Bud Fruitfulness Cluster Per Shoot Lookup

Audit actual bud-position burst/cluster evidence with separate burst and conditional fruitfulness denominators; not crop-yield expansion, inferred productive buds or universal cultivar fruitfulness.

Description

Bud fruitfulness distinguishes clusters per burst shoot from burst shoots per retained bud.

Bud fruitfulness distinguishes clusters per burst shoot from burst shoots per retained bud. Those denominators should stay separate.1

Enter nonempty aligned integer counts; retained/burst 1–1,000,000 with burst≤retained and clusters 0–1,000,000. Return position ratios, pooled fruitfulness and burst fractions.

When to use Bud Fruitfulness Cluster Per Shoot Lookup

Use Bud Fruitfulness Cluster Per Shoot Lookup when you need to evaluate the supplied records under the calculation and evidence rules below. No cultivar standard, crop-yield expansion or productive-bud inference is supplied.

Prepare the measured vineyard records, aligned lists and independently verified local limits or catalog requested. Keep units, crop stages and observation periods consistent.

How to use Bud Fruitfulness Cluster Per Shoot Lookup and understand its results

  1. Prepare the measured vineyard records, aligned lists and independently verified local limits or catalog requested. Keep units, crop stages and observation periods consistent.
  2. Enter observedBurstShootsByBudPosition, observedClustersOnThoseShoots, observedRetainedBudCounts using the field table and calculation rules, then run the tool.
  3. Read clustersPerObservedBurstShootByPosition, pooledClustersPerObservedBurstShoot, observedBudBurstFractionsByPosition. The explanation below defines the units, signs, ordering and any flags or placeholder values.
  4. If the tool reports an input issue, correct the values and run it again. Apply the stated assumptions when interpreting a successfully returned result.
Input fieldMeaningValue type; see rules belowRequirement
observedBurstShootsByBudPositionObserved burst shoots by bud positionlist of numberRequired
observedClustersOnThoseShootsObserved clusters on those shootslist of numberRequired
observedRetainedBudCountsObserved retained bud countslist of numberRequired

Enter nonempty aligned integer counts; retained/burst 1–1,000,000 with burst≤retained and clusters 0–1,000,000. Return position ratios, pooled fruitfulness and burst fractions.

fruitfulness=clusters/burstShoots; burstFraction=burstShoots/retainedBuds

Units, indexing, boundary conditions and exceptional cases are defined in the calculation rules above.

Output fieldMeaningValue type
clustersPerObservedBurstShootByPositionClusters per observed burst shoot by positionlist of number
pooledClustersPerObservedBurstShootPooled clusters per observed burst shootnumber
observedBudBurstFractionsByPositionObserved bud burst fractions by positionlist of number
json
{
  "input": {
    "observedBurstShootsByBudPosition": [
      2,
      4
    ],
    "observedClustersOnThoseShoots": [
      1,
      6
    ],
    "observedRetainedBudCounts": [
      3,
      5
    ]
  },
  "output": {
    "clustersPerObservedBurstShootByPosition": [
      0.5,
      1.5
    ],
    "pooledClustersPerObservedBurstShoot": 1.1666666666666667,
    "observedBudBurstFractionsByPosition": [
      0.6666666666666666,
      0.8
    ]
  }
}

Limitations and assumptions

No cultivar standard, crop-yield expansion or productive-bud inference is supplied.

Numeric inputs, where present, must be finite. Follow the calculation-specific rules for overflow, underflow and exceptional cases. Numeric lists are limited to 10,000 entries; string lists to 128 strings of at most 128 characters each. The rules above may impose smaller limits. Missing required fields, extra fields, wrong value types and violations of the calculation rules are input errors.

Alternative or Complementary methods

Use Divided Canopy Scott Henry Buds Calculator: Scott-Henry bud inventories separate upper and lower curtains. Burst fractions produce expected shoots, which can be fractional. For a complementary task, use Green Harvest Drop Cluster Weight Calculator: Dropped-cluster samples require tare correction before expansion to the represented inventory. The observed sample and represented count serve different roles.

References

  1. Bud Fruitfulness Cluster Per Shoot Lookup — tool.io

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