Results 51 to 60 of about 33,109 (251)

The Spatial Distribution of Tree Dieback Affected by Mistletoe in Relation to their Crown Characteristics [PDF]

open access: yesجغرافیا و پایداری محیط, 2016
1- Introduction One of the main problems in The Zagros Forests is oak trees dieback. What is really certain and important is the fact that the tree dieback crisis caused the declining of oak in oak forest of Zagros. Oak decline is characterized by crown
Erfan Boshkar   +2 more
doaj  

Correlation between the Dieback Ratio and Cultivation Environment for Apple Orchards Infected by Soil-Borne Diseases in Chungbuk Province

open access: yesResearch in Plant Disease, 2017
The previous study showed that die-back of apple trees caused by soil-borne diseases was significantly high in the apple orchards in Chungbuk province. The correlation between dieback ratio and cultivation environment in apple orchards infected by soil ...
Sung-Hee Lee   +7 more
doaj   +1 more source

Development of an in vitro assay to screen Agathis australis (kauri) for resistance to Phytophthora agathidicida : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science at Massey University, Manawatū, New Zealand [PDF]

open access: yes, 2017
The iconic Agathis australis (kauri) of New Zealand, is under serious threat from kauri dieback disease caused by the soil-borne pathogen Phytophthora agathidicida.
Herewini, Echo
core  

Relationship Analysis Between Leaf-Stomata Characteristics with Cocoa Resistance to Vascular-Streak Dieback [PDF]

open access: yes, 2016
Characteristics of leaf-stomata indicate having relationship with the resistance of cocoa to vascular-streak dieback (VSD) caused by Ceratobasidum theobromae. This research has objective to identify the relationship between leaf-stomata
Soesilo, A. W. (Agung)   +3 more
core   +2 more sources

Decreasing water availability reduces productivity in Swiss forests along an altitudinal gradient

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Forests are one of the most important terrestrial carbon sinks, but are increasingly under pressure due to drought, heat and the occurrence of extreme events. There are opposing longer term trends for European forest growth reported, and severe drought and disturbance ...
Sophia Etzold   +8 more
wiley   +1 more source

Phytophthora root and collar rot in rehabilitated bauxite mines and the adjacent Eucalyptus marginata (Jarrah) forest of Western Australia [PDF]

open access: yes, 2000
This study gives an overview of recent and current research activities that are being conducted in Western Australia on the biology, ecology and pathology of Phytophthora cinnamomi in rehabilitated bauxite mines and the adjacent jarrah (Eucalyptus ...
Hardy, G.E.St.J.
core   +1 more source

The grapevine microbiota: A review on the possible impacts of plant protection programs on phyllosphere microorganisms

open access: yesAnnals of Applied Biology, EarlyView.
This review highlights recent advances in understanding how plant protection programs and alternative fungicides affect the taxonomic composition of the grapevine phyllosphere microbiota. Bacterial and fungal communities are primarily shaped by the plant compartment, vineyard location, and sampling time. Plant protection programs generally have a minor
Sofia Montanari   +6 more
wiley   +1 more source

Unraveling the mystery of dieback in Dalbergia sissoo: a review

open access: yesPhytopathology Research
The shisham tree (Dalbergia sissoo) is a keystone hardwood species of South Asia, highly valued in economic value in forestry, agroforestry, and landscape horticulture due to its durable, fragrant, and decay-resistant wood.
Muhammad Zunair Latif   +3 more
doaj   +1 more source

Sentinel-2 time series reveal species-specific responses in temperate conifer dieback

open access: yesEuropean Journal of Remote Sensing
Silver fir (Abies alba Mill.), Norway spruce (Picea abies (L.) H. Karst) and Scots pine (Pinus sylvestris L.) tare major European conifers undergoing severe dieback.
Hélène Carletti   +8 more
doaj   +1 more source

Attraction of Phoracantha mastersi (Coloeptera: Cerambycidae) to copulation‐associated olfactory stimuli

open access: yesAgricultural and Forest Entomology, EarlyView.
Damage caused by Phoracantha mastersi larvae are the primary cause of forest decline in Australia's subalpine forests. Behaviour of male adult beetles was tested in response to a suite of commercial semiochemicals and conspecifics engaged in active copulation within a Y‐maze.
Matthew Theodore Brookhouse   +3 more
wiley   +1 more source

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