Results 91 to 100 of about 67,749 (239)

Forest carbon emissions from cropland expansion in the Brazilian Cerrado biome

open access: yes, 2017
Land use, land use change, and forestry accounted for two-thirds of Brazil’s greenhouse gas emissions profile in 2005. Amazon deforestation has declined by more than 80% over the past decade, yet Brazil’s forests extend beyond the Amazon biome.
P. Noojipady   +6 more
semanticscholar   +1 more source

Acceso abierto en Argentina: una propuesta para el monitoreo de las publicaciones científicas con OpenAlex [PDF]

open access: yesarXiv
This study proposes a methodology using OpenAlex (OA) for tracking Open Access publications in the case of Argentina, a country where a self-archiving mandate has been in effect since 2013 ( Law 26.899, 2013). A sample of 167,240 papers by researchers from the National Council for Scientific and Technical Research (CONICET) was created and analyzed ...
arxiv  

Biodiversity and conservation of the Cerrado: recent advances and old challenges

open access: yesBiodiversity and Conservation, 2020
G. Colli, C. Vieira, J. C. Dianese
semanticscholar   +1 more source

Alguns fungos do cerrado [PDF]

open access: yesBragantia, 1943
assinalado, bem como constata-lo igualmente sobre folhas de Erythroxylum campestre St. Hil. As determinacoes das especies de Erythroxylaceos, devemo-las a gentileza do botânico patricio prof. Henrique de Melo Barreto, conhecedor profundo da flora do Brasil central. Estudemos primeiramente o material coletado em 1936, prove­niente de Lagoa Santa.
openaire   +3 more sources

Adubação mineral do feijoeiro: XI - Efeitos de N, P, K e da calagem, em campos cerrados do Planalto Paulista [PDF]

open access: gold, 1967
H. A. A. Mascarenhas   +4 more
openalex   +1 more source

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