| Fir {emdbook} | R Documentation |
Data on various aspects of life history (diameter at breast height, onset of reproduction, crowding, fecundity) from subalpine Abies balsamea, from Dodd and Silvertown
data(FirDBHFec) data(FirDBHFec_sum)
DBHfecunditypopVAR1WAVE_NONTREE_NOC1991C1992C1993C1994C1995C1996C1997C1998C1999NOTES_ING1990G1991G1992G1993G1994G1995G1996G1997G1998DBHDBH_MMDBH_2DBH_2MMAGEGOOD_ORPC1998AC1998PC1994AC1994R3PC1998RPC1994RAC1994RLOOKOUTRSHREWYSRWILLS0 1 FajitaC8TOTG8TOTRAC1994IRPC1994IR3PC1998.1AC1998ITOTCONESJ. Silvertown and M. Dodd, Evolution of life history in balsam fir (Abies balsamea) in subalpine forests, Proc. Roy. Soc. Lond. B (1999) 266, 729-733.
M. Dodd and J. Silvertown, Size-specific fecundity and the influence of lifetime size variation upon effective population size in Abies balsamea
data(FirDBHFec_sum) attach(FirDBHFec_sum) plot(DBH,fecundity,col=as.numeric(pop),pch=as.numeric(pop)) lms = lapply(split(FirDBHFec_sum,pop),lm,formula=fecundity~DBH) for (i in 1:2) abline(lms[[i]],col=i) detach(FirDBHFec_sum)