ScaleArcher

percentAffected


Archer Scale for assessment of leaf damage


Implementation of the EPA's Ecological Exposure Research Division (EERD) tools (discontinued in 1999) for Probit and Trimmed Spearman-Karber Analysis.
Probit and Spearman-Karber methods from Finney's book "Probit analysis a statistical treatment of the sigmoid response curve" with options for most accurate results or identical results to the book.
Probit and all the tables from Finney's book (code-generated, not copied) with the generating functions included.
Control correction: Abbott, Schneider-Orelli, Henderson-Tilton, Sun-Shepard.
Toxicity scales: Horsfall-Barratt, Archer, Gauhl-Stover, Fullerton-Olsen, etc.

ScaleArcher: Archer Scale for assessment of leaf damage

Description

Usage

Arguments

Value

References