Chitosan-Based Polyion Multilayer Coating on NPK Fertilizer as Controlled Released Fertilizer

<div>Scanning electron microscopic of coating layer: (a) C<sub>10</sub>. (b) (CA)<sub>5</sub>. (c) (CT)<sub>5</sub>. (d) (CP)<sub>5</sub>.</div>

Advances in Materials Science and Engineering

Figure 1: Chitosan-Based Polyion Multilayer Coating on NPK Fertilizer as Controlled Released Fertilizer 