appletree: Apple yield with cropping under tree

Description Usage Format Source Examples

Description

Apple crop volume under various ground covers underneath tree (Pearce, 1983)

Usage

1

Format

A data frame with 24 observations on the following 4 variables.

Weight

Total weight (in pounds) of apple produced in a plot in four years, post-treatment

Treatment

Five types of permanent cropping under the apple tree (coded as 1 to 5), or no cropping at all (0)

Block

Blocks coded as 1 to 4

Volume

Total crop volume (in bushels) in four years, pre-treatment

Source

Pearce, S.C. (1983) The Agricultural Field Experiment, Wiley, Chechester, p.284.

Examples

1
2

lmreg documentation built on May 2, 2019, 9:29 a.m.

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