Seed Propagation Crossword Puzzle

QUESTIONS LIST:

• deficiency : a lack or shortage of something, such as plant essential nutrients.
• soluble : able to be dissolved in water.
• ammonification : the process by which ammonium ions are made by saprophytic bacteria and fungi by incorporating nitrogenous compounds into amino acids and proteins with excess nitrogen being released as a by-product of their metabolism.
• nitrification : the process by which several species of soil-dwelling bacteria will oxidize ammonium ions into nitrite ions.
• tilth : a general term to describe good soil quality for crop growth, including texture, structure, and pore space.
• phytotoxicity : a poisonous effect by a substance on plant growth.
• macro nutrient : a nutrient that plants need in high quantities for normal growth and development.
• fertigation : the process of adding fertilizer to irrigation water.
• banding : a fertilizer application method in which the fertilizer is spread in bands or lines where developing roots will easily reach it.
• ratio : the relative value of one thing compared to another.
• cytochrome : a protein that carries electrons during respiration.
• denitrification : a process in which bacteria reduce nitrate to a volatile form of nitrogen, such as nitrogen gas or nitrous oxide, which then return to the atmosphere.
• micro nutrient : a nutrient that is essential for plant growth, but in small or minute amounts.
• super phosphate : rock phosphate that has been treated with phosphoric acid to increase the amount of plant available phosphorus.
• assimilation : the formation of organic nitrogen compounds from inorganic nitrogen compounds present in the environment.
• chelate : a chemical compound composed of a metal ion and a large organic molecule that can prevent cations from reacting with anions to form insoluble compounds.
• broadcasting : a fertilizer application method in which fertilizer is spread uniformly over a field and tilled or incorporated into the soil prior to planting.
• sorption : a term used to describe both adsorption of ions to soil particles and absorption of nutrient ions into a plant.