The R programming language is approaching its 30th birthday, and in the last three decades it has achieved a prominent role in statistics, bioinformatics, and data science in general.It currently ranks among Pedicure the top 10 most popular languages worldwide, and its community has produced tens of thousands of extensions and packages, with scopes
The green peach aphid, Myzus persicae (Sulzer) (Hemiptera: Aphididae), is an economically devastating crop pest worldwide.The M.persicae (SEF-R) population of a cabbage field in China was tested for susceptibilities to 13 insecticides.Compared with the susceptible population (FFJ-S), extremely high and high resistance to beta-cypermethrin (324-fold
A6061-T6 alloy has been used in the liner material of high-pressure hydrogen gas storage container that is mounted on a fuel cell vehicle.The degradation of the properties such as strength, toughness and hydrogen embrittlement resistance, etc., has been pointed out, because the grain structure of the mouthpiece part of the liner becomes coarse in t
Student engagement and burnout have received considerable attention from higher education researchers, but there is a dearth of research on the relationships between engagement and burnout dimensions.Accordingly, the present study aims to investigate the relationships between (a) student engagement dimensions, (b) student burnout dimensions, and (c