Root exudation of sugars, amino acids, and organic acids by maize as affected by nitrogen, phosphorus, potassium, and iron deficiency

LC Carvalhais, PG Dennis… - Journal of Plant …, 2011 - Wiley Online Library
Root exudates play a major role in the mobilization of sparingly soluble nutrients in the
rhizosphere. Since the amount and composition of major metabolites in root exudates from …

Soluble root exudates of maize: influence of potassium supply and rhizosphere microorganisms

I Kraffczyk, G Trolldenier, H Beringer - Soil Biology and Biochemistry, 1984 - Elsevier
Maize was grown for 36 days in solution culture with roots either under axenic conditions or
in the presence of rhizosphere organisms. In other experiments with sterile roots the plants …

Root exudates: a pathway for short-term N transfer from clover and ryegrass

F Paynel, PJ Murray, J Bernard Cliquet - Plant and soil, 2001 - Springer
The short-term transfer of nitrogen (N) from legumes to grasses was investigated in two
laboratory studies. One study was done in pots where the roots of white clover (Trifolium …

Role of proteinaceous amino acids released in root exudates in nutrient acquisition from the rhizosphere

DL Jones, AC Edwards, K Donachie, PR Darrah - Plant and Soil, 1994 - Springer
The role of proteinaceous amino acids in rhizosphere nutrient mobilization was assessed
both experimentally and theoretically. The degree of adsorption onto the soil's solid phase …

Methods of collection of plant root exudates in relation to plant metabolism and purpose: a review

V Vranova, K Rejsek, KR Skene… - Journal of Plant …, 2013 - Wiley Online Library
The aim of this work is to review the current knowledge on the effects of plant metabolism
(C3, C4, and CAM) on root exudation and on the methods of exudate collection as well as …

Root amino acid exudation: measurement of high efflux rates of glycine and serine from six different plant species

F Lesuffleur, F Paynel, MP Bataillé, E Le Deunff… - Plant and soil, 2007 - Springer
Amino acid concentration in the rhizosphere results from fluxes between plant roots, soil and
microorganisms. In this context, root amino acid exudation process, composed of both efflux …

Qualitative and quantitative analysis of water‐soluble root exudates in relation to plant species and development

A Gransee, L Wittenmayer - Journal of plant nutrition and soil …, 2000 - Wiley Online Library
The composition of root‐derived substances is of great importance for the understanding of
processes in the rhizosphere. Therefore, methods allowing a comprehensive collection and …

Root exudates as mediators of mineral acquisition in low-nutrient environments

FD Dakora, DA Phillips - Food security in nutrient-stressed environments …, 2002 - Springer
Plant developmental processes are controlled by internal signals that depend on the
adequate supply of mineral nutrients by soil to roots. Thus, the availability of nutrient …

Root excretions in relation to the rhizosphere effect: IV. Influence of plant species, age of plant, light, temperature, and calcium nutrition on exudation

AD Rovira - Plant and soil, 1959 - Springer
The exudation of amino acids by the roots of tomato, subterranean clover, and phalaris
growing in nutrient solution under different environmental conditions has been studied. The …

Microbial products trigger amino acid exudation from plant roots

DA Phillips, TC Fox, MD King… - Plant …, 2004 - academic.oup.com
Plants naturally cycle amino acids across root cell plasma membranes, and any net efflux is
termed exudation. The dominant ecological view is that microorganisms and roots passively …