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The effect of soil microtopographic gradients on dry matter yields and species richness in two Mediterranean pastures

dc.contributor.authorAguiar, Carlos
dc.contributor.authorRodrigues, M.A.
dc.contributor.authorFernández-Núñez, Esther
dc.contributor.authorDomingos, Tiago
dc.contributor.authorPires, Jaime
dc.date.accessioned2014-10-07T15:46:56Z
dc.date.available2014-10-07T15:46:56Z
dc.date.issued2012
dc.description.abstractThe Sown Biodiverse Permanent Pastures Rich in Legumes (SBPPRL) mix a large number of species and cultivars of improved annual pasture species adapted to Mediterranean climate. with a predominance of Trifolium subterraneum. On a commercial mixed farm were explored the effects of soil microtopographic gradients on dry matter (OM) yields and species richness in two intensively grazed nearby pastures - a stabilized SBPPRL and an old seminatural annual pasture (SNP) - established in the same soil calena, with a high PZ05 and KzO availability. As expected the SBPPRL had higher DM yields than the SNP, more stable along the slope system, and with a larger legume fraction. The indigenous genotypes of the SNP seemed unable to translate into biomass soil fertility improvement. SBPPRL improved pasture species depressed significantly pasture species diversity and species spatial turnover. In the SBPPRL legumes mainly substituted many short living low productivity autochthonous species common in the SNP. The buffering of soil ecological gradients is probably important in the explanation of the superior agronomic performance of SBPPRL. SOM accumulation is certainly involved in this process.
dc.identifier.citationAguiar, Carlos; Rodrigues, M.A; Fernández Nuñez, E.; Domingos, Tiago; Pires, Jaime (2012). The effect of soil microtopographic gradients on dry matter yields and species richness in two Mediterranean pastures. In 14th Meeting of the FAO-CIHEAM Subnetwork on Mediterranean Pastures and Fodder Crops. Samsun, Turkeypor
dc.identifier.urihttp://hdl.handle.net/10198/10730
dc.language.isoengpor
dc.titleThe effect of soil microtopographic gradients on dry matter yields and species richness in two Mediterranean pasturespor
dc.typeconference object
dspace.entity.typePublication
oaire.citation.conferencePlaceSamsun, Turkeypor
oaire.citation.title14th Meeting of the FAO-CIHEAM Subnetwork on Mediterranean Pastures and Fodder Cropspor
person.familyNameAguiar
person.familyNameRodrigues
person.givenNameCarlos
person.givenNameManuel
person.identifier.ciencia-id5912-C8F4-7686
person.identifier.ciencia-id371D-DF0D-8D68
person.identifier.orcid0000-0001-8643-7112
person.identifier.orcid0000-0002-5367-1129
person.identifier.ridI-3933-2014
person.identifier.ridO-1721-2016
person.identifier.scopus-author-id54413830100
person.identifier.scopus-author-id35270106800
rcaap.rightsopenAccesspor
rcaap.typeconferenceObjectpor
relation.isAuthorOfPublicatione0f72c9d-ad86-44ee-a41e-c02a70dc6336
relation.isAuthorOfPublication43621353-fa11-4559-9b24-27eba5ad3de0
relation.isAuthorOfPublication.latestForDiscovery43621353-fa11-4559-9b24-27eba5ad3de0

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