beetGrowth {drc} | R Documentation |
Crop weight (grams per square meter of dry matter) was recorded at several times after plant emergence
data(beetGrowth)
A data frame with 186 observations on the following 3 variables.
DAE
weightInf
weightFree
Covarelli G. and Onofri A., 1998. Effects of timing of weed removal and emergence in sugarbeet. Proceedings 6th EWRS Mediterranea Symposium, Montpellier, 65-72.
model <- drm(weightInf ~ DAE, data = beetGrowth, fct=gompGrowth.1()) plot(model, log="") summary(model)