Preemergence weed killers are applied after the weeds sprout and weeds are established. (True or false?)

Preemergence weed killers are applied after the weeds sprout and weeds are established.

Indicate whether the statement is true or false

Question 2

Parasites that cause grasses to get diseased start by eating off the roots, causing plants to starve to death.

Indicate whether the statement is true or false

Question 3

An inch of water penetrates a loam soil about 4 inches.

Indicate whether the statement is true or false

Question 4

Remove the spark plug wire before turning the mower to measure or sharpen the blade.

Indicate whether the statement is true or false

Question 5

If an inorganic form of nitrogen is released rapidly, it must be applied to wet, actively growing grass.

Indicate whether the statement is true or false

Question 6

The urea formaldehyde form of nitrogen is often used as a fast-release fertilizer for turfgrasses.

Indicate whether the statement is true or false

Question 7

Water grass before it wilts on hot days.

Indicate whether the statement is true or false

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Preemergence weed killers are applied after the weeds sprout and weeds are established. (True or false?)

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