@article{Kidd2017, author = "Jonathan Kidd and Peter Manning and Janet Simkin and Simon Peacock and Elizabeth Stockdale", title = "{Changes in mean hay yield at Palace Leas for the FYM (20 t ha-1) and four ammonium sulphate-containing fertilizer treatments for the first 5 years of the experiment (1897–1901) and the more recent long-term average (1976–2015).}", year = "2017", month = "3", url = "https://plos.figshare.com/articles/figure/Changes_in_mean_hay_yield_at_Palace_Leas_for_the_FYM_20_t_ha_sup_-1_sup_and_four_ammonium_sulphate-containing_fertilizer_treatments_for_the_first_5_years_of_the_experiment_1897_1901_and_the_more_recent_long-term_average_1976_2015_/4796131", doi = "10.1371/journal.pone.0174632.g005" }