Mite Wash Half Cup Bee Count Tool

Actual sampled packing calibration for caller explicit half-cup volume convention; no universal300 bees/half-cup or infestation count denominator accuracy guarantee. Caller independently verifies strain, site, protocol and evidence; not colony-health, treatment, transport-safety or regulatory certification.

Description

A measured volume-to-bee-count calibration can estimate the number in a wash sample.

A measured volume-to-bee-count calibration can estimate the number in a wash sample.1

A half-cup label alone does not establish a fixed bee count. Use Mite Wash Half Cup Bee Count Tool to evaluate the supplied inputs under the model explained below.

When to use Mite Wash Half Cup Bee Count Tool

Use Mite Wash Half Cup Bee Count Tool to evaluate the supplied inputs under the model explained below. Establish the units, measurement scope and model assumptions before entering values.

How to use Mite Wash Half Cup Bee Count Tool and understand its results

  1. Establish the units, measurement scope and model assumptions before entering values.
  2. Enter Observed calibration bee counts, Observed matched half cup fractions, Query half cup fraction using the field table and validation rules below, then run the tool.
  3. Read Conditional volume estimated bee count; interpret the units, signs, ordering and unknown-value placeholders described below.
  4. Correct reported input errors and rerun. Apply successful results according to their specific meanings and check the assumptions before using them in a decision.
Input fieldMeaningValue typeRequirement
observedCalibrationBeeCountsObserved calibration bee countsarray of numberRequired; constraints below
observedMatchedHalfCupFractionsObserved matched half cup fractionsarray of numberRequired; constraints below
queryHalfCupFractionQuery half cup fractionnumberRequired; constraints below

Enter nonempty aligned positive safe-integer measured bee counts and positive matched volumes expressed as fractions of the declared half-cup unit, plus a nonnegative query fraction. Divide total bees by total calibration fractions then multiply by query. Fractions are positive volume ratios and are not limited to 1; the estimate may be fractional. No fixed half-cup bee count or sampling-health protocol is installed.

estimatedBees=(ΣmeasuredBees/ΣmatchedHalfCupFractions)×queryHalfCupFraction

Use the field order, units and branch conditions described above.

Output fieldMeaningValue type
conditionalVolumeEstimatedBeeCountConditional volume estimated bee countnumber
json
{
  "input": {
    "observedCalibrationBeeCounts": [
      100,
      200
    ],
    "observedMatchedHalfCupFractions": [
      0.5,
      1
    ],
    "queryHalfCupFraction": 0.75
  },
  "output": {
    "conditionalVolumeEstimatedBeeCount": 150
  }
}

Limitations and assumptions

A half-cup label alone does not establish a fixed bee count. Apply the exact scope and assumptions explained above.

All listed fields require explicit values. Unexpected fields, incorrect types, nonfinite numbers and sparse arrays fail validation. Domain-specific bounds, alignments and supported tokens are explained above; extremely large inputs or outputs can also be rejected. Input errors differ from successful false results, empty match lists and unknown-evidence placeholders.

Alternative or Complementary methods

Use Nosema Spore Count Per Bee Microscopy Calculator for a related task: Microscopy counts from measured homogenate aliquots can be expanded to spores per bee.

Use Chalkbrood Mummy Count Severity Classifier for a related task: Mummy counts can be expressed relative to matched inspected brood.

References

  1. Mite Wash Half Cup Bee Count Tool — tool.io

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