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Seed Propagation

Across
A lack or shortage of something, such as plant essential nutrients.
Able to be dissolved in water.
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.
The process by which several species of soil-dwelling bacteria will oxidize ammonium ions into nitrite ions.
The use of living plants to remove organic and inorganic contaminants from soil.
A general term to describe good soil quality for crop growth, including texture, structure, and pore space.
A poisonous effect by a substance on plant growth.
A nutrient that plants need in high quantities for normal growth and development.
The process of adding fertilizer to irrigation water.
A fertilizer application method in which the fertilizer is spread in bands or lines where developing roots will easily reach it.
Down
The relative value of one thing compared to another.
A protein that carries electrons during respiration.
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.
A nutrient that is essential for plant growth, but in small or minute amounts.
Rock phosphate that has been treated with phosphoric acid to increase the amount of plant available phosphorus.
The formation of organic nitrogen compounds from inorganic nitrogen compounds present in the environment.
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.
A fertilizer application method in which fertilizer is spread uniformly over a field and tilled or incorporated into the soil prior to planting.
A term used to describe both adsorption of ions to soil particles and absorption of nutrient ions into a plant.