By Mario Malinconico
This e-book indicates how using biodegradable plastics in agriculture could have a profound confident impression on plasticulture. beginning with an natural chemistry method of biodegradable and compostable plastics, either average and artificial, it then analyzes the technological and agronomic points of latest bioplastics for safe cultivation (mulching, direct conceal, low tunnels). It describes the hot sprayable biodegradable mulching strategy, that is in response to using waterborne polysaccharides and cellulosic fibers. yet another bankruptcy describes the learn and know-how of biodegradable plastics for various agricultural practices. it is usually chapters on existence cycle evaluate (LCA) of biodegradable plastics for agriculture, and current and constructing criteria within the box. it's a useful source for agronomists, chemical and fabrics engineers, polymer technologists and scientists, in addition to for a extra normal readership drawn to the applying of eco-friendly chemistry ideas to the significant global of crop production.
Mario Malinconico< is learn Director on the Institute of Polymers, Composites and Biomaterials, nationwide study Council, Italy.
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Extra info for Soil Degradable Bioplastics for a Sustainable Modern Agriculture
The biobased carbon content of products is determined independently and unequivocally using radio carbon analysis as codiﬁed in international standards— the primary one is the ASTM D6866 (Standard Test Method for determining biobased (carbon) content of solids, liquids, and gaseous samples using radiocarbon analysis). Using experimentally determined biobased carbon content and applying fundamental stoichiometric calculations, one can readily calculate the amount of CO2 removed from the environment by 1 kg of material.
05 Reprinted from Ref. 25 – – 40 S. Guerrini et al. 2 Mt of plastic waste per year in the Europe, where almost 30% (336 kt) are coming from accessories such as nets and clips for plant support and plastics pots and trays for greenhouses and bed seeds. Though these products are indispensable for farmers around the world, they also are adding to the ever-increasing problem of plastics disposal . Despite the European Union in the last decade having put a strong focus on policies to reduce, properly dispose of, and to avoid environmental contamination from waste, still the consequences of the large amount of agricultural plastics used are the dependence on oil production and the production of waste that, if not properly collected, treated, and recycled, pollute the rural areas and release harmful substances in the environment.
1 Biodegradability—The Science Biodegradability is an end-of-life option that allows one to harness the power of microorganism present in the selected disposal environment to completely remove plastic products designed for biodegradability from the environmental compartment via the microbial food chain in a timely, safe, and efﬁcacious manner. Terms like “oxo”, “hydro”, “chemo”, “photo” degradable describe abiotic (nonbiological process) mechanisms of degradation. They do not constitute or represent “biodegradability”—the biological process by which microorganisms present in the disposal environment assimilate/utilize carbon substrates as food for their life processes—see Fig.