Results 61 to 70 of about 682,902 (306)

Nutrient metal elements in plants

open access: yesMetallomics, 2014
Plants need many different metal elements for growth, development and reproduction, which must be mobilized from the soil matrix and absorbed by the roots as metal ions. Once taken up by the roots, metal ions are allocated to different parts of the plant by the vascular tissues.
DAL CORSO, Giovanni   +3 more
openaire   +3 more sources

Effects of grazing intensity and topography on steppe vegetation and soil properties of Mt. Aragats, Armenia

open access: yesNotulae Botanicae Horti Agrobotanici Cluj-Napoca
Steppes are large ecosystems and diverse in plant composition and soils-climatic conditions. Steppes have been used for pastoralism for centuries. Few studies have considered interactive effects of grazing intensity and topography on steppe productivity,
Marine NAVASARDYAN   +3 more
doaj   +1 more source

General Limitations to Endophytic Entomopathogenic Fungi Use as Plant Growth Promoters, Pests and Pathogens Biocontrol Agents

open access: yesPlants, 2021
The multiple roles of fungal entomopathogens in host plants’ growth promotion, pest and pathogen management have drawn huge attention for investigation. Endophytic species are known to influence various activities of their associated host plants, and the
Bamisope Steve Bamisile   +4 more
doaj   +1 more source

Dietary Protein Intake and Peritoneal Protein Losses in Peritoneal Dialysis Patients

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Peritoneal dialysis (PD) patients lose protein in their waste dialysate, potentially increasing their risk for malnutrition. We wished to determine whether there was any association between losses and dietary protein intake (DPI). Methods DPI was assessed from 24‐h dietary recall using Nutrics software.
Haalah Shaaker, Andrew Davenport
wiley   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Tillering Response of \u27Monon\u27 And \u27Newton\u27 Winter Wheats Infested With Biotype L Hessian Fly (Diptera: Cecidomyiidae) Larvae [PDF]

open access: yes, 2017
Two wheat, Triticum aestivum, cultivars that differed in their ability to tiller were infested by ovipositing Hessian flies, Mayetiola destructor, under similar controlled conditions.
Hoxie, Robert P, Wellso, Stanley G
core   +2 more sources

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Human faeces as a resource in agriculture [PDF]

open access: yes, 1999
Human excreta are a valuable source of nutrients. Their use should be promoted in order to replace some of artificial fertilisers used in agriculture.
Malkki, Sirkka
core  

Resource Mediated Competition of two South Texas Natives: _Acacia berlandieri_ and _Trichloris pluriflora_ [PDF]

open access: yes, 2009
*Background/Question/Methods* _Acacia berlandieri_, an early-successional C~3~ woody shrub legume, and _Trichloris pluriflora_, a late-successional/climax C~4~ mid-tall grass, reside in similar habitats and have both been documented in Texas ...
Paul N. Jurena, Sara J. Roach
core   +2 more sources

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