<p>Herein, an effective approach was used for the fabrication of stimuli-responsive semi-IPNs based on gum <i>Salai guggal</i> under different reaction conditions, i.e., In-air, microwave, and gamma radiations. The synthesized semi-IPN Sg-cl-polyAAm-Gm increases the moisture retention period of sand, clay, and mixture of both the soils upto 48, 56, and 52&#xa0;days, respectively. Further, the semi-PNs showed swelling in alkaline and shrinking in acidic pH solutions. Therefore, the pH-responsive pulsatile swelling behavior suggested that the semi-IPNs can be effectively utilized to enhance the moisture level in the soil. The semi-IPN Sg-cl-poly(AAm)-MW fabricated under microwave reaction conditions showed 91.49% weight loss after 70&#xa0;days through vermi-composting method of biodegradation. FTIR and SEM analysis depicted the possible stages of biodegradations through bio-composting, soil burial, and the vermi-composting methods of biodegradation. The soil carrying degraded semi-IPNs increases the shoot length, root length, fresh and dry plant weight in case of <i>Vigna unguiculata subsp,</i> and for <i>Cicer arietinum</i> plant species. Further, the semi-IPN matrices showed sustained release of urea and provided an alternate solution to overcome the excessive wastage of agrochemicals for moving towards sustainable agriculture practices.</p> Graphical abstract

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Preparation, properties and comparative analysis of gum Salai guggal based semi-IPNs for enhancing plant growth and soil conditioning applications

  • Amit Kumar Sharma

摘要

Herein, an effective approach was used for the fabrication of stimuli-responsive semi-IPNs based on gum Salai guggal under different reaction conditions, i.e., In-air, microwave, and gamma radiations. The synthesized semi-IPN Sg-cl-polyAAm-Gm increases the moisture retention period of sand, clay, and mixture of both the soils upto 48, 56, and 52 days, respectively. Further, the semi-PNs showed swelling in alkaline and shrinking in acidic pH solutions. Therefore, the pH-responsive pulsatile swelling behavior suggested that the semi-IPNs can be effectively utilized to enhance the moisture level in the soil. The semi-IPN Sg-cl-poly(AAm)-MW fabricated under microwave reaction conditions showed 91.49% weight loss after 70 days through vermi-composting method of biodegradation. FTIR and SEM analysis depicted the possible stages of biodegradations through bio-composting, soil burial, and the vermi-composting methods of biodegradation. The soil carrying degraded semi-IPNs increases the shoot length, root length, fresh and dry plant weight in case of Vigna unguiculata subsp, and for Cicer arietinum plant species. Further, the semi-IPN matrices showed sustained release of urea and provided an alternate solution to overcome the excessive wastage of agrochemicals for moving towards sustainable agriculture practices.

Graphical abstract