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nlme (version 3.1-149)

Soybean: Growth of soybean plants

Description

The Soybean data frame has 412 rows and 5 columns.

Arguments

Format

This data frame contains the following columns:

Plot

a factor giving a unique identifier for each plot.

Variety

a factor indicating the variety; Forrest (F) or Plant Introduction \#416937 (P).

Year

a factor indicating the year the plot was planted.

Time

a numeric vector giving the time the sample was taken (days after planting).

weight

a numeric vector giving the average leaf weight per plant (g).

Details

These data are described in Davidian and Giltinan (1995, 1.1.3, p.7) as ``Data from an experiment to compare growth patterns of two genotypes of soybeans: Plant Introduction \#416937 (P), an experimental strain, and Forrest (F), a commercial variety.''

Examples

Run this code
# NOT RUN {
summary(fm1 <- nlsList(SSlogis, data = Soybean))
# }

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