Texas A&M University
Texas a & M University: Root Function in Grass Plants
This site from the Texas A & M University discusses some factors which influencethe growth and development of rootsin various species of grass plants.Relates root nutrient absorptionto the photosynthetic rate in these plants.
Science Education Resource Center at Carleton College
Serc: Duckweed Bioassay
This lab was designed with the intent to mimic the effect fertilizers can have on plants in a lake or pond ecosystem. Students determine the effect different fertilizer concentrations have on the growth rate of duckweed plants, as...