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. 2024 Jun 2;10(6):381. doi: 10.3390/gels10060381

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© 2024 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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(a) Mechanism of hydrogel action in soil applications [152]. (b) Swelling mechanism of hydrogels. (c) Illustrated procedure of complete fertilizer release from hydrogel and effects of polysaccharide hydrogel on soil texture for plant growth [155].