Zobrazeno 1 - 10
of 1 322
pro vyhledávání: '"tree selection"'
Publikováno v:
Central European Forestry Journal, Vol 69, Iss 4, Pp 233-247 (2023)
The study presented a bioeconomic modelling approach for an uneven-aged mixed forest management planning. Regression models for transition (increment), and ingrowth (regeneration) used the National Forest Inventory (NFI) of Slovakia and regional inve
Externí odkaz:
https://doaj.org/article/5e5a36e11350410196a8b0ef2aaf8a96
Autor:
Bilgin Icel
Publikováno v:
Maderas: Ciencia y Tecnología, Vol 26 (2024)
The fractometer is a device that breaks increment cores to measure fracture strength. The advantages of the device are that it is relatively fast, easy to use in the field, and it can perform direct strength measurements on increment cores. The main
Externí odkaz:
https://doaj.org/article/cd28f12d30f14639b0ea147aa7555ef7
Autor:
Jussi Manner, Back Tomas Ersson
Publikováno v:
Journal of Forest Science, Vol 69, Iss 7, Pp 317-323 (2023)
According to the literature, forwarding productivity depends chiefly on log concentration, the number of assortments, mean log volume, load-size, slope, and extraction distance. However, there is not much scientific knowledge available on forwarding
Externí odkaz:
https://doaj.org/article/d5edaac9858b4c878a220d3beeae05ff
Publikováno v:
Nature Environment and Pollution Technology, Vol 22, Iss 2, Pp 709-719 (2023)
Malabar Giant Squirrel (Ratufa indica indica) is one of the four subspecies endemic to India (Abdulali 1952), common to northern and central Western Ghats among species Ratufa indica belonging to Subfamily Ratufinae. The study was designed to analyze
Externí odkaz:
https://doaj.org/article/78b2a305d3a547cdb933383438b55bd2
Publikováno v:
Journal of Forest Science, Vol 69, Iss 4, Pp 172-177 (2023)
While even-aged forestry is the dominating forest management system in Sweden, there is an increasing interest in Continuous Cover Forestry. Consequently, the conversion of even-aged stands into uneven-aged ones using e.g. selection cutting can be ex
Externí odkaz:
https://doaj.org/article/4edfacf6878445af81aa9a79b3c35635
Autor:
Catherine R. Henry, Michael B. Walters
Publikováno v:
Ecosphere, Vol 14, Iss 7, Pp n/a-n/a (2023)
Abstract Declining temperate forest biodiversity is a global challenge to future sustainability and resilience. Canopy tree diversity has declined in northern hardwood forests (NHFs) of the Great Lakes region since European colonization, with current
Externí odkaz:
https://doaj.org/article/e63851f901844561a18c65d6a1d96e33
Autor:
Karl H. MELLERT, Gerhard SCHMIED, Vincent BUNESS, Mathias STECKEL, Enno UHL, Muhidin ŠEHO, Hans PRETZSCH
Publikováno v:
Forest Systems, Vol 32, Iss 2 (2023)
Aim of study: Detecting possible small-scale soil effects on height growth of single trees in monospecific stands of three important tree species (Abies alba, Fagus sylvatica, and Picea abies). Area of study: 37 mature stands along an ecological g
Externí odkaz:
https://doaj.org/article/c1ffb6e20f3d4dda9703f1283771fd23
Publikováno v:
Frontiers in Sustainable Cities, Vol 5 (2023)
IntroductionPlanting trees in urban areas can mitigate some of the emissions generated in cities by carbon sequestration (annual uptake of CO2 through the process of photosynthesis) and carbon storage (amount of carbon stored in the tree's biomass th
Externí odkaz:
https://doaj.org/article/f799fa1b163b48d59362f431abdcc454
Autor:
Karen M. Granados-Vega, Silvia Evangelista-Lozano, Sandra L. Escobar-Arellano, Tomás Rodríguez-García, José F. Pérez-Bárcena, Juan G. Cruz-Castillo
Publikováno v:
Horticulturae, Vol 9, Iss 11, p 1214 (2023)
Canistel (Pouteria campechiana (Kunth) Baehni; yellow sapote, canistel) is an edible fruit that is native to Mexico; the tree is used as an ornamental and medicinal plant. Descriptive studies were carried out with the objective of characterizing the
Externí odkaz:
https://doaj.org/article/6ccf4c2aa1c746c2a06bff174d7b21fd
Publikováno v:
Forest Science and Technology, Vol 18, Iss 2, Pp 45-55 (2022)
Considerable amounts of noncommercial materials generated from thinning treatments remain unattended on the site because the value of small-sized timber is lower than overall thinning operation costs in South Korea. In addition, thinning operations w
Externí odkaz:
https://doaj.org/article/acb8243a9c904c7bb473cbf316fb86e9