Results 31 to 40 of about 2,176,824 (385)
Objetivou-se determinar a exigência de fósforo disponível para tilápias-do-nilo. Utilizaram-se 144 peixes com peso vivo inicial de 35,33 ± 0,66 g, distribuídos em delineamento de blocos ao acaso, com quatro tratamentos e três repetições. Foram fornecidas
Wilson Massamitu Furuya+5 more
doaj +1 more source
Analisis Mineral Tanah Rawan Longsor Menggunakan X-Ray Diffraction Di Desa Sawaru Kabupaten Maros
The study of soil minerals structure has been conducted in the Sawaru village, Maros regency, South Sulawesi which is locally known to be the landslides-prone area.
Rahmaniah Rahmaniah+3 more
doaj +1 more source
Although studies about the origin of life are a frontier in science and a number of effective approaches have been developed, drawbacks still exist. Examples include: (1) simulation of chemical evolution experiments (which were demonstrated for the first
Kunio Kawamura
doaj +1 more source
Reservoir theory for studying the geochemical evolution of soils [PDF]
[1] Linking mineral weathering rates measured in the laboratory to those measured at the landscape scale is problematic. In laboratory studies, collections of minerals are exposed to the same weathering environment over a fixed amount of time. In natural
Almond+58 more
core +1 more source
Radon concentration in self-bottled mineral spring waters as a possible public health issue [PDF]
Since 2013, the Council Directive 2013/51/Euratom has been regulating the content of radioactive substances in water intended for human consumption. However, mineral waters are exempted from this regulation, including self-bottled springs waters, where ...
Ampollini, M.+10 more
core +1 more source
Selfish Mining in Proof-of-Work Blockchain with Multiple Miners: An Empirical Evaluation [PDF]
Proof-of-Work blockchain, despite its numerous benefits, is still not an entirely secure technology due to the existence of Selfish Mining (SM) strategies that can disrupt the system and its mining economy. While the effect of SM has been studied mostly in a two-miners scenario, it has not been investigated in a more practical context where there are ...
arxiv +1 more source
A Collaboration Strategy in the Mining Pool for Proof-of-Neural-Architecture Consensus [PDF]
In most popular public accessible cryptocurrency systems, the mining pool plays a key role because mining cryptocurrency with the mining pool turns the non-profitable situation into profitable for individual miners. In many recent novel blockchain consensuses, the deep learning training procedure becomes the task for miners to prove their workload ...
arxiv
Guidelines for the Diagnosis and Treatment of Primary Osteoporosis (2022) [PDF]
Chinese Society of Osteoporosis and Bone Mineral Research
doaj +1 more source
Com o objetivo de determinar a exigência de cobre (Cu) para frangos de corte na fase inicial (8 - 21 dias), foram utilizadas 384 aves, metade machos e metade fêmeas. Foi elaborada uma dieta basal atendendo às exigências nutricionais das aves, com exceção
Marlene Schmidt+4 more
doaj +1 more source