# Nonlinear Regression for Agricultural Applications

## Documentation for package ‘nlraa’ version 0.53

- DESCRIPTION file.
- User guides, package vignettes and other documentation.

## Help Pages

barley | Data from a paper by Arild Vold on response of barley to nitrogen fertilizer
bell | self start for a bell-shaped curve
bg4rp | self start for the reparameterized Beta growth function with four parameters
bgf | self start for Beta Growth Function
bgf2 | self start for Beta Growth Function
bgf4 | self start for Beta growth function with four parameters
bgrp | self start for the reparameterized Beta growth function
blin | self start for a bilinear Function
dlf | self start for Declining Logistic Function
expf | self start for an exponential function
expfp | self start for an exponential-plateau function
lfmc | Live fuel moisture content
linp | self start for linear-plateau function
nlsLMList | Create a list of nls objects with the option of using nlsLM in addition to nls
nlsLMList.formula | Formula method for nls 'LM' list method
nrh | self start for non-rectangualr hyperbola (photosynthesis)
pexpf | self start for plateau-exponential function
plin | self start for plateau-linear function
pquad | self start for plateau-quadratic function
profd | self start for profile decay function
quadp | self start for quadratic-plateau function
ratio | self start for a rational curve
ricker | self start for Ricker Function
sm | Sorghum and Maize growth in Greece
SSbell | self start for a bell-shaped curve
SSbg4rp | self start for the reparameterized Beta growth function with four parameters
SSbgf | self start for Beta Growth Function
SSbgf4 | self start for Beta growth function with four parameters
SSbgrp | self start for the reparameterized Beta growth function
SSblin | self start for a bilinear Function
SSdlf | self start for Declining Logistic Function
SSexpf | self start for an exponential function
SSexpfp | self start for an exponential-plateau function
SSlinp | self start for linear-plateau function
SSnrh | self start for non-rectangualr hyperbola (photosynthesis)
SSpexpf | self start for plateau-exponential function
SSplin | self start for plateau-linear function
SSpquad | self start for plateau-quadratic function
SSprofd | self start for profile decay function
SSquadp | self start for quadratic-plateau function
SSratio | self start for a rational curve
SSricker | self start for Ricker Function
swpg | Simulated data based on obseved data presented in Sinclair (1986) - Fig. 1A