birch.df: Birch seedlings' size
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birch.df R Documentation
Birch seedlings' size
Description
A dataset containing the measurements on 350 birch seedlings.
Usage
birch.df
birch_dw.df
Format
A data.frame object with 350 rows and 8 variables.
A data.frame object with 700 rows and 5 variables.
Details
The data are for seedlings grown in trays with cells or containers
of two different volumes. For each of these types of trays, all cells, 1/2 of
the cells or 1/4 of the cells contained seedlings. Root-collar diameter (mm),
height (cm), dry mass (mg) of stems and roots. Measurements done at the end
of the first growing season, after leaf fall.
References
Aphalo, P. J. and Rikala, R. (2003) Field performance of
silver-birch planting-stock grown at different spacing and in containers of
different volume. New Forests, 25:93-108. \Sexpr[results=rd]{tools:::Rd_expr_doi("10.1023/A:1022618810937")}.
See Also
Other Plant growth and morphology data:
ivy.df
Examples
colnames(birch.df)
head(birch.df)
colnames(birch_dw.df)
head(birch_dw.df)
ggpp documentation built on Nov. 8, 2023, 1:10 a.m.
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| birch.df | R Documentation |
Birch seedlings' size
Description
A dataset containing the measurements on 350 birch seedlings.
Usage
birch.df
birch_dw.df
Format
A data.frame object with 350 rows and 8 variables.
A data.frame object with 700 rows and 5 variables.
Details
The data are for seedlings grown in trays with cells or containers of two different volumes. For each of these types of trays, all cells, 1/2 of the cells or 1/4 of the cells contained seedlings. Root-collar diameter (mm), height (cm), dry mass (mg) of stems and roots. Measurements done at the end of the first growing season, after leaf fall.
References
Aphalo, P. J. and Rikala, R. (2003) Field performance of silver-birch planting-stock grown at different spacing and in containers of different volume. New Forests, 25:93-108. \Sexpr[results=rd]{tools:::Rd_expr_doi("10.1023/A:1022618810937")}.
See Also
Other Plant growth and morphology data:
ivy.df
Examples
colnames(birch.df)
head(birch.df)
colnames(birch_dw.df)
head(birch_dw.df)
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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