麦克马斯特虫卵计数板
The McMaster egg-counting slide has two counting chambers with a grid marked on top. All eggs visible within the grids of both chambers are counted.
Courtesy of Dr. Gary Conboy.
在这些主题中
The McMaster egg-counting slide has two counting chambers with a grid marked on top. All eggs visible within the grids of both chambers are counted.
Courtesy of Dr. Gary Conboy.