Results 31 to 40 of about 1,853 (161)

Urease Is Not Essential for Ureide Degradation in Soybean [PDF]

open access: yesPlant Physiology, 1995
The hypothesis that soybean (Glycine max L. [Merrill]) catabolizes ureides to urea to a physiologically significant extent was tested and rejected. Urease-negative (eu3-e1/eu3-e1) plants were supported by fixed N2 or by 2 mM NH4NO3, so that xylem-borne nitrogen contained predominantly ureides (allantoin and allantoic acid) or amide amino acids ...
N. E., Stebbins, J. C., Polacco
openaire   +2 more sources

Effects of nitrogen source and water availability on stem carbohydrates and cellulosic bioethanol traits of alfalfa plants [PDF]

open access: yes, 2012
35 Pags., 5 Tabls., 4 Figs. The definitive version is available at: http://www.sciencedirect.com/science/journal/01689452Symbiotic association of legumes with rhizobia frequently results in higher photosynthesis and soluble carbohydrates in comparison ...
Andueza, Donato   +5 more
core   +2 more sources

Enzymes of Ureide Synthesis in Pea and Soybean [PDF]

open access: yesPlant Physiology, 1983
Soybean (Glycine max) and pea (Pisum sativum) differ in the transport of fixed nitrogen from nodules to shoots. The dominant nitrogen transport compounds for soybean are ureides, while amides dominate in pea. A possible enzymic basis for this difference was examined.The level of enzymes involved in the formation of the ureides allantoin and allantoic ...
T M, Christensen, B U, Jochimsen
openaire   +2 more sources

The use of LAC fusions to analyse the regulation of NOD gene region of Rhizobium loti : a thesis presented in partial fulfilment of the requirements for the Degree of Master of Science in genetics at Massey University, Palmerston North, New Zealand [PDF]

open access: yes, 1990
Two approaches where used in the analysis of common and host specific nod gene expression in Rhizobium loti strains NZP2213 and NZP2037. The first approach using the Tn3-HoHol transposon to generate lacZ transcriptional/translational fusions, produced
Gillman, Michelle Ann
core  

Aspectos nutricionais e fisiológicos em genótipos de soja com diferentes níveis de tolerância à restrição hídrica. [PDF]

open access: yes, 2012
A fixação biológica de nitrogênio (FBN) é indispensável para a viabilidade da cultura da soja em termos econômicos e ambientais. Entretanto, a ocorrência de veranicos prejudica a cultura e a FBN.
CEREZINI, P.   +7 more
core  

Nitrogen transport in the orchid mycorrhizal symbiosis - further evidence for a mutualistic association. [PDF]

open access: yes, 2016
Mycorrhizas are symbioses integral to the health of plant-based ecosystems (Smith & Read, 2008). In a typical mycorrhizal association, fungi in, or on, plant roots pass soil-acquired inorganic nutrients and water to the plant host.
Bonnardeaux   +20 more
core   +1 more source

Bradyrhizobium sp. enhance ureide metabolism increasing peanuts yield

open access: yesArchives of Microbiology, 2019
This study aimed to evaluate the effects of seed inoculation with Bradyrhizobium sp. and co-inoculation with Azospirillum brasilense. The seed treatments were as follows: control (without inoculation); A. brasilense (2 mL per kg-1 of seed); A. brasilense (4 mL per kg-1 of seed); Bradyrhizobium sp. (2 mL per kg-1 of seed); Bradyrhizobium sp.
Thais Grassi Gericó   +7 more
openaire   +3 more sources

Fixação biológica de nitrogênio em soja sob déficit hídrico. [PDF]

open access: yes, 2012
Avaliaram-se em condições controladas os efeitos do déficit hídrico sobre a fixação biológica do nitrogênio (FBN) e componentes de rendimento em plantas de soja (Glycine max (L.) Merrill) (cv.
NASCIMENTO JUNIOR, V. C.   +2 more
core  

Ecological interpretations of nitrogen isotope ratios of terrestrial plants and soils [PDF]

open access: yes, 2015
Background Knowledge of biological and climatic controls in terrestrial nitrogen (N) cycling within and across ecosystems is central to understanding global patterns of key ecosystem processes. The ratios of 15N:14N in plants and soils have been used as
Brookshire, E. N. J.   +6 more
core   +1 more source

What do pink pigs and soybeans have in common? Selecting for mutants in the ureide pathway [PDF]

open access: yes, 2004
only availablePink Pigmented Facultative Methylotrophic bacteria (PPFMs) have been found to be the most abundant microorganisms among phylloplane microflora, and have been recovered from all plants examined. PPFMs are seed-transmitted and have been shown
Genochio, David   +2 more
core  

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