b. about 85% of the bodyâs phosphorus is located in bones and teeth. c. the phosphoric acid in cola drinks has little effect on bone content. d. the ratio of phosphorus to calcium in the diet is important for bone maintenance.
Grass that grows in undesirable locations, such as between the cracks of a sidewalk, can be killed with chemicals called non-selective herbicides. Every herbicide, even ones with the same active ingredient, can have different strengths. Therefore, purchase herbicides in a ready-to-use container for easy use.
Weed killers, known also as herbicides, help control unwanted weeds, but the products use chemicals that can damage other plants that you want to keep. While trees are less susceptible to herbicide damage than non-woody plants, proper use of the chemicals is necessary, particularly around young trees.