Results 31 to 40 of about 10,044 (267)

Influencia de la calidad de sitio sobre el crecimiento de una plantación de Pinus patula Schltdl. et Cham.

open access: yesRevista Mexicana de Ciencias Forestales, 2017
El objetivo del presente estudio fue evaluar la influencia de la calidad de sitio sobre el crecimiento e incremento de una plantación de Pinus patula en Ixtlán de Juárez, Oaxaca, establecida en 1995.
J. Ángel García-Aguilar   +3 more
doaj   +1 more source

Crescimento e qualidade de fuste de especies e procedencias de pinus tropicais em Sao Paulo e Santa Catarina. [PDF]

open access: yes, 2014
Edição dos Anais do Congresso Florestal Brasileiro, 6., 1990, Campos do ...
MASSAKI, K., SHIMIZU, J. Y.
core  

Comparative analysis of machine learning algorithms and vegetation indices for mapping Eucalyptus tree woodlots using Sentinel‐2 imagery in the Akaki River catchments

open access: yesAgrosystems, Geosciences &Environment, Volume 8, Issue 4, December 2025.
Abstract Eucalyptus trees (ETs) cover approximately 20 million ha globally, with Brazil leading at 5.6 million ha. In Africa, ET plantations span around 1.5 million ha, primarily in South Africa and Ethiopia. In Ethiopia, ET plays a key role in agroforestry, covering 506,000 ha, which represents 90% of all planted trees in the form of woodlots.
Hailegebreal Tamirat   +3 more
wiley   +1 more source

Pollination biology and reproductive ecology of critically endangered endemic Campanula teucrioides in western Anatolia

open access: yesNordic Journal of Botany, Volume 2025, Issue 12, December 2025.
Campanula teucrioides Boiss. is a critically endangered species found in a single locality in western Turkey. Determining the population size of C. teucrioides and conducting reproductive biology studies are of great importance in determining the necessary strategy for the conservation of the species. The area where the plant distributed was determined
Volkan Eroğlu, Özcan Seçmen
wiley   +1 more source

South African Pine Cut-to-Length Harvesting: an Analysis of Fibre Loss and Productivity

open access: yesCroatian Journal of Forest Engineering, 2019
A study was conducted in Pinus elliottii and Pinus patula clear-felling stands in the Southern Cape and Mpumulanga forestry regions of South Africa. A hybrid harvester was observed over four compartments in a cut-to-length system in order to assess its ...
Pierre Ackerman, Chloe Williams
doaj  

Pulping characteristics of Pinus patula grown in Zimbabwe (ODNRI Bulletin No. 8) [PDF]

open access: yes, 1988
Twenty trees of Pinus patula, growing on five sites in Zimbabwe as part of a progeny test, were examined and their pulping characteristics determined. The trees were from the same full-sib family and were 12 years old.
Ganguli, S., Palmer, E.R.
core  

Susceptibility of Several Northeastern Conifers to Fusarium circinatum and Strategies for Biocontrol [PDF]

open access: yes, 2017
Producción CientíficaFusarium circinatum, the causal of pine pitch canker disease (PPC), is now considered among the most important pathogens of Pinaceae in the world.
Chira, Danut   +5 more
core   +2 more sources

Biological invasions: a global assessment of geographic distributions, long‐term trends, and data gaps

open access: yesBiological Reviews, Volume 100, Issue 6, Page 2542-2583, December 2025.
ABSTRACT Biological invasions are one of the major drivers of biodiversity decline and have been shown to have far‐reaching consequences for society and the economy. Preventing the introduction and spread of alien species represents the most effective solution to reducing their impacts on nature and human well‐being.
Hanno Seebens   +64 more
wiley   +1 more source

Propuesta para determinar índices de peligro de incendio forestal en bosques de clima templado en México

open access: yesRevista Chapingo: Serie Ciencias Forestales y del Ambiente, 2001
En el presente estudio se seleccionó un modelo para poder determinar índices de peligro de incendio forestal en bosques de clima templado en México, estimando la velocidad de propagación.
G. E. Rojo Martínez   +3 more
doaj  

Physicochemical Characterization of Representative Firewood Species Used for Cooking in Some Colombian Regions

open access: yesInternational Journal of Chemical Engineering, 2017
Socioeconomic conditions and the main firewood species used for cooking in three Colombian regions are studied in this work. The species collected were Cordia alliodora, Guazuma ulmifolia, Eucalyptus grandis, and Pinus patula.
Hernán E. Díez, Juan F. Pérez
doaj   +1 more source

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