The
farms
data frame has 20 rows and 4
columns. The rows are farms on the Dutch island of Terschelling and
the columns are factors describing the management of grassland.
This data frame contains the following columns:
SF
= standard,
BF
= biological,
HF
= hobby farming,
NM
= nature conservation).
U1
= hay production,
U2
= intermediate,
U3
= grazing)
C0
to
C4
.
J. C. Gower and D. J. Hand (1996)
Biplots
Chapman & Hall, Table 4.6.
Quoted as from:
R.H.G. Jongman, C.J.F. ter Braak and O.F.R. van Tongeren (1987)
Data Analysis in Community and Landscape Ecology.
PUDOC, Wageningen
farms.mca <- mca(farms, abbrev = T) # Use levels as names eqscplot(farms.mca$cs, type = "n") text(farms.mca$rs, cex = 0.7) text(farms.mca$cs, labels = dimnames(farms.mca$cs)[[1]], cex = 0.7)