Results 91 to 100 of about 5,716 (251)

Changes in sediment discharge over the 20th century from a mountain catchment that has experienced severe anthropogenic disturbances

open access: yesEarth Surface Processes and Landforms, Volume 50, Issue 4, 30 March 2025.
The Shirasaka Experimental Watershed was established in a severely degraded area, and records of repeated dredging volumes from a weir pond provided the long‐term sediment discharge record from 1929 to 2022. Sediment yields gradually decreased from about 1,000 m3/km2/y to 100 m3/km2/y, demonstrating the long‐lasting effect of human disturbance ...
Yuko Asano   +4 more
wiley   +1 more source

Identification of Goldenseal (Hydrastis canadensis L.) Habitat and Indicators in Pennsylvania, USA: The Influence of Climate and Site on In Situ Conservation of an Edge of Range Plant Species

open access: yesEcology and Evolution, Volume 15, Issue 3, March 2025.
Goldenseal (Hydrastis canadensis L.) is a perennial herbaceous plant native to eastern North America. GIS‐based Maximum Entropy (Maxent) modeling using known occurrence points was combined with field plot data to identify potential factors governing goldenseal's distribution in Pennsylvania and identify vegetative indicators of supportive habitat ...
Ezra Houston   +3 more
wiley   +1 more source

Pest categorisation of Pseudocercospora pini-densiflorae [PDF]

open access: yes, 2017
Following a request from the European Commission, the EFSA Plant Health (PLH) Panel performed a pest categorisation of Pseudocercospora pini-densiflorae, a well-defined and distinguishable fungal species of the family Mycosphaerellaceae.
Boberg, J.   +24 more
core   +4 more sources

Exploring the Bioactive Potential of Pinus mugo Turra Essential Oil: Volatile Composition, Antioxidant, Antimicrobial, Antibiofilm and Insecticidal Activities

open access: yesFlavour and Fragrance Journal, Volume 40, Issue 2, Page 349-364, March 2025.
Pinus mugo EO chemical investigation and antimicrobial, antioxidant and insecticidal properties. ABSTRACT Pinus represents a potential source of valuable bioactive substances. In this study, the chemical composition and biological activity of essential oils extracted from Pinus mugo Turra needles (PMEO) were investigated.
Miroslava Kačániová   +10 more
wiley   +1 more source

Distribution of Phytolacca americana in a coastal sand dune

open access: yesJournal of Ecology and Environment, 2014
This study examined the main factors affecting the distribution of Phytolacca americana , an exotic plant species in Korea, in coastal sand dunes. The areas examined from June 2004 to February 2006 were in Sindusagu where was located on Sindu-
Byeong-Mee Min
doaj   +1 more source

The Expansion Mode of Adult Matsucoccus Matsumurae (Hemiptera: Margarodidae) in Pinus Thunbergii (Pinales: Pinaceae) and Pinus Densiflora (Pinales: Pinaceae) Forests in Shandong Province, China [PDF]

open access: yesE3S Web of Conferences
Understanding the expansion mode of adult Matsucoccus matsumurae Kuwana (Hemiptera: Margarodidae) is important for pest control and management measures. The infection situation, emergence patterns, host selection and aggregation behaviors of females have
Gao Xing   +5 more
doaj   +1 more source

Interés medicinal de Poria cocos (=Wolfiporia extensa). [PDF]

open access: yes, 2009
El esclerocio del hongo Poria cocos forma parte, desde hace miles de años, de la farmacopea china. En esta\ud revisión se presentan aspectos sobre la biología y nomenclatura de este hongo, y especialmente sobre su\ud composición y aplicaciones ...
Illana Esteban, Carlos
core   +4 more sources

Planten en luchtkwaliteit [PDF]

open access: yes, 2009
Planten hebben een grote waarde voor het milieu en de levenskwaliteit van mensen. Dit wordt steeds meer erkend. Mensen houden van groen en het is aangetoond dat een groene leefomgeving mensen tot rust brengt en bijdraagt aan een goede gezondheid.
Hoffman, M.H.A.
core   +1 more source

Development and seasonal variations of Lophodermium populations on Pinus thunbergii needle litter

open access: yesMycoscience, 2006
A quantitative method was developed to describe Lophodermium (Rhytismataceae, Ascomycetes) populations on Pinus thunbergii needle litter, and seasonal patterns of population variation were examined based on this method. We focused on the formation of black zone lines across needles and the production of Lophodermium ascocarps on needle portions ...
Dai Hirose, Takashi Osono
openaire   +1 more source

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