Finally, available chemical controls such as seed treatments and foliar sprays should be tested in the experiment after all other control methods are in place.
Finally, available chemical controls such as seed treatments and foliar sprays should be tested in the experiment after all other control methods are in place.
最后在采用其它防治措施后，也应试用化学防治方法，例如，浸种、叶面喷药等。