importFrom(phytools, pbtree, sim.corrs, fastBM,splitTree,paste.tree,sampleFrom, starTree)
importFrom("graphics", "barplot", "image", "par", "persp", "pie", "polygon", "rect", "segments")
importFrom("grDevices", "col2rgb", "dev.cur", "dev.list", "dev.new", "dev.off", "dev.set")
importFrom("stats", "cutree", "dist", "dnorm", "hclust", "na.omit", "rnorm", "runif",
"na.exclude", "optim", "pf", "printCoefmat", "pt",

importFrom("stats", "cutree", "dist", "dnorm", "hclust", "na.omit", "rnorm", "runif","qnorm",

"reorder", "setNames", "terms", "var", "quantile")

importFrom("grDevices", "dev.list", "dev.off", "pdf", "rgb")
importFrom("graphics", "abline", "axis", "contour", "legend", "lines", "par", "points", "title")
importFrom("stats", "acf", "dnorm", "plot.ts", "quantile", "rnorm", "runif", "sd", "var")

importFrom("graphics", "abline", "axis", "contour", "legend", "lines", "par",
"points", "title", "plot", "boxplot", "segments")
importFrom("stats", "acf", "dnorm", "plot.ts", "quantile", "rnorm", "runif",
"sd", "var", "fivenum", "median", "ecdf")
importFrom("utils", "head", "tail", "data", "packageVersion")

exportPattern("^[[:alpha:]]+")
importFrom("stats", "aggregate", "as.formula", "glm", "cutree", "hclust", "dist")
import(binr, ClustOfVar, ggplot2, gridExtra, plyr, sqldf,stringr)

exportPattern("^[[:alpha:]]+")
importFrom("stats", "aggregate", "as.formula", "glm", "cutree", "hclust", "dist")
import(binr, ClustOfVar, ggplot2, gridExtra, plyr, sqldf,stringr)

exportPattern("^[[:alpha:]]+")
importFrom("stats", "aggregate", "as.formula", "glm", "cutree", "hclust", "dist")
import(binr, ClustOfVar, ggplot2, gridExtra, plyr, sqldf,stringr)

importFrom(rgl,rgl.open , par3d, points3d, lines3d)

importFrom("grDevices", "dev.list", "dev.new", "dev.next", "dev.off",
"dev.set", "grey", "png", "rgb", "trans3d")
importFrom("graphics", "arrows", "boxplot", "bxp", "contour", "image",
"lines", "locator", "par", "plot", "points", "polygon",
importFrom("stats", "cutree", "dist", "hclust", "median", "qt", "var")

exportMethods("crop<-", "weather<-", "soil<-", "control<-", "biom<-", "fert<-", "run")