horizontal base-line method
... homogeneous propellant 均质发射药 horizontal base-line method 水平基线法 horizontal bombing 水平轰炸 ...
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用北京室内饲养的麦长管蚜以16种新老农药品种用点滴法进行了敏感水平测定,建立了麦长管蚜对16种供试农药的毒力基线。
Susceptibility levels of grain aphids reared in the insectary to 16 pesticides are examined in Beijing and the toxicity base lines have been established.
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