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Table 2 Shoot concentration of mineral nutrients in maize plants exposed during four weeks to a root zone temperature of 12–14 °C with and without Zn/Mn seed dressing and single or triple seaweed extract applications of Algavyt+Zn/Mn

From: Micronutrients (Zn/Mn), seaweed extracts, and plant growth-promoting bacteria as cold-stress protectants in maize

Treatment Ca (mg g−1 DW) Mg (mg g−1 DW) K (mg g−1 DW) P (mg g−1 DW)
Untreated control 4.46 ± 0.35a 1.65 ± 0.17a 3.42 ± 0.56a 2.53 ± 0.32ab
Algavyt single appl. 4.33 ± 0.34a 1.70 ± 0.23a 3.49 ± 0.90a 2.30 ± 0.24b
Algavyt triple appl. 4.68 ± 0.82a 1.89 ± 0.30a 4.44 ± 1.02a 3.02 ± 0.50a
Zn/Mn seed dressing 4.72 ± 0.55a 1.67 ± 0.20a 3.72 ± 0.60a 2.36 ± 0.25ab
Treatment Zn (mg g−1 DW) Mn (mg g−1 DW) Fe (mg g−1 DW) Cu (mg g−1 DW)
Untreated control 0.012 ± 0.003b 0.024 ± 0.004b 0.054 ± 0.017a 0.005 ± 0.001a
Algavyt single appl. 0.017 ± 0.001b 0.028 ± 0.004b 0.081 ± 0.023a 0.005 ± 0.001a
Algavyt triple appl. 0.016 ± 0.004ab 0.027 ± 0.009b 0.068 ± 0.012a 0.006 ± 0.0007a
Zn/Mn seed dressing 0.025 ± 0.003a 0.048 ± 0.013a 0.090 ± 0.024a 0.006 ± 0.001a
  1. Data represent means and SE of five independent replicates for each treatment. Significant differences (Tukey test, α < 5 %) are marked with different letters (a, b)