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

Fig. 1

From: Fertilizing behavior of extract of organomineral-activated biochar: low-dose foliar application for promoting lettuce growth

Fig. 1

Microscopy and spectroscopic examination of pine wood:clay:sand (PCS-BC; 70:15:15) and wheat straw:bird manure (WB-BC; 50:50) biochar. a Secondary electron image of a PCS-BC particle with an energy dispersive X-ray spectroscopy (EDS) spectrum and X-ray elemental map of the total area; b scanning transmission electron microscopy (STEM) dark field (DF) and bright field (BF) images along with an EDS spectrum of the PCS-BC particle; c secondary electron image of a WB-BC particle with an EDS spectrum and X-ray elemental map of the total area; and d STEM-DF and BF images along with an EDS spectrum of the WB-BC particle

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