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Isabella T. Tomasi, Sílvia C. R. Santos, Rui A. R. Boaventura and Cidália M. S. Botelho
Tannins are natural polyphenolic compounds widely found in plants. The production of natural coagulants for water treatment is one of their new applications. Polyphenols extraction is the first step for synthesizing tannin-based coagulants. Eucalyptus gl...
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Getrude Okutoyi Alworah, Joshua Ondura Ogendo, Joseph Juma Mafurah, Elijah Kathurima Gichuru, Douglas Watuku Miano and Otieno Oliver Okumu
Fusarium bark disease (FBD) of coffee caused by Fusarium stilboides Steyaert has been associated with yield losses and tree death in coffee-growing countries, including Kenya. Varietal resistance is of utmost importance in managing the disease, and the c...
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Piotr Kaminski, Katarzyna Tyskiewicz, Zygmunt Fekner, Marcin Gruba and Zbigniew Kobus
This study investigated the impact of subcritical water extraction parameters on the polyphenols and flavonoids content in extracts made of the bark of walnut (Juglans regia L.), as well as antioxidant activity measured using the DPPH and FRAP methods. T...
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Murad Awad, Georgios Giannopoulos, Photini V. Mylona and Alexios N. Polidoros
Viticulture is globally an important economic activity, and grapevine microbiomes hold a significant role in influencing yield and quality. Earlier studies showed that cultivar and agronomic management affect grapevine microbiome structure and, potential...
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Lucio Di Cosmo,Diego Giuliani,Maria Michela Dickson,Patrizia Gasparini
Pág. e019
Aims of the study. Assessment of growth is essential to support sustainability of forest management and forest policies. The objective of the study was to develop a species-specific model to predict the annual increment of tree basal area through variabl...
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J.A. Najera Luna,J.A. Sanchez Medrano,J. Mendez Gonzalez
Pág. 573 - 577
Aim of study: Evaluate times and yields in the transformation of pine logs to pieces of pallets.Area of study: Four sawmills of the forest region of El Salto, Durango, Mexico.Material and methods: The sample size was 388 logs with 32.91 m3 as volume wit...
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Michelle Cleary,Rona Sturrock,Janice Hodge
Laminated (or Phellinus) root disease (Phellinus sulphurascens Pilát, syn. = P. weirii) is a major, naturally occurring disturbance agent in interior forests and poses a significant threat to its most economically important host, Douglas-fir. The disease...
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Soledad Cortés, Hugo Pulgar, Verónica Sanhueza, Estrella Aspé, Katherina Fernández
Pág. 15 - 25
The bark of Pinus radiata D. Don is recognized as a rich natural source of proanthocyanidins (PAs). Barks of Pinus radiata D. Don were extracted to produce a raw extract, and then purified to produce 4 fractions, with the aim of correlating its structura...
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Jorge Euclides M. Klein,Paulo Renato Schneider,César Augusto Guimarães Finger,Frederico Dimas Fleig
Pág. 87 - 98
No presente trabalho foram estudadas a influência do espaçamento inicial sobre a produção de madeira e casca verde por hectare em acácia-negra (Acácia mearnsii De Wild.). O experimento foi instalado em blocos casualizados, com 4 repetições e 3 tratamento...
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Paulo Renato Schneider,Gerhard Oesten,Adriane Brill,Gerson Luis Mainardi
Pág. 64 - 75
O presente trabalho foi desenvolvido com acácia-negra, Acacia mearnsii De Wild., e teve como objetivo a elaboração de tabelas de produção de casca verde, estimadas através de equações obtidas por modelagem da produção em função da idade, altura dominante...
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