Results 41 to 50 of about 6,239 (226)

Why would plant species become extinct locally if growing conditions improve? [PDF]

open access: yes, 2012
wo assumptions underlie current models of the geographical ranges of perennial plant species: 1. current ranges are in equilibrium with the prevailing climate, and 2.
Bijlsma, Rienk-Jan   +3 more
core   +6 more sources

Timing of Drought Triggers Distinct Growth Responses in Holm Oak: Implications to Predict Warming-Induced Forest Defoliation and Growth Decline [PDF]

open access: yes, 2015
Droughts negatively impact forests by reducing growth and increasing defoliation leading to forest dieback as the climate becomes warmer and drier. However, the timing and severity of droughts determine how differently or intensively water shortage ...
Camarero, Jesús Julio   +2 more
core   +3 more sources

Olive phenology as a sensitive indicator of future climatic warming in the Mediterranean [PDF]

open access: yes, 2000
Experimental and modelling work suggests a strong dependence of olive flowering date on spring temperatures. Since airborne pollen concentrations reflect the flowering phenology of olive populations within a radius of 50 km, they may be a sensitive ...
Belmonte J.   +41 more
core   +1 more source

Delayed chilling appears to counteract flowering advances of apricot in southern UK [PDF]

open access: yes, 2017
Temperatures are rising across the globe, and the UK is no exception. Spring phenology of perennial fruit crops is to a large extent determined by temperature during effective chilling (endo-dormancy) and heat accumulation (eco-dormancy) periods.
Almorox   +70 more
core   +1 more source

No Consistent Evidence for Advancing or Delaying Trends in Spring Phenology on the Tibetan Plateau [PDF]

open access: yes, 2017
Vegetation phenology is a sensitive indicator of climate change and has significant effects on the exchange of carbon, water, and energy between the terrestrial biosphere and the atmosphere.
Badeck   +69 more
core   +3 more sources

Internal physiological drivers of leaf development in trees: Understanding the relationship between non‐structural carbohydrates and leaf phenology

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Plant phenology is crucial for understanding plant growth and climate feedback. It affects canopy structure, surface albedo, and carbon and water fluxes. While the influence of environmental factors on phenology is well‐documented, the role of plant intrinsic factors ...
Yunpeng Luo   +8 more
wiley   +1 more source

The performance of growing degree day models to predict spring phenology of herbaceous species depends on the species' temporal niche

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract The concept of growing degree days (GDDs) is commonly used to predict phenological events in plants, assuming that plants develop proportionally to the accumulated temperature. Two species‐specific parameters, TBase and t0 (minimum temperature above which and start date
Robert Rauschkolb   +10 more
wiley   +1 more source

Budburst dynamics of Norway spruce seedlings (Picea abies Karst.) – selection for late spring frosts resistence

open access: yesREFORESTA, 2021
Norway spruce is one of the most commonly used species for new forest planting in Europe. It is planted in a large number of habitats, often without following the previous results in the success of afforestation.
B. Cvjetković   +3 more
semanticscholar   +1 more source

Budburst Protocol [PDF]

open access: yes, 2003
The purpose of this resource is to observe budburst on selected trees at a Land Cover or Phenology Site. All students will learn about hummingbird natural history and ecology.
The GLOBE Program, University Corporation for Atmospheric Research (UCAR)
core  

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