By R.P. Brown
Polymers were utilized in agriculture and horticulture because the heart of the final century. there's a great power for utilizing polymers in agriculture and our fields and backyard may glance very varied if we didn't use polymers in them. This assessment strains the historical past of polymer use, discusses the markets for polymers in those purposes, and describes intimately the different sorts of polymers that may be used and their particular purposes.
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Photoselectivity is another important property. Three layer films make it possible to combine proper basic polymer properties and additives in each layer. A typical three-layer film is LDPE/EVA/LDPE. Spain’s province of Almeria has 54% of its total surface covered by greenhouses, which make up the largest concentration of greenhouses in the world. LDPE and EVA are the plastics most commonly used for greenhouses and tunnels. Mulching uses LLDPE for its good mechanical properties which allow low thickness film.
Fenner and K. Clarke, Water and Environmental Management Journal, 2003, 17, 2, 99. 3 EN 13031-1, Greenhouses – Design and Construction, Part 1: Commercial Production Greenhouses, 2001. J. Roberts, Plasticulture, 2001, 2, 120, 70. 5 EN 13206, Covering Thermoplastic Films for use in Agriculture and Horticulture, 2001. 6 NEW FAUX FINISHED RUBBERSTUFF MULCH LASTS A LIFETIME A US scrap tyre recycler based in Florida, American Rubber Technologies, is launching a new, environmentally-friendly, colourful and permanent landscaping mulch, called “RubberStuff”.
The resulting material can be placed over plants, where it interferes with insect behaviour, it is briefly reported. Researchers found that the nonwoven EVA material reduced the number of eggs laid by female onion maggots tenfold. 38-43 French RELIABILITY OF POLYMERIC MATERIALS IN PLASTICULTURE Lemaire J Blaise Pascal,Universite A review is presented of topics concerned with the use of plastics films in greenhouse coverings, mulches and other agricultural and horticultural applications which were discussed at a conference held at Ecole Nationale Superieure de Chimie de Clermont-Ferrand on 22nd March 2001.