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Background The noctal nondipping and elevated ming blood pressure (BP) in patients with obstructive sleep apnea syndrome......
The SiC nanotubes were synthesized on porous Si3N4 matrix by polysilazane immersion-pyrolysis.The β-SiC and free C cont......
在室内条件下,采用浸虫法测定了10种杀虫剂对柑橘木虱的毒力,结果表明,高效氯氟氰菊酯和溴氰菊酯对柑橘木虱成虫具有较高的毒力,其......
