freitas1966 {soiltestcorr}

Dataset 2

Description

Example dataset containing real data reported by Cate & Nelson (1971) from Freitas et al. (1966). Soil test potassium values (STK) and relative yield as percentage (RY).

Usage

freitas1966

Format

this data frame has 24 rows and the following 2 columns:

RY

relative yield, %

STK

soil test potassium, ppm

Source

Freitas et al. (1966) cited and used by Cate & Nelson (1971). Soil Sci. Soc. Am. Proc. 35:658-659