Genetic diversity was investigated using assay of vertical slab ployacrylamide gel electrophoresis for the nine populations of Fenneropenaeus penicillatus. The results showed high levels of genetic ...

His stunning scramble up the 3,000-foot granite wall known as El Capitan, in less than 4 hours, came after meticulous planning and training.

With California’s Yosemite Valley far beneath him, Alex Honnold free solos— which means climbing without ropes or safety gear—up a crack on the 3,000-foot southwest face of El Capitan ...

The 210B SRA slab rider is designed f or concrete drilling projects needing greater accuracy and no disturbance to the subgrade. Users can stitch or drill horizontally, vertically or at an angle ...

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