Results 111 to 120 of about 131,848 (294)

Global patterns of woody residence time and its influence on model simulation of aboveground biomass [PDF]

open access: yes, 2017
Woody residence time (τw) is an important parameter that expresses the balance between mature forest recruitment/growth and mortality. Using field data collected from the literature, this study explored the global forest τw and investigated its influence
Allen   +74 more
core   +3 more sources

Simulating competition in the US bioeconomy to produce hard‐to‐electrify transportation fuels using limited biomass resources

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract This study presents a novel bioeconomy optimization framework, BiOpt, designed to address critical questions regarding the strategic use of limited US biomass resources for biofuel production. By integrating detailed techno‐economic analyses, life cycle assessments, and resource assessment data, BiOpt optimizes resource distributions across ...
Nicholas A. Carlson   +3 more
wiley   +1 more source

Leaf economic strategies drive global variation in phosphorus stimulation of terrestrial plant production

open access: yesNature Communications
Plant biomass and its allocation are fundamental for understanding biospheric matter production. However, the impacts of atmospheric phosphorus (P) deposition on species-specific biomass and its allocation in global terrestrial plants remain unclear.
Nan Yang   +23 more
doaj   +1 more source

Patterns of biomass allocation between foliage and woody structure: the effects of tree size and specific functional traits

open access: yesAnnals of Forest Research, 2016
Biomass allocation is closely related to species traits, resources availability and competitive abilities, and therefore it is often used to capture resource utilisation within plants. In this study, we searched for patterns in biomass allocation between
Sylvanus Mensah   +2 more
doaj   +1 more source

Quantifying the benefit of a proteome reserve in fluctuating environments. [PDF]

open access: yes, 2017
The overexpression of proteins is a major burden for fast-growing bacteria. Paradoxically, recent characterization of the proteome of Escherichia coli found many proteins expressed in excess of what appears to be optimal for exponential growth.
Erickson, David W   +4 more
core   +3 more sources

Influence of Zn2+ and Oxygen Supply on Malic Acid Production and Growth of Aspergillus oryzae

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Malic acid is a valuable platform chemical traditionally derived from fossil‐based resources. Microbial cultivation with Aspergillus oryzae offers a sustainable alternative based on renewable feedstocks. In this study, a well‐established minimal medium for malic acid production, commonly used in previous research to ensure reproducibility, was
Lukas Hartmann   +3 more
wiley   +1 more source

A comparative study of ethylene emanation upon nitrogen deficiency in natural accessions of Arabidopsis thaliana [PDF]

open access: yes, 2016
An original approach to develop sustainable agriculture with less nitrogen fertilizer inputs is to tackle the cross-talk between nitrogen nutrition and plant growth regulators.
Cristescu, Simona M   +6 more
core   +1 more source

Genetically Programmed Control of Overflow Metabolism

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Overflow metabolism is a highly undesirable phenomenon that occurs in virtually all cell factories. Although several schemes have been applied to avoid overflow metabolism, this problem remains far from being solved. In this study, a genetic sensor for detecting overflow metabolism was designed, and its substrate specificity and reversibility ...
Lærke M. Jensen   +3 more
wiley   +1 more source

Boron deficiency responses in maize (Zea mays L.) roots

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView., 2023
Abstract Background Boron (B) is an essential micronutrient for plants. Dicot plants respond to insufficient B supply by altering root architecture and root hair growth. How root systems of rather low‐B demanding monocot species such as maize (Zea mays L.) respond to B deficiency in terra has not been experimentally resolved, yet.
Manuela Désirée Bienert   +5 more
wiley   +1 more source

Impact of Agitation Power Input on Aspergillus oryzae Metabolism: Application of Multi‐Omics on an Industrial Enzyme Fermentation

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT The agitation power input substantially impacts the oxygen transfer rate in aerobic fermentation processes. Furthermore, in a carbon‐limited process where the substrate feed rate is controlled by the concentration of dissolved oxygen, the power input will consequently govern the feed rate.
Mariana Albino   +6 more
wiley   +1 more source

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