Env: Ecological Factors in Farm Management.

In NominalLogisticBiplot: Biplot representations of categorical data

Description

The farms Env 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.

Usage

data(Env)

Format

This data frame contains the following columns:

Mois

five levels of soil moisture,although level 3 does not occur in the data. Levels are labelled M1, M2, M4 and M5.

Manag

Grassland management type (SF = standard farming, BF = biological farming, HF = hobby farming, NM = nature conservation management).

Use

Grassland use (U1 = it exists production, U2 = intermediate,U3 = grazing).

Manure

Manure usage (C0,C1,C2,C3 and C4)

Source

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.

References

Venables, W. N. and Ripley, B. D. (2002) Modern Applied Statistics with S. Fourth edition. Springer.

Examples

data(Env)

NominalLogisticBiplot documentation built on May 2, 2019, 6:03 a.m.