Conservation tillage systems are said to have all but one of the following advantages over conventional tillage systems
A) It involves the use of less toxic weed control practices.
B) It reduces soil erosion.
C) Its labor and energy requirements are lower.
D) It encourages higher microbial population numbers in the soil.
E) It increases the hydraulic conductivity of the soil.
A
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A mil is equal to ____.
a. 0.1 inch b. 0.01 inch c. 0.001 inch d. 0.0001 inch
Which section of the NEC® requires that at least 6" of free conductor length be left at each outlet box when cutting the branch circuit wires in preparation for connecting a light fixture?
a. NEC Section 300.14 b. NEC Section 314.23(F) c. NEC Section 410.130(F)(5) d. NEC Section 422.
Which two compounds are necessary for the formation of photochemical smog?
A. nitrogen and oxygen B. NOx and HC C. sulfur and carbon dioxide D. H2O and SO2
What are VOCs and how does it apply to green building programs?
What will be an ideal response?