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swpg

Water limitations for Soybean growth

Description

Simulated data based on obseved data presented in Sinclair (1986) - Fig. 1A

Usage

swpg

Format

A data frame with 20 rows and 3 columns

ftsw

Fraction of Transpirable Soil Water (0-1)

lfgr

Relative Leaf Growth scaled from 0 to 1

Details

Sinclair, T.R. Water and Nitrogen Limitations in Soybean Grain Production I. Model Development. Field Crops Research. 125-141.

Source

Simluated data (much cleaner than original) based on the above publication

nlraa

Nonlinear Regression for Agricultural Applications

v0.89
GPL-3
Authors
Fernando Miguez [aut, cre] (<https://orcid.org/0000-0002-4627-8329>), José Pinheiro [ctb, cph] (author of nlme::nlsList, nlme::predict.gnls, nlme::predict.nlme), Douglas Bates [ctb, cph] (author of nlme::nlsList, nlme::predict.gnls, nlme::predict.nlme), R-core [ctb, cph]
Initial release

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