Results 51 to 60 of about 89,724 (258)

Delaying chloroplast turnover increases water-deficit stress tolerance through the enhancement of nitrogen assimilation in rice. [PDF]

open access: yes, 2017
Abiotic stress-induced senescence in crops is a process particularly affecting the photosynthetic apparatus, decreasing photosynthetic activity and inducing chloroplast degradation.
Blumwald, Eduardo   +5 more
core   +1 more source

Towards Water, Food and Energy Security: The Global Challenges and Possible Solutions for a Holistic Vision of Sustainability

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT This invited paper gives an overview of the challenges the world is facing and offers a possible solution for water and food security within the holistic integrated concept of the water–energy–food (WEF) nexus. The paper summarizes the experience the author gained through working on various research projects at national and international ...
Ragab Ragab
wiley   +1 more source

WALTer: a three-dimensional wheat model to study competition for light through the prediction of tillering dynamics.

open access: yesAnnals of Botany, 2019
BACKGROUND AND AIMS Branching is a main morphogenetic process involved in the adaptation of plants to the environment. In grasses, tillering is divided into three phases: tiller emergence, cessation of tillering and tiller regression.
C. Lecarpentier   +7 more
semanticscholar   +1 more source

Borax Promotes Fertility of Brassica napus Better Than Other Boron Species at Suboptimal Supply

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
ABSTRACT Background Continuous and sufficient boron (B) supply is essential for achieving maximum yield in Brassica napus. Increasing incidences of environmental water limitation are linked to reduced plant B availability and increased B deficiencies.
Jiline B. Tölle   +2 more
wiley   +1 more source

Fungal Symbionts as Manipulators of Plant Reproductive Biology [PDF]

open access: yes, 2013
Symbioses have shaped the evolution of life, most notably through the fixation of heritable symbionts into organelles. The inheritance of symbionts promotes mutualism and fixation by coupling partner fitness.
Afkhami, Michelle E.   +3 more
core   +1 more source

Geochronology of the Whittlesey sedimentary succession, eastern England: The ‘Pompeii’ of the British late Middle Pleistocene to Holocene record

open access: yesJournal of Quaternary Science, EarlyView.
Abstract The sedimentary succession at Whittlesey preserves a unique British late Middle Pleistocene to Holocene record back to a time equivalent to at least marine oxygen isotope stage 8 (ca. 250 ka). This study builds on previously published sedimentology, geochronology and palaeoecology results to establish 20 sedimentary facies associations, with ...
H. E. Langford   +3 more
wiley   +1 more source

Nitrogen dynamics in the intact grasses Poa trivialis and Panicum maximum receiving contrastaing suplies of nitrogen. [PDF]

open access: yes, 2011
The C 3 grass Poa trivialis and the C 4 grass Panicum maximum were grown in sand culture and received a complete nutrient solution with nitrogen supplied as 1.5 mol m -3 NH 4NO 3.
CORSI, M., SANTOS. P. M., THORTON, B.
core   +1 more source

Nitrogen rates shaping rice yield and groundwater nitrate in the Jamuna River basin of north central Bangladesh

open access: yesJSFA reports, EarlyView.
Abstract Background Understanding how varying nitrogen fertilizer rates influence both rice productivity and groundwater nitrate contamination is critical for ensuring sustainable crop production and environmental protection in the Jamuna River Basin of north‐central Bangladesh.
Md. Israfil Haq   +4 more
wiley   +1 more source

Response of Lowland Rice Plants to Simulated Insect Defoliation in West Africa [PDF]

open access: yes, 2002
Field experiments were conducted to investigate the impact of simulated insect-caused defoliation on irrigated rice. Defoliation levels tested were 0% (control), 25% defoliation at 21 days after transplanting (dat), 25% defoliation at 41 dat, 25 ...
Heinrichs, E. A., Oyediran, I. O.
core   +1 more source

Tiller size/density compensation in Marandu palisadegrass swards [PDF]

open access: yes, 2008
Este trabalho foi realizado para verificar a existência de relação entre tamanho e número de perfilhos em pastos de capim-marandu e testar se ajustes relacionados a variações em índice de área foliar (IAF), relação área foliar:volume por perfilho (R) e ...
SBRISSIA, André Fischer   +1 more
core   +3 more sources

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