Results 71 to 80 of about 502,822 (117)

Carboxylates and the uptake of ammonium by excised maize roots [PDF]

open access: yes, 1975
The effect of carboxylates (organic acid anions) on NH 4 uptake was studied by changing the carboxylate level of roots prior to uptake experi ments. Succinate was the most effective stimulator of ammonium uptake.
Breteler, H.
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Mechanical properties of tree roots for soil reinforcement models [PDF]

open access: yes, 2001
Evidence from forestry has shown that part of the forest floor bearing capacity is delivered by tree roots. The beneficial effect however varies and diminishes with increasing number of vehicle passes. Roots potential for reinforcing the soil is known to
Cofie, P.
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CGIAR Research Program on Roots, Tubers and Bananas - Plan of Work and Budget 2019

open access: yes, 2019
The CGIAR Research Program on Roots, Tubers and Bananas (RTB) is a partnership collaboration led by the International Potato Center implemented jointly with Bioversity International, the International Center for Tropical Agriculture (CIAT), the ...
CGIAR Research Program on Roots, Tubers and Bananas
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Death certificate: Emily Margaret Roots

open access: yes, 1923
This is a photograph of the death certificate for Emily Margaret Roots, deceased on 1923-01-09, filed with the Arkansas Department of Health by the Ruebel Funeral Home in Little Rock.Transcribed.
Ruebel Funeral Home (Little Rock, Ark.)
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Oath of office, Logan H. Roots, 1871

open access: yes, 2018
Oath of office of Logan H. Roots to become a U.S. marshal in 1871.The oath emphasizes that Roots had not been a Confederate or borne arms against the United ...
Roots, Logan H. (Logan Holt), 1841-1893
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Unit roots in macroeconomic time series: theory, implications, and evidence [PDF]

open access: yes
The theme of unit roots in macroeconomic time series has received a great amount of theoretical and applied research in the last two decades. This paper presents some of the main issues regarding unit root tests, explores some of the implications for ...
Gilberto A. Libanio
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An investigation of the role of ascorbate peroxidase in the cyanobacteria-cycad symbiosis

open access: yes, 2013
https://rdc.reed.edu/v1/resources/23afb447-8506-419a-b8b4-9aa95e916125/thumb/128.jpgOxidative damage threatens tissues and other biological components of all organisms.
Lybrand, Daniel
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A case report : Supernumerary roots of deciduous molar associated with missing permanent premolars [PDF]

open access: yes, 2002
P(論文)Malformations of deciduous teeth occur is very rare, because of their primitive forms. The abnormality of the roots of deciduous teeth as well as of crowns is rare.
26351   +9 more
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Logan H. Roots collection

open access: yes
This collection contains a letter written to Logan H.
Mitchell, Virginia
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Roots, Olav

open access: yes, 2020
Inicio sus estudios musicales, de piano y violín a muy temprana edad. Luego escogió definitivamente el piano, y estudió este instrumento y armonía, contrapunto y composición en Tartu (Dorpat).
Línea de Investigación en Musicología Histórica
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