Fig. 2. Soil test K following fall harvest, as influenced by N and K fertilization rate. A linear regression slope (b) ± SE is provided for each N fertilization rate. Data are means across six site–year combinations and four replicates.
Fig. 2. Soil test K following fall harvest, as influenced by N and K fertilization rate. A linear regression slope (b) ± SE is provided for each N fertilization rate. Data are means across six site–year combinations and four replicates.