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Climate change has affected the rates of chilling and heat accumulation, which are vital for flowering and production, in temperate fruit trees, but few studies have been conducted in the cold-winter climates of East Asia. To evaluate tree responses to variation in chill and heat accumulation rat...


Guo LDai, J.Ranjitkar SYu HXu, JianchuLuedeling, Eike[Chilling and heat requirements for flowering in temperate fruit trees]Chilling and heat requirements for flowering in temperate fruit trees

Shortening of the growing season despite a longer thermally favorable period implies that vegetation on the Tibetan Plateau is unable to exploit additional thermal resources availed by climate change. Ecosystem composition may no longer be well attuned to the local temperature regime, which has c...


Yu HXu, JianchuOkuto ELuedeling, Eike[Seasonal response of grasslands to climate change on the Tibetan plateau]Seasonal response of grasslands to climate change on the Tibetan plateau

The tree rhododendrons include the most widely distributed Himalayan Rhododendron species belonging to the subsection Arborea. Distributions of two members of this sub-species were modelled using bioclimatic data for current conditions (1950–2000). A subset of the least correlated bioclimatic var...


Ranjitkar SKindt, RoelandSujakhu NMHart RGuo WYang XShrestha, Krishna K.Xu, JianchuLuedeling, Eike[Separation of the bioclimatic spaces of Himalayan tree rhododendron species predicted by ensemble suitability models]Separation of the bioclimatic spaces of Himalayan tree rhododendron species predicted by ensemble suitability models

On-farm tree diversity patterns result from a social-ecological process shaped by different actors. Farmer preferences, tree-site matching, seed dispersal, tree domestication and delivery via nurseries all play important roles in forming these patterns. As part of a wider interest in tree cover t...


Ordoñez, J.C.Luedeling, EikeKindt, RoelandTata HLHarja DJamnadass, Ramni H.Noordwijk, Meine van[Constraints and opportunities for tree diversity management along the forest transition curve to achieve multifunctional agriculture]Constraints and opportunities for tree diversity management along the forest transition curve to achieve multifunctional agriculture

Temperate-zone trees must fulfill cultivar-specific chilling and heat requirements during the dormant period, in order to produce leaves and flowers in the following growing season. Timing and accumulation rate of chill and heat are understood to determine the timing of spring events, but both pr...


Luedeling, EikeGuo LDai, J.Leslie CBlanke, M.M.[Differential response of trees to temperature variation during the chilling and forcing phases]Differential response of trees to temperature variation during the chilling and forcing phases

Climate change has affected the phenology of plants and animals throughout the world, but few studies have evaluated climate responses of fruit trees in East Asia. In particular, the response of tree phenology to warming during different parts of the year has not been explored. We evaluated long-...


Guo LDai, J.Ranjitkar SXu, JianchuLuedeling, Eike[Response of chestnut phenology in China to climate variation and change]Response of chestnut phenology in China to climate variation and change

Increasing temperatures are likely to impact ectothermic pests of fruits and nuts. This paper aims to assess changes to pest pressure in California's US$0.7 billion walnut industry due to recent historic and projected future temperature changes. For two past (1950 and 2000) and 18 future climate ...


Luedeling, EikeSteinmann KPZhang MBrown, P.H.Gran JGirvetz, Evan H.[Climate change effects on walnut pests in California]Climate change effects on walnut pests in California

Establishing parkland agroforestry on currently treeless cropland in the West African Sahel may help mitigate climate change. To evaluate its potential, we used climatically suitable ranges for parklands for 19 climate scenarios, derived by ecological niche modeling, for estimating potential carb...


Luedeling, EikeNeufeldt, Henry[Carbon sequestration potential of parkland agroforestry in the Sahel]Carbon sequestration potential of parkland agroforestry in the Sahel

Many fruit and nut trees must fulfill a chilling requirement to break their winter dormancy and resume normal growth in spring. Several models exist for quantifying winter chill, and growers and researchers often tacitly assume that the choice of model is not important and estimates of species ch...


Luedeling, EikeBrown, P.H.[A global analysis of the comparability of winter chill models for fruit and nut trees]A global analysis of the comparability of winter chill models for fruit and nut trees

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