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agricolae (version 1.0-3)

Statistical Procedures for Agricultural Research

Description

These functions are currently utilized by the International Potato Center Research (CIP), the Statistics and Informatics Instructors and the Students of the Universidad Nacional Agraria La Molina Peru, and the Specialized Master in "Bosques y Gesti�n de Recursos Forestales" (Forest Resource Management). This package contains functionality for the statistical analysis of experimental designs applied specially for field experiments in agriculture and plant breeding. Planning of field experiments: Lattice, factorial, RCBD, CRD, Latin Square, Greaco, BIB, Alpha design. Comparison of multi-location trials: AMMI (biplot and triplot), Stability. Comparison between treatments: LSD, Bonferroni, HSD, Waller, Kruskal, Friedman, Durbin, Van Der Waerden. Resampling and simulation: resampling.model, simulation.model, analysis Mother and baby trials, Ecology: Indices Biodiversity, path analysis, consensus cluster, Uniformity Soil: Index Smith's.

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Version

Install

install.packages('agricolae')

Monthly Downloads

32,502

Version

1.0-3

License

This software may be re-distributed freely and used for any non-commercial purpose under the GPL license.

Maintainer

Felipe Mendiburu

Last Published

October 22nd, 2023

Functions in agricolae (1.0-3)

LSD.test

Multiple comparisons, "Least significant difference" and Adjust P-values
plots

Data for an analysis in split-plot
AMMI

AMMI Analysis
sinRepAmmi

Data for AMMI without repetition
corn

Data of corn
fact.nk

Factorial design k-factors with n-levels in blocks
sweetpotato

Data of sweetpotato yield
last.c

Setting the last character of a chain
huasahuasi

Data of yield in Huasahuasi
bar.err

Plotting the standard error or standard deviance of a multiple comparison of means
clay

Data of Ralstonia population in clay soil
kendall

Correlation of Kendall
agricolae-package

Statistical Procedures for Agricultural Research
design.bib

Randomized Balanced Incomplete Block Designs. BIB
pamCIP

Data Potato Wild
kurtosis

Finding the Kurtosis coefficient
paracsho

Data of Paracsho biodiversity
correl

Correlation Coefficient
homog1

Data of frijol
carolina3

Data Carolina III
markers

Data of molecular markers
design.graeco

Graeco - latin square design
design.rcbd

Randomized Complete Block Design
LxT

Data Line by tester
lineXtester

Line x Tester Analysis
potato

Data of cutting
grass

Data for Friedman test
sturges.freq

Class intervals for a histogram, the rule of Sturges
cotton

Data of cotton
ComasOxapampa

Data AUDPC Comas - Oxapampa
AMMI.contour

AMMI contour
HSD.test

Multiple comparisons: Tukey
decimals

Finding the largest decimal number from the elements of a vector or matrix
friedman

Friedman test and multiple comparison of treatments
design.alpha

Alpha design type (0,1)
cv.model

Coefficient of the experiment variation
hgroups

groups of hclust
waller

Computations of Bayesian t-values for multiple comparisons
disease

Data evaluation of the disease overtime
carolina

North Carolina Designs I, II and III
kruskal

Kruskal Wallis test and multiple comparison of treatments.
design.crd

Completely Randomized Design
design.ab

Design in blocks for factorial pxq
intervals.freq

Class intervals
durbin.test

Durbin test and multiple comparison of treatments
delete.na

Omitting the rows or columns with missing observations of a matrix (NA)
join.freq

Join class for histogram
rice

Data of Grain yield of rice variety IR8
BIB.test

Finding the Variance Analysis of the Balanced Incomplete Block Design
CIC

Data for AMMI Analysis
grid3p

Interpolation for nonequidistant points in matrix
ojiva.freq

Plotting the ojiva from a histogram
carolina2

Data Carolina II
stat.freq

Descriptive measures of grouped data
resampling.cv

Resampling to find the optimal number of markers
ltrv

Data clones from the LTVR population
wilt

Data of Bacterial Wilt (AUDPC) and soil
RioChillon

Data and analysis Mother and baby trials
haynes

Data of yield for nonparametrical stability analysis
ralstonia

Data of population bacterial Wilt: AUDPC
stability.par

Stability analysis. SHUKLA'S STABILITY VARIANCE AND KANG'S
growth

Data growth of trees
wxyz

Completing missing data of a matrix according to a model
Glycoalkaloids

Data Glycoalkaloids
genxenv

Data of potato yield in a different environment
order.group

Ordering the treatments according to the multiple comparison
lattice.simple

Lattice design
waerden.test

Multiple comparisons. The van der Waerden (Normal Scores)
design.lsd

Latin Square Design
cv.similarity

Coefficient of the similarity matrix variation
gxyz

The matrix zz of information is disturbed in three vectors x, y, z
tapply.stat

Statistics of data grouped by factors
stability.nonpar

Nonparametric stability analysis
natives

Data of native potato
hcut

Cut tree of consensus
bar.group

Plotting the multiple comparison of means
soil

Data of soil analysis for 13 localities
consensus

consensus of clusters
random.ab

Randomizing a factorial in a block
index.smith

Uniformity soil. Smith's Index of Soil Heterogeneity
audpc

Calculating the absolute or relative value of the AUDPC
table.freq

Frequency Table of a Histogram
index.bio

Biodiversity Indices
similarity

Matrix of similarity in binary data
order.stat

Grouping the treatments averages in a comparison with a minimum value
simulation.model

Simulation of the linear model under normality
strip.plot

Strip-Plot analysis
mxyz

Mean on data frame in matrix
normal.freq

Normal curve on the histogram
skewness

Finding the skewness coefficient
reg.homog

Homologation of regressions
vark

Variance K, ties, Kendall
waller.test

Multiple comparisons, Waller-Duncan
graph.freq

Frequency table histogram
melon

Data of yield of melon in a Latin square experiment
carolina1

Data Carolina I
path.analysis

Path Analysis
nonadditivity

Nonadditivity model test
trees

Data of species trees. Pucallpa
correlation

Correlation analysis. Methods of Pearson, Spearman and Kendall
resampling.model

Resampling for linear models
polygon.freq

The polygon of frequency on the histogram