Results 161 to 170 of about 100,456 (344)

Distal to proximal: a continuum of drivers shaping tree growth and carbon partitioning

open access: yesNew Phytologist, EarlyView.
Summary The relationship between tree carbon (C) assimilation and growth is central to understanding tree functioning and forecasting forest C sequestration, yet remains unresolved. The long‐standing debate over C source vs sink limits to growth has yielded invaluable insight, but rests on a false dichotomy.
Antoine Cabon
wiley   +1 more source

Trehalose 6‐phosphate – a central regulator at the crossroads of sugar signalling, metabolism, and development

open access: yesNew Phytologist, EarlyView.
Summary In mammals, blood sugar levels are tightly controlled by two hormones: insulin and glucagon. In flowering plants, a comparable regulatory mechanism exists, mediated by the sugar‐signalling molecule trehalose 6‐phosphate (Tre6P). Similar to insulin, Tre6P functions as a signal and negative feedback regulator of sucrose, the main transport sugar ...
Franziska Fichtner
wiley   +1 more source

LEUNIG regulates AGAMOUS expression in Arabidopsis flowers [PDF]

open access: yes, 1995
LEUNIG was identified in a genetic screen designed to isolate second-site enhancer mutations of the floral homeotic mutant apetala2-1. leunig mutations not only enhance apetala2, but by themselves cause a similar but less-pronounced homeotic ...
Liu, Zhongchi, Meyerowitz, Elliot M.
core  

Arabidopsis thaliana exhibits wide within‐species variation in tolerance to boron limitation and root and shoot trait resilience associate with a pleiotropic locus

open access: yesNew Phytologist, EarlyView.
Summary To improve plant tolerance to suboptimal availability of the micronutrient boron (B), it is crucial to understand the mechanisms plants have evolved to tolerate B‐limited conditions. We assessed temporal physiological, ionomic and molecular responses to B deficiency across 185 Arabidopsis thaliana accessions grown in soil‐substrate in an ...
Thomas D. Alcock   +8 more
wiley   +1 more source

PLETHORAs shape Arabidopsis phyllotaxis through modulation of patterning robustness and accelerated inflorescence development

open access: yesNew Phytologist, EarlyView.
Summary Phyllotaxis is the arrangement of lateral organs on a stem axis, which in Arabidopsis follows a spiral pattern. We previously described that loss of three PLETHORA (PLT) transcription factors shifts the phyllotactic spiral to novel metastable patterns, but the mechanism behind these shifts remained unclear.
Merijn Kerstens   +4 more
wiley   +1 more source

THE KEY ROLE OF PIN PROTEINS IN AUXIN TRANSPORT IN ARABIDOPSIS THALIANA ROOTS

open access: yesВавиловский журнал генетики и селекции, 2015
The phytohormone auxin is the key factor in plant morphogenesis. Being unevenly distributed in plant tissues, it forms gradients and concentration maxim а, according to which cells grow, divide, and differentiate. The family of PIN-FORMED (PIN) proteins,
V. V. Kovrizshnykh   +3 more
doaj  

Occurrence of potassium location in oil palm tissues with reserve sugars: consequences for oil palm K status determination [PDF]

open access: yes, 2014
In some fertilizer trials for oil palm, it is observed that potassium leaf content was not in concordance with potassium application. In some cases no "leaf" response is observed (leaflet potassium content from leaf rank 17 according to specific LD IRHO ...
Gérardeaux, Edward   +3 more
core  

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