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Responses of Wetland Tree Species to Hydrology and Soils

 

作者: Peter M. Wallace,   Donald M. Kent,   Dan R. Rich,  

 

期刊: Restoration Ecology  (WILEY Available online 1996)
卷期: Volume 4, issue 1  

页码: 33-41

 

ISSN:1061-2971

 

年代: 1996

 

DOI:10.1111/j.1526-100X.1996.tb00105.x

 

出版商: Blackwell Publishing Ltd

 

数据来源: WILEY

 

摘要:

AbstractWe conducted a study of the flood tolerance of nine wetland tree species on seven soil types. Seedlings were subjected to 11 months of continuous shallow inundation or moist soil conditions on three mineral soils, two organic soils, a manufactured soil designed to mimic the practice of layering muck over mineral soil, and a stockpiled topsoil.Taxodium ascendens, T.distichum, Acer rubrum, andPinus serotinasuffered no mortality;Fraxinus carolininna(1%),Liquidambar styraciflua (8%), P. elliottii(8%), andGordonia lasianthus (24%) suffered low to moderate mortality; andPersea palustris(46%) suffered significant mortality. In general, greatest net height and total biomass were achieved on moist organic soils, and least net height and total biomass were achieved on stockpiled topsoil and inundated soils. Responses to hydrological conditions were less pronounced forTaxodiumspp. If the results of this experiment are transferable to the field, thenAcer rubrum, Fraxinus caroliniana, Pinus serotina, Taxodium ascendens, andTaxodium distichumseedlings can reasonably be expected to survive at least one year under a broad range of hydrological and edaphic conditions. With the exception of Taxodium spp., first‐year growth for the species of this study can be facilitated by maintaining moist but not inundated conditions. These findings suggest that transfer of organic soils will benefit restoration and creation efforts, and that layering organic soil over mineral soil is more effective than using mineral soils or stockpiled topsoi

 

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