Nutrient Needs of Plants & Trees: AHS.31 : Using Evaluation and Reflection (2,3) (PDF) | (PPT)
There is no simple equation for fertilizer application on plants and trees. This process must be evaluated often through examining plants, soil testing, and crop loads. This lesson examines how similar processes can be used in life examples.
Nutrient Needs of Plants & Trees: MS.58 : Defining Service (IA) (PDF) | (PPT)
Just as it is important for individuals to project a service attitude in their lives, each nutrient provides a particular service to a plant. Service is essential for proper growth and development.