Results 141 to 150 of about 2,094,758 (301)

AVALIAÇÃO DE ADESIVOS À BASE DE TANINOS DE Pinus caribaea var. bahamensis E DE Acacia mearnsii NA FABRICAÇÃO DE PAINÉIS AGLOMERADOS

open access: yesCiência Florestal, 2014
This work aimed to evaluate the methods for extraction of tannin from the bark of Pinus caribaea var. bahamensis , as well as to evaluate the technical feasibility of using tannins from the barks of Pinus caribaea var.
Amélia Guimarães Carvalho   +2 more
doaj  

Ponderosa pine seed trees, Pennington County

open access: yes
Caption: "Western Yellow Pine seed tree with good crop of new cones Black Hills N.F.

core  

Soil Contamination Around the Copper Smelter and the Use of Soil Microarthropods as Bioindicators

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Soil contamination from smelter emissions, including heavy metals (HM), rare earth elements (REEs), and sulfur, poses a significant threat to soil ecosystems. In the immediate vicinity of the Głogów Copper Smelter, HM concentrations were several times higher than in more distant forest stands.
Jacek Malica   +10 more
wiley   +1 more source

Mature seed ponderosa pine, Harney National Forest

open access: yes, 1925
Caption: "A mature Black Hills ponderosa pine seed tree. Many of the younger pines around it are its progeny. Good forestry practices assure continuing crops of timber and forage.
Gill, Tom, 1891-1972;
core  

Comparative Effectiveness of Different Mulch Types and Application Rates for Reducing Runoff and Sediment Yield on Forest Skid Trails

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Rehabilitation of skid trails following timber harvesting is critical for preserving forest soil integrity, particularly within ecologically sensitive ecosystems such as the Hyrcanian forests of northern Iran, a UNESCO World Heritage Site. Although mulching is widely recommended for erosion control, field evidence comparing different locally ...
Masoumeh Ahmadi   +7 more
wiley   +1 more source

Some chemical properties of camiyani black pine

open access: yes, 2020
The aim of this study was to assess some chemical properties of Pinus nigra Arn. var. pallasiana subsp. pallasiana. This, is one of the most valued tree species used in furniture industry in Turkey. The distribution of this relict species is the Western Black Sea Region.
Aytekin, Alper   +2 more
openaire   +1 more source

Manufacturing Nostalgia in the Digital Age: A Foreverism Perspective

open access: yesPsychology &Marketing, EarlyView.
ABSTRACT Many scholars argue that we are experiencing the era of “retro”—nostalgia‐driven marketing and consumption phenomena reinforced by digital technologies. However, existing research lacks a critical analysis of nostalgia in contemporary markets and of how digital content, tools, and environments transform retro consumption experiences and alter ...
Dinara Davlembayeva   +4 more
wiley   +1 more source

Pine Trees

open access: yes
7 x 5 glass plate, a hillside covered with pine trees396 H86-038 Lester Black Collection Vault 334-417 Box 5 of 8 Glass plates H86-037 Lester Black Collection Black Hills Trip Black Hills (Editors Convention) 1923 - Fish Hatchery Spearfish- Camping at ...
Black, Lester
core  

Home - About - Disclaimer - Privacy