Function reference • germinationmetrics

Single-value germination indices
`GermPercent()` `PeakGermPercent()`	Germination percentage
`FirstGermTime()` `LastGermTime()` `PeakGermTime()` `TimeSpreadGerm()`	Time for first, last and peak germination
`t50()`	Median germination time
`MeanGermTime()` `VarGermTime()` `SEGermTime()` `CVGermTime()`	Germination time
`MeanGermRate()` `CVG()` `VarGermRate()` `SEGermRate()` `GermRateRecip()`	Germination rate
`GermSpeed()` `GermSpeedAccumulated()` `GermSpeedCorrected()`	Speed of germination
`WeightGermPercent()`	Weighted germination percentage
`MeanGermPercent()` `MeanGermNumber()`	Mean germination percentage and number of seeds per time interval
`TimsonsIndex()` `GermRateGeorge()`	Timson's index
`GermIndex()`	Germination Index
`EmergenceRateIndex()`	Emergence Rate Index or Germination Rate Index
`PeakValue()` `GermValue()`	Peak value and germination value
`CUGerm()`	Coefficient of uniformity of germination
`GermSynchrony()` `GermUncertainty()`	Synchrony and uncertainty of germination
Non-linear regression analysis
`FourPHF()` `FourPHF_fixa()` `FourPHF_fixy0()` `FourPHF_fixa_fixy0()` `RateofGerm()`	Four paramter hill function
`FourPHFfit()`	Fit four-parameter hill function
`plot(<FourPHFfit>)`	Plot the four-parameter hill function fitted cumulative germination curve from a `FourPHFfit` object
Wrapper
`germination.indices()`	Germination Indices
`FourPHFfit.bulk()`	Fit four-parameter hill function for multiple samples
`plot(<FourPHFfit.bulk>)`	Plot the multiple four-parameter hill function fitted cumulative germination curves from a `FourPHFfit.bulk` object
Data
`gcdata`	Germination count data

Reference

Single-value germination indices

Non-linear regression analysis

Wrapper

Data