Results 31 to 40 of about 132,594 (344)

The development of lucerne root morphology traits under high initial stand density within a seven year period

open access: yesPlant, Soil and Environment, 2011
The root system of plants is generally regarded as a factor, which is in relation to important agronomic and ecological characteristics. The aim of this study was to investigate the effect of high initial stand density on the reduction in development of ...
J. Hakl   +3 more
doaj   +1 more source

Effect of ZnO and CuO nanoparticles on the growth, nutrient absorption, and potential health risk of the seasonal vegetable Medicago polymorpha L. [PDF]

open access: yesPeerJ, 2022
Background Medicago polymorpha L., a seasonal vegetable, is commonly grown in China. The increasing use of nanoparticles (NPs) such as ZnO and CuO NPs in agriculture has raised concerns about their potential risks for plant growth and for human ...
Hongting Ji   +4 more
doaj   +2 more sources

The nitric oxide response in plant-associated endosymbiotic bacteria [PDF]

open access: yes, 2011
Nitric oxide (NO) is a gaseous signalling molecule which becomes very toxic due to its ability to react with multiple cellular targets in biological systems. Bacterial cells protect against NO through the expression of enzymes that detoxify this molecule
Andrew J. Gates   +57 more
core   +1 more source

Complete sequencing of the chloroplast genomes of two Medicago species

open access: yesMitochondrial DNA. Part B. Resources, 2017
In this study, we aimed to determine the complete nucleotide sequences of the chloroplast genomes of Medicago sativa L. and Medicago falcata L. and perform their phylogenomic analysis. The chloroplast genomes of M. Sativa and M.
Yan Weihong   +6 more
doaj   +1 more source

Pengaruh Pemberian Pupuk Bokashi Feses Sapi Sumba Ongole terhadap Pertumbuhan Tanaman Alfalfa (Medicago sativa L.)

open access: yesPastura: Journal of Tropical Forage Science, 2023
ABSTRAK  Alfalfa (Medicago sativa L.) merupakan salah satu leguminosa dengan kandungan nutrisi tinggi dengan tingkat palatabilitas yang baik pada ternak ruminansia. Penelitian ini bertujuan untuk mengevaluasi pengaruh pemberian pupuk bokashi feses sapi
Marselinus Hambakodu   +2 more
doaj   +1 more source

Synteny analysis in Rosids with a walnut physical map reveals slow genome evolution in long-lived woody perennials. [PDF]

open access: yes, 2015
BackgroundMutations often accompany DNA replication. Since there may be fewer cell cycles per year in the germlines of long-lived than short-lived angiosperms, the genomes of long-lived angiosperms may be diverging more slowly than those of short-lived ...
Aradhya, Mallikarjuna   +9 more
core   +2 more sources

INTRODUCTIVE RESOURCES OF MEDICAGO AND PERSPECTIVES OF THEIR APPLICATION IN MOUNTAINOUS CONDITIONS

open access: yesТруды по прикладной ботанике, генетике и селекции, 2018
As a result of introductive tests of perennial Medicago species, interspecific differences in a set of traits were revealed. It was found that with the increase of the height above sea level the number of shoots on individual plant increases, while ...
M. D. Dibirov, E. A. Dzyubenko
doaj   +1 more source

Prime-pull vaccination with a plant-derived virus-like particle influenza vaccine elicits a broad immune response and protects aged mice from death and frailty after challenge

open access: yesImmunity & Ageing, 2019
Background Administered intramuscularly (IM), plant-derived, virus-like-particle (VLP) vaccines based on the influenza hemagglutinin (HA) protein elicit both humoral and cellular responses that can protect aged mice from lethal challenge.
Breanna Hodgins   +3 more
doaj   +1 more source

A Model for the Development of the Rhizobial and Arbuscular Mycorrhizal Symbioses in Legumes and Its Use to Understand the Roles of Ethylene in the Establishment of these two Symbioses [PDF]

open access: yes, 2002
We propose a model depicting the development of nodulation and arbuscular mycorrhizae. Both processes are dissected into many steps, using Pisum sativum L. nodulation mutants as a guideline. For nodulation, we distinguish two main developmental programs,
Albrecht C.   +192 more
core   +2 more sources

Emerging connections between small RNAs and phytohormones [PDF]

open access: yes, 2020
Small RNAs (sRNAs), mainly including miRNAs and siRNAs, are ubiquitous in eukaryotes. sRNAs mostly negatively regulate gene expression via (post-)transcriptional gene silencing through DNA methylation, mRNA cleavage, or translation inhibition.
Dubois, Marieke   +3 more
core   +2 more sources

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