用“weed killer”造句大全，weed killer造句

a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide and weed killer.

With the area expanding of the corn planting varieties of weeding in the cornfield increase year by year, chemical weed killers have played leading roles.

For instance, those who grow herbicide-tolerant soybeans typically avoid the most noxious weed killer, turning instead to glyphosate herbicides, which are less toxic and degrade more quickly.

a colorless salt (NaClO3) used as a weed killer and an antiseptic.

To create and criticize at the same time is like watering and pouring weed killer onto seedlings at the same time.

Now, a growing number of weeds are developing resistance to the world's most popular weed killer.