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100

This needed plant element is readily available as 78% of the air that we breathe.

What is Nitrogen?

100

Plants that turn purple are typically deficient of this macronutrient.

What is phosphorous?

100

This is the most desirable pH range.

What is 6.5-8.0?

100

This is the term used for a plant that can convert gaseous Nitrogen (N2) into a usable form for plants by the nodules on these plants roots.

What are legumes?

100

This tasty term is what describes any number above 7 on a pH scale.

What is sweet (or alkaline)?

200

The role of this measurement is to ensure that all other nutrients can be absorbed by plants.

What is pH (potential Hydrogen)?

200

Plants with stunted growth, yellow lower leaves and spindly stalks are deficient of this macronutrient.

What is Nitrogen?

200
When adding together, the N-P-K value on a fertilizer analysis can never exceed this number.

What is 100%?

200

This is the term used for nutrients seeping too far into the soil and becoming unavailable for plant root absorption.

What is leaching?

200

This is the name of the state soil in Wisconsin.

What is Antigo Silt Loam?

300

Root crops like carrots, potatoes, and beets typically require excessive amounts of this macronutrient.

What is phosphorous?

300

This macronutrient is missing when plants have scorching or a browning of leaf margins on lower leaves and weak stalks.

What is potassium?

300

This macronutrient provides vigor, disease resistance, stalk strength and seed quality to plants.

What is potassium?

300

This is the term used for a plant's ability to suck nitrogen from the air and into the soil.

What is Nitrogen fixation?

300

These two locally grown crops are most notably known for their Nitrogen fixation properties.

What is alfalfa and soybeans?
400

These two macronutrients are what water provides to plants.

What is Hydrogen and Oxygen?

400

When plants have deformed or dead terminal leaves and a pale green color, they are deficient of this macronutrient.

What is calcium?

400

This is the form that Phosphorous is provided to plants.

What is phosphate?

400

This process is when ammonium (NH4) gets converted to the nitrate form (NO3) to be readily available and absorbed by plants.

What is nitrification?

400

This is the most famous field that Bucky Badger is known for.

What is Camp Randall?

500

Other than Nitrogen, this macronutrient provides plants with the vitamins, amino acids, and green color that they need.

What is sulfur?

500

When plants show an interveinal yellowing (chlorosis) on lower leaves, they are deficient of this macronutrient.

What is magnesium?

500

This is the form that Potassium is provided to plants.

What is potash?

500

The reduction of nitrite or nitrate to gaseous Nitrogen or nitrous oxides is called this.

What is denitrification?

500

This is the famous pnemonic for all macronutrients.

What is C HOPKNS CaFe Mg?