Potential nursing effects of Parkia platycephala Benth. (Fabaceae) in a disturbed Brazilian Savanna area undergoing restoration

نویسندگان

چکیده

We evaluated the influence of Parkia platycephala on plant assemblages under its crown and surrounding areas in a disturbed Brazilian Savanna, as well effects aqueous extracts leaves germination development three species, hypothesis that P. might work nurse species. Eleven direct (ADIs) indirect (AIIs) 11 control (COs) were delineated. All tree shrub species present these areas, including seedlings, sampled. Richness, composition abundance woody taxa determined. Laboratory studies analyzed leaf initial Dipteryx alata, Enterolobium gummiferum Magonia pubescens, which field exhibited different levels crown. Regarding assemblages, no differences terms richness detected among areas. However, we recorded gradient ranks from ADI to CO The number seedlings also differed, with higher values near platycephala. Soil characteristics similar but shading, height diameter differed. extract at 25% provided best M. pubescens. 75% favored this root length. These results indicate presence affects structure neighboring possibly working facilitator for some undergoing restoration.

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ژورنال

عنوان ژورنال: Scientia Plena

سال: 2022

ISSN: ['1808-2793']

DOI: https://doi.org/10.14808/sci.plena.2021.122401