Lake trophic state change and constant algal composition …
WEBSep 1, 1992 · This study aimed to investigate the impact of water quality, exchange rate, and timing on the growth of algal cells in the Niuweiling Reservoir, with the aim of unveiling an effective water exchange strategy for mitigating HABs in natural water systems.
Integration of In-Situ Resource Utilization into lunar/Mars …
WEBJan 4, 2011 · There are five main areas of ISRU: (1) resource characterization and mapping, (2) mission consumable production, (3) civil engineering and surface construction, (4) in-situ energy generation, storage, and transfer, and (5) in-situ manufacturing and repair.
Size distribution modeling for fluidized bed solar-grade silicon ...
WEBApr 25, 2006 · Particle mass and number balances over discrete size intervals were performed to develop a tractable population balance model for size distribution of particulate processes. The model simulates silicon production during thermal decomposition of silane in a fluidized bed reactor.
Lake trophic state change and constant algal composition …
WEBSep 1, 1992 · This paper summarizes the lake's response to restoration measures with an additional 3 years of data and evaluates the possible causes for the continued dominance of the phytoplankton by blue-green algae in Parker Horn and South Lake and small green algae in Pelican Horn in spite of the lake's reduced trophic state.
Ecological impacts of water transfers on Lake Taihu from the …
WEBApr 1, 2010 · As an ecosystem responds to external environmental changes slowly due to its reorganization compared with the water quality and it has great influence on lake ecosystems, it is indispensable to evaluate ecological impacts from water transfers for the security of the water source in Lake Taihu. Evaluations were conducted by comparing …
Systematic method for rating soil quality of ... - ScienceDirect
WEBAug 1, 2000 · Consistent with Karlen et al., 1994a, Karlen et al., 1994b, soil quality was evaluated in terms of four soil functions: (1) accommodating water entry, (2) accommodating water movement and availability, (3) resisting surface structure degradation, and (4) supporting fruit quality and productivity.
Effects on water quality following water transfer in Lake Taihu, China
WEBApr 1, 2010 · This research investigated the impact of water transfer on water quality in a large scale. Lasting for 165 days, the two water transfers pumped 11.9 × 10 8 m 3 water from the Yangtze River to Lake Taihu.
Modelling impacts of water diversion on water quality in an urban ...
WEBMay 1, 2021 · Methods were proposed for enhancing water quality in urban small-scale lakes, including changing the way diversion projects are managed, improving the quality of diverted flow, enhancing flow fluidity, or utilizing wind effects and local topography.
Technology progress in mechanical harvest of fresh market apples
WEBAug 1, 2020 · Two startups of apple harvesting robots are in the stage of commercializing their products based on vacuum and three-finger end-effectors, respectively. Economic benefits, as well as technology reliability and robustness of both robots, are pending for validation before they are on the market.
Assessment of the Behaviour of Potatoes in a Cup-belt Planter
WEBSep 1, 2006 · A fixed feeding rate of 400 potatoes min −1 (cup-belt speed of 0·45 m s −1) was used to assess the effect of the potato shape. For the assessment of a normal distribution of the time intervals, 30 potatoes in five repetitions were used. In the other tests, 20 potatoes in three repetitions were used. 2.4.