Results 31 to 40 of about 309,563 (194)

Precipitation-Use Efficiency and Its Conversion with Climate Types in Mainland China

open access: yesRemote Sensing, 2022
The impacts of climate change on ecosystem productivity and water resources over a long term in China are not well quantified. Precipitation-use efficiency (PUE) is a key parameter that describes carbon and water exchange in terrestrial ecosystems ...
Suping Wang   +7 more
doaj   +1 more source

Linkages between Phosphorus and Plant Diversity in Central European Forest Ecosystems—Complementarity or Competition? [PDF]

open access: yes, 2019
The phosphorus nutrition status of European forests has decreased significantly in recent decades. For a deeper understanding of complementarity and competition in terms of P acquisition in temperate forests, we have analyzed α-diversity, organic layer ...
Cierjacks, Arne   +4 more
core   +1 more source

Lessons from an active surveillance pilot to assess the pneumonia of unknown etiology surveillance system in China, 2016: the need to increase clinician participation in the detection and reporting of emerging respiratory infectious diseases

open access: yesBMC Infectious Diseases, 2019
Background We sought to assess reporting in China’s Pneumonia of Unknown Etiology (PUE) passive surveillance system for emerging respiratory infections and to identify ways to improve the PUE surveillance system’s detection of respiratory infections of ...
Nijuan Xiang   +19 more
doaj   +1 more source

The Relative Contributions of Climate and Grazing on the Dynamics of Grassland NPP and PUE on the Qinghai-Tibet Plateau

open access: yesRemote Sensing, 2021
Net primary productivity (NPP) and precipitation-use efficiency (PUE) are crucial indicators in understanding the responses of vegetation to global change.
Huilin Yu   +8 more
doaj   +1 more source

Plant functional trait diversity regulates the nonlinear response of productivity to regional climate change in Tibetan alpine grasslands [PDF]

open access: yes, 2016
The biodiversity-productivity relationship is still under debate for alpine grasslands on the Tibetan Plateau. We know little about direct and indirect effects of biotic and abiotic drivers on this relationship, especially in regard to plant functional ...
Wu, Jianshuang   +2 more
core   +1 more source

Puerarin-loaded PEG-PE micelles with enhanced anti-apoptotic effect and better pharmacokinetic profile

open access: yesDrug Delivery, 2018
Puerarin (PUE) is the most abundant isoflavonoid in kudzu root. It is widely used as a therapeutic agent for the treatment of cardiovascular diseases. However, the short elimination half-life, poor-bioavailability, and acute intravascular hemolysis of ...
Wenqun Li   +7 more
doaj   +1 more source

Phosphorus use efficiency in agricultural systems: A comprehensive assessment through the review of national scale substance flow analyses

open access: yesEcological Indicators, 2021
This paper redefined the agricultural production system and its subsystems with respect to phosphorus (P) flow to improve the assessment of the phosphorus use efficiency (PUE), which is a key indicator for P security and sustainability of water resources.
Rubel Biswas Chowdhury, Xin Zhang
doaj   +1 more source

PUE attack detection in CWSN using collaboration and learning behavior [PDF]

open access: yes, 2013
Cognitive Wireless Sensor Network (CWSN) is a new paradigm which integrates cognitive features in traditional Wireless Sensor Networks (WSNs) to mitigate important problems such as spectrum occupancy.
Araujo Pinto, Álvaro   +3 more
core   +2 more sources

A meta-QTL analysis highlights genomic hotspots associated with phosphorus use efficiency in rice (Oryza sativa L.)

open access: yesFrontiers in Plant Science, 2023
Phosphorus use efficiency (PUE) is a complex trait, governed by many minor quantitative trait loci (QTLs) with small effects. Advances in molecular marker technology have led to the identification of QTLs underlying PUE.
Ian Paul Navea   +12 more
doaj   +1 more source

Fish stock assessment of the northern New Caledonian lagoons : 2-Stocks of lagoon bottom and reef-associated fishes [PDF]

open access: yes, 2000
Les stocks de poissons des fonds de lagon et vivant à proximité des récifs se caractérisent par une forte diversité et un habitat hétérogène, ce qui rend les estimations de stocks difficiles.
Kulbicki, Michel   +2 more
core   +1 more source

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