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Chemical and Biological Technologies in Agriculture

Table 1 Composition of experimental treatments

From: Pre-activated biochar by fertilizers mitigates nutrient leaching and stimulates soil microbial activity

Abbreviation

Treatment

Amendment and dose

–

Control

–

NB

Non-activated biochar

32 g of biochar

MF

Mineral fertilizers

1.33 g of FOSMAG, 0.46 g of urea, 0.13 g of potassium salt*

NB + MF

Non-activated biochar + mineral fertilizers

32 g of biochar, 1.33 g of FOSMAG, 0.46 g of urea, 0.13 g of potassium salt

AB

Activated biochar

54 g of activated biochar**

  1. *equivalent to amount of fertilizers entering the activation of 32 g NB
  2. **equivalent to 32 g of NB
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