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Chemical and Biological Technologies in Agriculture
Fig. 1 | Chemical and Biological Technologies in Agriculture

Fig. 1

From: Organic fertilizer and hydrothermal conditions change the distribution of Medicago sativa L. productivity and soil bacterial diversity in coastal saline soil

Fig. 1

Effects of different fertilizers treatments on soil nitrogen and potassium and their relationship with yield. FAP, fulvic acid potassium; FAPWV, fulvic acid potassium + wood vinegar; FAPB, fulvic acid potassium + Bacillus megaterium; BC, bio-charcoal; DAP, diammonium phosphate; CK, no fertilizer. Different upper-case and lower-case letters above bars in a represent significant differences in available nitrogen and phosphorus contents between fertilizer treatments. The dotted line in b and c represents the 95% confidence interval

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