Using Human Urine as a Fertilizer
[E]
Enhancing the Biomasses of Raphanus sativus with Different Manures
[E]
Can Food By-Products Be Used as a Natural Supplement for Plant Growth?
[E]
Which has a greater effect on plant growth: vitamin C, vitamin E, or fertilizer?
[E]
The Effect of Parasitic Worming Medication in Horse Manure on Red Worms in a Compost Setting
[E]
A Comparison of Nitrogen-Fixing Bacteria and Nitrogen Fertilizers
[E]
Determine if manure from a horse (through a change in the animal's diet), can be used as effectively as steer manure when utilized as plant fertilizer.
[E]
Find out which kind of flower will last the longest in fertilized and non-fertilized water.
[P]
Novel Ways to Increase the Vitamin C Production in Lettuces without Genetic Manipulation
[E]
Determining the Effects of Nutrient Concentrations on Hydroponically Grown Lettuce
[E]
Find out if compost or store bought fertilizer helps vegetables grow taller.
[E]
[E]
[E]
See if the amount of phosphorus in fertilizer affects plant growth.
[E]
Determine how the timing of the application of potassium affects plant growth.
[E]
Find out how temperature affects a plant's ability to transport nutrients.
[E]
Does Beta Carotene Prevent Tumor Growth in Plants?
[E]
Make homemade fertilizers and compare them with commercial fertilizers.
[E]
The effect of different fertilizers on growth rate of plants
[P]
[P]
The Effects of Potash Tailings on the Growth of Barley and Flax
[P]
Does refined sugar or table salt affect radish growth
[P]
[P]
The effect of vitamins on plant growth
[P]
The effect of nutrient uptake efficiency on the growth of plants
[E]
Effectiveness of various decomposers on the nutrient levels of yard waste
[P]
The effect of biuret and urea on citrus leaf necrosis and growth
[E]
What effect does the salicylic acid in the "pain relief" medicine aspirin have on the growth of plants?
[P]
Do nutrients affect seed germination?
[P]
Fertilizer K-12 Experiments & Background Information