Results 21 to 30 of about 180 (89)

State of dark coniferous plantations in the southern part of the Yenisei Siberia: the role of biotic factors

open access: yes, 2021
The article assumes that, the areas of dark coniferous forests with disturbed and lost stability are catastrophically expanding in Siberian regions in the modern period.
A. Tatarintsev   +3 more
semanticscholar   +1 more source

Возбудители ржавчины хвойных пород в Беларуси [PDF]

open access: yes, 2008
В статье рассмотрены возбудители ржавчины хвойных пород в ...
Беломесяцева, Дарья Борисовна   +2 more
core  

WOODLAND CARIBOU AS ECOLOGICAL DRIVERS OF FIR WITCHES\u27 BROOM INFECTIONS ON THE SLATE ISLANDS [PDF]

open access: yes, 2022
Woodland caribou herbivory on The Slate Islands altered the forest landscape and ground flora resulting in the emergence of the rust fungi, Melampsorella caryophyllacearum.
Wilbanks, Ella C
core   +1 more source

Microfungi of the Tatra Mountains. Part 7. Correction of some data from herbaria and the literature [PDF]

open access: yes, 2016
The Tatra Mts are located on the border of two countries – Poland and Slovakia. It is a unique, extremely geobotanically-differentiated region, protected by law and listed on the UNESCO Biosphere Reserve List as an internationally recognized area. Due to
Bacigálová, Kamila   +5 more
core   +6 more sources

Alterations of the resin canal system of Pinus pinaster seedlings after fertilization of a healthy and of a Hylobius abietis attacked stand [PDF]

open access: yes, 2020
Changes in resource availability and biotic and abiotic stress may alter the defensive mechanisms of pine trees. The effect of fertilisation on the resin canal structure of Pinus pinaster seedlings established in two trials in NW Spain, one attacked by ...
A E Luis   +4 more
core  

Isolement et détection des champignons causant le feutrage blanc dans les plantations de sapins du Québec [PDF]

open access: yes, 2023
La production des arbres de Noël est considérée comme une activité agricole qui occupe une place importante au sein de la société québécoise. Le sapin de Noël est une culture agricole à part entière, elle représente un marché dynamique et distinct.
Mzahem, Rayene
core   +1 more source

Structure de la végétation en hêtraies-sapinières : effets sur le peuplement d’oiseaux [PDF]

open access: yes, 2012
Vegetation structure and composition, and parameters of the bird community (richness and abundance) were studied in managed beech-fir forests in Navarre (Spain).
JAVIER CUERVO, José   +2 more
core  

Differentiation of persistent anatomical defensive structures is costly and determined by nutrient availability and genetic growth-defence constraints [PDF]

open access: yes, 2015
Conifers exhibit a number of chemical and anatomical mechanisms to defend against pests and pathogens. Theory predicts an increased investment in plant defences under limited nutrient availability, but while this has been demonstrated for chemical ...
Moreira Tomé, Xoaquín   +3 more
core   +1 more source

Морфологические особенности мутационной и паразитарной "ведьминых метел" пихты сибирской [PDF]

open access: yes, 2009
Исследована морфоструктура побегов и система ветвления двух различных по происхождению "ведьминых мётел" – паразитарной и мутационной. Установлено, что при формировании системы ветвления у паразитарной "ведьминой метлы" бóльшую роль играют латентные ...
Ямбуров, Михаил Сергеевич
core   +1 more source

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