Fertilizer Class - Worksheet What is the glucose molecule made up of? (What plants use to generate energy). List the primary and secondary nutrients plants use to build tissues: 3 Primary 3 Secondary How do these nutrients make their way into plants? What does a healthy root system look like? What soil conditions promote a healthy root system (ideal total porosity and pH) Which soils are guaranteed to require fertilizer supplementation? Which environmental conditions will increase nutrient uptake? (Or decrease it) Fill in the following chart: Nutrient What its used for Fixed or Mobile Nitrogen Phosphorus Potassium Calcium Magnesium Sulfur What type of Nitrogen is most easily taken up and used by the plant? Why is Nitrogen unreliable on a soil test? What does Nitrogen deficiency look like in a plant? What is excessive uptake of Nitrogen called and what effect does it have? What most often inhibits the uptake of Phosphorus? Why would cold temperatures also create signs of P deficiency? What does deficiency look like? (2 things) What does deficiency of Potassium look like? What concerns are there around excessive Potassium uptake? What are the signs that your plant could be Calcium deficient? How about Magnesium deficiency? And Sulfur deficiency? Of the trace elements, problems with Chlorine and Iron are most likely, why is this? What does Chlorine toxicity look like? What does iron deficiency look like? If you suspect a problem with a trace element, what should be your first course of action? Nutrient | What its used for | Fixed or Mobile Nitrogen | | Phosphorus | | Potassium | | Calcium | | Magnesium | | Sulfur | |