What is the common range of light intensity applied in a greenhouse from supplemental lamps such as low pressure sodium lamps for purposes of increasing photosynthesis in potted ornamental crops?
What will be an ideal response?
400 to 450 ft. candles.
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A cable hanger elbow is used to _____.
a. suspend cables in long vertical runs b. divide a section of cable tray c. support piping d. make vertical offsets
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The ____________________ aquifer, one of the largest underground bodies of fresh water, is being depleted faster than it can be recharged due to irrigation in the Plains states
Fill in the blank(s) with correct word
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Which of the following can be used to classify animals?
a. Physical characteristics b. Uses c. Other categories d. All answers
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In performance classes, horses are penalized for which of the following?
a. backing in a nonstraight line c. reluctance to back b. excessive head movement d. all answers
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