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If the count rate due to the low-energy X-rays emitted by low-Z elements is kept within tolerable limits, the total number of counts of X-rays from medium- and high-Z elements is too small within reasonable measurement times. A possible solution is the use of two X-ray detectors ...
The above chart is for frames in the upper brood chamber. Notice how closely the mite count of a frame adjacent to the brood matches the average.Coming next: Should you allow the shook bees to fly out of the tub before scooping your sample?References...
Electricity is billed to the consumer by the kilowatt-hour (kWH). Each kWH costs approximately 8 to 15 cents, depending on where you live and your utility company's fees. One kilowatt-hour equals 1,000 watts of electricity used for an hour. To understand how kilowatts are calculated, ...
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