Chitosan-based materials: Preparation, modification and application

Journal of Cleaner Production, Journal Year: 2022, Volume and Issue: 355, P. 131825 - 131825

Published: April 20, 2022

Language: Английский

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Sustainable Agriculture Systems in Vegetable Production Using Chitin and Chitosan as Plant Biostimulants

Biomolecules, Journal Year: 2021, Volume and Issue: 11(6), P. 819 - 819

Published: May 31, 2021

Chitin and chitosan are natural compounds that biodegradable nontoxic have gained noticeable attention due to their effective contribution increased yield agro-environmental sustainability. Several effects been reported for application in plants. Particularly, it can be used plant defense systems against biological environmental stress conditions as a growth promoter—it increase stomatal conductance reduce transpiration or applied coating material seeds. Moreover, promoting chitinolytic microorganisms prolonging storage life through post-harvest treatments, benefit nutrient delivery plants since may prevent leaching improve slow release of nutrients fertilizers. Finally, remediate polluted soils the removal cationic anionic heavy metals improvement soil properties. On other hand, chitin also has many beneficial such promotion, improved nutrition ability modulate plants’ resistance abiotic biotic stressors. The present review presents literature overview regarding chitin, derivatives on horticultural crops, highlighting important role modern sustainable crop production; main limitations well future prospects applications this particular biostimulant category presented.

Language: Английский

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Nanofertilizers: Types, Delivery and Advantages in Agricultural Sustainability

Agrochemicals, Journal Year: 2023, Volume and Issue: 2(2), P. 296 - 336

Published: June 9, 2023

In an alarming tale of agricultural excess, the relentless overuse chemical fertilizers in modern farming methods have wreaked havoc on once-fertile soil, mercilessly depleting its vital nutrients while inflicting irreparable harm delicate balance surrounding ecosystem. The excessive use such leaves residue products, pollutes environment, upsets agrarian ecosystems, and lowers soil quality. Furthermore, a significant proportion nutrient content, including nitrogen, phosphorus, potassium, is lost from (50–70%) before being utilized. Nanofertilizers, other hand, nanoparticles to control release nutrients, making them more efficient cost-effective than traditional fertilizers. Nanofertilizers comprise one or plant within where at least 50% particles are smaller 100 nanometers. Carbon nanotubes, graphene, quantum dots some examples types nanomaterials used production nanofertilizers. new generation that utilize advanced nanotechnology provide sustainable method fertilizing crops. They designed deliver controlled manner, ensuring gradually released over extended period, thus providing steady supply essential elements plants. controlled-release system fertilizers, as it reduces need for frequent application amount fertilizer. These high surface area-to-volume ratio, ideal holding releasing nutrients. Naturally occurring found various sources, volcanic ash, ocean, biological matter viruses dust. However, regarding large-scale production, relying solely naturally may not be sufficient practical. agriculture, has been primarily increase crop minimizing losses activating defense mechanisms against pests, insects, environmental challenges. nanofertilizers can reduce runoff leaching into improving sustainability. also improve fertilizer efficiency, leading higher yields reducing overall cost application. especially beneficial areas inefficient ineffective. way fertilize crops impact product promising technology help meet increasing demand food Currently, face limitations, costs potential safety concerns due nanomaterials, further research needed fully understand their long-term effects health, growth, environment.

Language: Английский

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Trends and challenges in the development of bio-based barrier coating materials for paper/cardboard food packaging; a review

The Science of The Total Environment, Journal Year: 2022, Volume and Issue: 851, P. 158328 - 158328

Published: Aug. 28, 2022

Currently, petroleum-based synthetic plastics are used as a key barrier material in the paper-based packaging of several food and nonfood goods. This widespread usage plastic lining is not only harmful to human marine health, but it also polluting ecosystem. Researchers manufacturers focused on biobased alternatives because its numerous advantages, including biodegradability, biocompatibility, non-toxicity, structural flexibility. When alone or composites/multilayers, these provide strong qualities against grease, oxygen, microbes, air, water. According most recent literature reports, polymers for coatings having difficulty breaking into business. Technological breakthroughs field bioplastic production application rapidly evolving, proffering new options academics industry collaborate develop sustainable solutions. Existing techniques, such multilayer coating nanocomposites, can be improved further by designing them more systematic manner attain best qualities. Modified nanocellulose, lignin nanoparticles, bio-polyester among promising future candidates nanocomposite-based films with high In this review, state-of-art research advancements made polymeric paper board summarized. Finally, existing limitations potential development prospects materials reviewed.

Language: Английский

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Chitosan: Properties and Its Application in Agriculture in Context of Molecular Weight

Polymers, Journal Year: 2023, Volume and Issue: 15(13), P. 2867 - 2867

Published: June 28, 2023

Chitosan is a naturally occurring compound that can be obtained from deacetylated chitin, which various sources such as fungi, crustaceans, and insects. Commercially, chitosan produced crustaceans. Based on the range of its molecular weight, classified into three different types, namely, high weight (HMWC, >700 kDa), medium (MMWC, 150–700 low (LMWC, less than 150 kDa). shows several properties applied in horticultural crops, plant root growth enhancer, antimicrobial, antifungal, antiviral activities. Nevertheless, these depend (MW) acetylation degree (DD). Therefore, this article seeks to extensively review agricultural sector, classifying them relation chitosan’s MW, use material for sustainable agriculture.

