Results 11 to 20 of about 128,546,329 (291)
Tree-Ring Dating and Archaeology in the American Southwest
The relationship between archaeology and tree-ring dating, or dendrochronology, is reviewed. Until the past decade, the applications of tree-ring dating to archaeological problems had not been thoroughly exploited.
Robinson, William J.
core +4 more sources
Search trees on trees (STTs) are a far-reaching generalization of binary search trees (BSTs), allowing the efficient exploration of tree-structured domains. (BSTs are the special case in which the underlying domain is a path.) Trees on trees have been extensively studied under various guises in computer science and discrete mathematics.
Benjamin Aram Berendsohn +1 more
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Background Growth-regulating factors (GRFs) are plant-specific transcription factors that control organ size. Nineteen GRF genes were identified in the Populus trichocarpa genome and one was reported to control leaf size mainly by regulating cell ...
Jinnan Wang +6 more
doaj +1 more source
Walnut is one of the world’s four largest nuts. Currently, the bottleneck in walnut breeding is the production of resistant variants. Soil salinization is a global problem, and the use of salt-tolerant rootstocks is a basic strategy to overcome the ...
Xinying Ji +7 more
doaj +1 more source
The R2R3-MYB transcription factor family in Taxus chinensis: identification, characterization, expression profiling and posttranscriptional regulation analysis [PDF]
The MYB transcription factor family is one of the largest gene families playing regulatory roles in plant growth and development. The MYB family has been studied in a variety of plant species but has not been reported in Taxus chinensis.
Xinling Hu +4 more
doaj +2 more sources
The basic helix-loop-helix (bHLH) family of transcription factors is one of the largest and oldest transcription factor families in plants. Members of the bHLH family regulate various growth and metabolic processes in plants.
Jiujun Du +6 more
doaj +1 more source
Tree-Rings and Sunspot Numbers
Tree-ring series that record climatic variation have long been of interest for study of possible effects of solar variability on terrestrial phenomena.
LaMarche, Valmore C., Jr. +1 more
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Pairs of trees in tree–tree triangulations
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Günter Schaar, Zdzislaw Skupien
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Liquidambar formosana is important for its ornamental value in China; it is increasingly used for landscaping and gardening trees due to its diverse leaf colors and seasonal changes. Varieties including either a fixed leaf color, the purplish ‘Fuluzifeng’
Jiuxin Lai +3 more
doaj +1 more source
Fast approximation of search trees on trees with centroid trees
Search trees on trees (STTs) generalize the fundamental binary search tree (BST) data structure: in STTs the underlying search space is an arbitrary tree, whereas in BSTs it is a path. An optimal BST of size $n$ can be computed for a given distribution of queries in $O(n^2)$ time [Knuth 1971] and centroid BSTs provide a nearly-optimal alternative ...
Berendsohn, Benjamin Aram +3 more
openaire +4 more sources

