Mulching is used to prevent weed seeds from germinating. Why then is it recommended to mulch germinating grass seed?
What will be an ideal response?
Light mulching in which the surface is barely covered will keep the soil moist for the germinating grass seed, stop erosion during watering, and also prevent it from washing away..
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The uniform beam in Figure 12.37 has a mass of 155 kg. The suspended mass, m, is 210 kg. Determine the resultant pin reaction at A and the tension in the cable.
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?Technician A says sprag and roller clutches should be inspected in the same way as bearings. Technician B says to check their operation by attempting to rotate them in both directions. If working properly, they will allow rotation in both directions. Who is correct?
A. ?A only B. ?B only C. ?Both A and B D. ?Neither A nor B
Viral particles, or _________, contain genetic material and structural proteins
Fill in the blank(s) with correct word
Explain the pros and cons of transgenic crops
What will be an ideal response?