Which of the following statements concerning applications or capabilities of soil moisture measuring devices is (are) true for the electrical resistance block?
A) requires "destructive sampling" for each measurement
B) good to turn on automatic irrigation at -50 kPa
C) used to turn on irrigation when soil moisture potential reaches -200 kPa
D) would give the same reading for both a loamy sand and a silt loam if both contained 15% moisture
E) both A and D
C
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Indicate whether the statement is true or false.
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What will be an ideal response?
What type of measurement is a grain?
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Which of the following forms of heat travels in waves?
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