Relier Pairs FetilizersVersion en ligne Reading about fertilizers par Phuong Xuan Pham 1 Potassium 2 Too much phosphorous 3 Chlorophyll 4 A lack of phosphorous 5 Nitrogen 6 Too much nitrogen 7 Too much foliage caused by the excess amount of nitrogen 8 Phosphorous Is used to produce chlorophyll provides materials for the transport of energy within an organism. can easily upset the chemical balance in aquatic environments. Can hinder the growth of fruit or vegetables provides plants with nutrients needed to form proteins, sugars, and starches. Can produce an excess of foliage leads to slow plant growth. Allows plants to absorb light and turn it into energy