Results 21 to 30 of about 3,551,947 (284)

New model for water resources spatial equilibrium evaluation and its application

open access: yesShui kexue jinzhan, 2021
To mitigate the insufficient consideration of fuzziness and dynamic conditions in water resources spatial equilibrium evaluation, a new model for water resources spatial equilibrium evaluation was developed based on the concept of variable set and ...
Yafeng YANG   +4 more
doaj   +1 more source

Construction and application of resilience evaluation model of water resources-water environment-social economy complex system in the Yangtze River Economic Belt

open access: yesShui kexue jinzhan, 2022
To avoid external shocks and challenges and to maintain regional peace and stable development, the research on the resilience of the water resources- water environment- social economy complex system is one of the important ways.
Ziyang ZHAO   +4 more
doaj   +1 more source

Photosynthesis Characteristics of Tomato Plants and Its’ Responses to Microclimate in New Solar Greenhouse in North China

open access: yesHorticulturae, 2023
With the increasing demand for vegetable fruits, vegetable plants are moved to protected structures for achieving high production and economic revenue, especially in undesirable seasons.
Haijun Liu, Mengxuan Shao, Li Yang
doaj   +1 more source

Impact of urbanization on the spatial and temporal evolution of the water system pattern: A study of the Wuhan metropolitan area in China

open access: yesEcological Indicators, 2023
With the rapid economic development and continuous urbanization, the status of river ecosystems is undergoing profound changes. Therefore, quantitative assessment of the impact of urbanization on the water system is highly desirable.
Yi Xiao   +4 more
doaj   +1 more source

Succession of phytoplankton in a shallow lake under the alternating influence of runoff and reverse water transfer

open access: yesHydrology Research, 2020
Both runoff and water diversion can interfere with the physical and chemical environment of a lake and affect aquatic organisms. In this study, previously obtained data were used to analyze the phytoplankton community, water quality, water level, and ...
Qing Li   +3 more
doaj   +1 more source

Transform Malmö into a sponge city? : A study about the sponge city-concept

open access: yes, 2021
Förekomsten av vattenrelaterade problem som extrem nederbörd, översvämningar, torka och vattenbrist kommer att öka i urbana områden till följd av de globala klimatförändringarna.
Dracic, Melisa
core   +2 more sources

Biological characterisation of Haliclona (?gellius) sp.: sponge and associated microorganisms. [PDF]

open access: yes, 2009
We have characterised the northern Pacific undescribed sponge Haliclona (?gellius) sp. based on rDNA of the sponge and its associated microorganisms.
Sipkema, D.   +7 more
core   +1 more source

Approach for Evaluating Summer Maize Yield Losses under Extreme Rainfall Events:A Case Study in “7·20” Heavy Rain Event in Henan Province

open access: yesGuan'gai paishui xuebao, 2023
【Objective】 Flooding and waterlogging is a common abiotic stress facing agricultural production. Understanding its impact on crop yield is essential to evaluating food supply and security.
LIU Haijun, TANG Xiaopei, YANG Li
doaj   +1 more source

Towards Commercial Production of Sponge Medicines [PDF]

open access: yes, 2009
Sponges can provide potential drugs against many major world-wide occurring diseases. Despite the high potential of sponge derived drugs no sustainable production method has been developed.
Marieke Koopmans   +6 more
core   +1 more source

Multiple approaches to enhance the cultivability of bacteria associated with the marine sponge Haliclona (gellius) sp [PDF]

open access: yes, 2011
Three methods were examined to cultivate bacteria associated with the marine sponge Haliclona (gellius) sp.: agar plate cultures, liquid cultures, and floating filter cultures.
Yang, Y.   +11 more
core   +1 more source

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