Package: morrowplots Title: Historical Agricultural Data from the University of Illinois Version: 0.2.0.9000 Authors@R: c( person("Sandi", "Caldrone", email = "caldron2@illinois.edu", role = c("cre","aut","cph"), comment = c(ORCID = "0000-0001-6392-5279")), person("Heidi", "Imker", email = "imker@illinois.edu", role = c("aut","cph"), comment = c(ORCID = "0000-0003-4748-7453")), person("Josh", "Henry", email = "jkhenry@illionis.edu", role = c("aut","cph"), comment = c(ORCID = "0000-0002-7826-5960")), person("Brooke", "Anderson", email = "brooke.anderson@colostate.edu", role = "ctb")) Description: Agricultural data for 1888-2021 from the Morrow Plots at the University of Illinois. The world's second oldest ongoing agricultural experiment, the Morrow Plots measure the impact of crop rotation and fertility treatments on corn yields. The data includes planting information and annual yield measures for corn grown continuously and in rotation with other crops, in treated and untreated soil. License: MIT + file LICENSE Encoding: UTF-8 Roxygen: list(markdown = TRUE) RoxygenNote: 7.3.2 Depends: R (>= 2.10) LazyData: true Suggests: dplyr, ggplot2, knitr, rmarkdown VignetteBuilder: knitr URL: https://SandiCal.github.io/morrowplots/, https://github.com/SandiCal/morrowplots BugReports: https://github.com/SandiCal/morrowplots/issues Repository: https://sandical.r-universe.dev Date/Publication: 2025-02-12 16:13:29 UTC RemoteUrl: https://github.com/sandical/morrowplots RemoteRef: HEAD RemoteSha: 78214d7cb2b845d20603d1e2ff0ca4d5c0af328b NeedsCompilation: no Packaged: 2026-10-04 08:37:41 UTC; root Author: Sandi Caldrone [cre, aut, cph] (ORCID: ), Heidi Imker [aut, cph] (ORCID: ), Josh Henry [aut, cph] (ORCID: ), Brooke Anderson [ctb] Maintainer: Sandi Caldrone