Language: Английский

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Smart nanomaterial and nanocomposite with advanced agrochemical activities

Nanoscale Research Letters, Journal Year: 2021, Volume and Issue: 16(1)

Published: Oct. 18, 2021

Abstract Conventional agriculture solely depends upon highly chemical compounds that have negatively ill-affected the health of every living being and entire ecosystem. Thus, smart delivery desired components in a sustainable manner to crop plants is primary need maintain soil upcoming years. The premature loss growth-promoting ingredients their extended degradation increases demand for reliable novel techniques. In this regard, nanotechnology has offered revolutionize agrotechnological area imminent potential over conventional helps reform resilient cropping systems withholding prominent food security ever-growing world population. Further, in-depth investigation on plant-nanoparticles interactions creates new avenues toward improvement via enhanced yield, disease resistance, efficient nutrient utilization. incorporation nanomaterial with agrochemical activities establishing framework relevant enhance efficacy ultimately help address social acceptance, hazards, management issues future. Here, we highlight role or nanocomposite as well stable alternative protection production. Additionally, information controlled released system, interaction microbiome, promising nanopesticide, nanoherbicide, nanofertilizer, limitations are discussed present review.

Language: Английский

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Advancements in Biodegradable Active Films for Food Packaging: Effects of Nano/Microcapsule Incorporation

Foods, Journal Year: 2022, Volume and Issue: 11(5), P. 760 - 760

Published: March 6, 2022

Food packaging plays a fundamental role in the modern food industry as main process to preserve quality of products from manufacture consumption. New technologies are being developed that formulated with natural compounds by substituting synthetic/chemical antimicrobial and antioxidant agents fulfill consumers' expectations for healthy food. The strategy incorporating into structures is recent promising technology reach this goal. Concepts such "biodegradable packaging", "active "bioactive packaging" currently guide research development packaging. However, use faces some challenges, including weak stability sensitivity processing storage conditions. nano/microencapsulation these bioactive enhances their controls release. In addition, biodegradable materials gaining great attention face ever-growing environmental concerns about plastic pollution. They sustainable, environmentally friendly, cost-effective alternative conventional materials. Ultimately, combined formulation nano/microencapsulated molecules, incorporated system, offers many benefits preventing spoilage, extending shelf life food, reducing waste, preserving freshness objective review illustrate latest advances principal used active systems, well most common food-packaging

Language: Английский

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Protective, Biostimulating, and Eliciting Effects of Chitosan and Its Derivatives on Crop Plants

Molecules, Journal Year: 2022, Volume and Issue: 27(9), P. 2801 - 2801

Published: April 28, 2022

Chitosan is a biodegradable and biocompatible polysaccharide obtained by partial deacetylation of chitin. This polymer has been gaining increasing popularity due to its natural origin, favorable physicochemical properties, multidirectional bioactivity. In agriculture, the greatest hopes are raised possibility using chitosan as biostimulant, plant protection product, an elicitor, or agent increase storage stability raw materials. The most important properties include induction defense mechanisms regulation metabolic processes. Additionally, it antifungal, antibacterial, antiviral, antioxidant activity. effectiveness interactions determined degree acetylation pattern, molecular weight, type chemical modifications, pH, concentration, solubility. There need conduct research on alternative sources chitosan, extraction methods, optimization commercial implementation scientific progress outcomes in this field. Moreover, studies necessary assess bioactivity toxicity nanoparticles conjugates with other substances evaluate consequences large-scale use thereof. review presents unique derivatives that have importance for production yield quality well benefits limitations their application.

Language: Английский

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Bioengineered chitosan-iron nanocomposite controls bacterial leaf blight disease by modulating plant defense response and nutritional status of rice (Oryza sativa L.)

Nano Today, Journal Year: 2022, Volume and Issue: 45, P. 101547 - 101547

Published: July 5, 2022

Language: Английский

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Application of Chitosan and Its Derivative Polymers in Clinical Medicine and Agriculture

Polymers, Journal Year: 2022, Volume and Issue: 14(5), P. 958 - 958

Published: Feb. 28, 2022

Chitosan is a biodegradable natural polymer derived from the exoskeleton of crustaceans. Because its biocompatibility and non-biotoxicity, chitosan widely used in fields medicine agriculture. With latest technology technological progress, different active functional groups can be connected by modification, surface or other configurations with various physical, chemical, biological properties. These changes significantly expand application range efficacy polymers. This paper reviews uses chitosan, such as catheter bridging to repair nerve broken ends, making wound auxiliaries, tissue engineering materials for bone cartilage, carriers variety drugs volume slow-release even show potential fight against COVID-19. In addition, it also discussed that agriculture improve growth crops an antioxidant coating because antibacterial properties are alone conjunction endophytic bacteria metal ions. Generally speaking, kind material excellent development prospects

Language: Английский

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