ltrend: ltrend

In daria71sukhova/teberda.tools: Teberda grasslands Estimation and Visualisation Tools

Description

ltrend

Usage

ltrend(
  data_file,
  data_file_2 = NULL,
  number_of_plots,
  scaled = TRUE,
  need_abbr = FALSE,
  state = NULL,
  threshold_mean = 10,
  pVal = 0.05,
  ...
)

Arguments

data_file	Name of .csv file with data. No defaults.
data_file_2	Name of second .csv file to be united with the first one. It must be checked, that the data are from the SAME period. Default to NULL
number_of_plots	Number of 1square meter plots in sampled area. No defaults
scaled	Boolean. Whether to carry out calculations based on scaled values. Default to TRUE.
need_abbr	Boolean. Whether species names should be abbreviated. Default to FALSE.
state	Character. "g" - generative, "v" - vegetative, "v+j" - vegetative and juvenile. Which states should be selected. If NULL, all shoots will be selected. Dafault to NULL.
pVal	Number (0.05, 0.01 or less). p-value of anovaANOVA comparing two gls models compared with ML methods for species to be taken into consideration. Default to 0.05.
mean_threshold	Number. Mean shoot number threshhold for species to be taken into consideration. Default to 3.2.

Value

dataframe with linear trends parameters

daria71sukhova/teberda.tools documentation built on May 15, 2021, 10:20 p.m.