropical deciduous forest area was examined. The study year was dry, with half of the average annual rainfall. Three blocks were chosen, each block contained sixteen plots.  Mulches with alfalfa straw, forest litter, white polyethylene and bare soil, were used. Twenty plants of each species one year-old were transplanted in each of 16 plots (5 × 6 m). The experiment was conducted during one year. RN was higher in plots with forest litter than in other treatments; Ta, TS and VPD were higher in bare soil plots than in mulched plots, and SW was higher in mulched plots than in bare soil plots. Ipomoea wolcottiana and Caesalpinia eriostachys registered the highest values of gS and survival, whilst Lonchocarpus eriocarinalis registered the lowest. In polyethylene mulch the three species showed the greatest survival. Mulches mitigate extreme microclimates and increase plant survival during the restoration of dry tropical areas. https://www.botanicalsciences.com.mx/index.php/botanicalSciences/article/view/303low precipitationmicroclimate mitigationnative plantsreforestationstomatal conductance
spellingShingle María Guadalupe Barajas-Guzmán
Víctor L. Barradas
Microclimate and sapling survival under organic and polyethylene mulch in a tropical dry deciduous forest
Botan‪ical Sciences
low precipitation
microclimate mitigation
native plants
reforestation
stomatal conductance
title Microclimate and sapling survival under organic and polyethylene mulch in a tropical dry deciduous forest
title_full Microclimate and sapling survival under organic and polyethylene mulch in a tropical dry deciduous forest
title_fullStr Microclimate and sapling survival under organic and polyethylene mulch in a tropical dry deciduous forest
title_full_unstemmed Microclimate and sapling survival under organic and polyethylene mulch in a tropical dry deciduous forest
title_short Microclimate and sapling survival under organic and polyethylene mulch in a tropical dry deciduous forest
title_sort microclimate and sapling survival under organic and polyethylene mulch in a tropical dry deciduous forest
topic low precipitation
microclimate mitigation
native plants
reforestation
stomatal conductance
url https://www.botanicalsciences.com.mx/index.php/botanicalSciences/article/view/303
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