Soil sterilants are ____________________ chemicals that retain their toxicity for long periods

Fill in the blank(s) with correct word


nonselective

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The degree of ____________________ of a measuring instrument depends on the smallest graduated unit of the instrument.

Fill in the blank(s) with the appropriate word(s).

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The area where all living and nonliving features depend on each other is called the _____

a. farm c. canopy b. ecosystem d. sublayer

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Other things being equal, a soil with 30% clay of the ________ type would be expected to have the greatest potassium -fixing capacity

A) 1:1 B) allophanic C) 2:1 D) crystalline iron oxide

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Most vehicle manufacturers specify a lug nut (wheel nut) tightening torque specification of about ________

A) 100 to 125 lb-ft B) 150 to 175 lb-ft C) 125 to 150 lb-ft D) 80 to 100 lb-ft

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