Objective to research snail control effect with magnesium borate ore powder in laboratory, field trials and field application.

目的观察硼镁石粉室内灭螺效果和现场应用效果。

youdao

Objective to research snail control effect with magnesium borate ore powder in laboratory, field trials and field application.

目的观察硼镁石粉室内灭螺效果和现场应用效果。

youdao