Results 11 to 20 of about 12,858 (304)

TREE ONION A LITTLE PART IN GLOBAL BIODIVERSITY

open access: yesОвощи России, 2017
Only administrative measures are not able to ensure the priority of existence for great number of biological species. There should be contribution of each population, regions in many countries and each person.
V. A. Kokoreva
doaj   +3 more sources

Tree cavity use by Chimney Swifts: implications for forestry and population recovery

open access: yesAvian Conservation and Ecology, 2014
The Chimney Swift (Chaetura pelagica) is an aerial insectivore and a cavity-nesting/roosting specialist designated as threatened in several jurisdictions.
Carolyn Zanchetta   +4 more
doaj   +2 more sources

ADVANCES IN THE PROPAGATION OF RAMBUTAN TREE [PDF]

open access: yesRevista Brasileira de Fruticultura, 2017
The reality of Brazilian fruit farming is demonstrating increasing demand for sustainable information about native and exotic fruit, which can diversify and elevate the efficiency of fruit exploitation.
RENATA APARECIDA DE ANDRADE   +3 more
doaj   +2 more sources

The Tree of Knowledge: System A New Map for Big History

open access: yesJournal of Big History, 2019
This article summarizes the Tree of Knowledge (ToK) System (Henriques, 2003; 2011), and compares and contrasts its depiction of cosmic evolution as four “dimensions of existence” (i.e., Matter, Life, Mind and Culture) with Big History’s eight thresholds ...
Gregg Henriques   +3 more
doaj   +3 more sources

A fruitful endeavor: Smallholders’ climate change adaptation strategies through tree species selection for planting [PDF]

open access: yes
In the African Sahel region, arable land is being increasingly threatened by the implications of climate change. Agroforestry offers opportunities to adapt to these challenges by enhancing ecological resilience and food production through ...
Mußhoff, Oliver, Müting, Luisa
core   +3 more sources

The Application of Quantitative Metabolomics for the Taxonomic Differentiation of Birds

open access: yesBiology, 2022
In the current pilot study, we propose the use of quantitative metabolomics to reconstruct the phylogeny of vertebrates, namely birds. We determined the concentrations of the 67 most abundant metabolites in the eye lenses of the following 14 species from
Ekaterina A. Zelentsova   +4 more
doaj   +1 more source

Qualidade sanitária de sementes de coquinho-azedo (Butia capitata) no Norte de Minas Gerais Health quality of Butia capitata seeds in the north of Minas Gerais, Brazil

open access: yesCiência Rural, 2008
O coquinho-azedo (Butia capitata Mart. Becc.) é uma palmeira nativa dos cerrados brasileiros e seus frutos são fonte de alimento para seres humanos e animais.
Hélida Mara Magalhães   +4 more
doaj   +1 more source

Tree Automata, (Dis-)Equality Constraints and Term Rewriting: What's New? [PDF]

open access: yes, 2011
International audienceConnections between Tree Automata and Term Rewriting are now well known. Whereas tree automata can be viewed as a subclass of ground rewrite systems, tree automata are successfully used as decision tools in rewriting theory ...
Tison, Sophie
core   +1 more source

Baxter Tree-like Tableaux

open access: yes, 2023
International audienceTree-like tableaux are objects in bijection with alternative or permutation tableaux. They have been the subject of a fruitful combinatorial study for the past few years.
Bouvel, Mathilde   +4 more
core   +1 more source

Introduction: Toward a “Post-Alexandrian” Agenda

open access: yesUrban Planning, 2023
Christopher Alexander, who died in March 2022, was undeniably one of the most influential, if sometimes controversial, urban thinkers of the last half-century. From Notes on the Synthesis of Form, his first book and Harvard PhD thesis, to the landmark “A
Michael W. Mehaffy, Tigran Haas
doaj   +1 more source

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