Use barriers made of flexible polyethylene 30 to 40 millimeters thick and 22 to 28 inches deep. |
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Most growers send irrigation water to their strawberry plants though slender polyethylene tubes known as drip tapes. |
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The perimeter of each plot was trenched to 1 m depth and lined with polyethylene film to prevent lateral movement of soil water. |
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When I worked as a stagehand on TV shows it was shredded polyethylene film. |
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Under very cool conditions, as in an unheated solar greenhouse or a polyethylene tunnel, any Asian heading cabbage will grow more loose and open. |
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If small holes are found, you can repair them with caulk or polyethylene or foil tape. |
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Recent studies have suggested that certain polymers, such as polyethylene glycol, improve the function of surfactant. |
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Today high density polyethylene, with its linear chains, is used for radio and television cabinets, toys, and large-diameter pipes. |
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After World War II, the cotton braided coverings were displaced by neoprene and, later, by polyethylene. |
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At another house the high-density polyethylene pipe warped by heat was attached to the downlet pipe jutting from the terrace. |
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Among the crystalline polymers are polyethylene, polypropylene, nylon, thermoplastic polyesters, acetal, and polyphenylene sulfide. |
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Install a polyethylene vapor retarder, or equivalent material, over the dirt floor. |
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Greenhouses are gothic or Quonset structures with end walls and a double-layer polyethylene inflated roof. |
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Synthetic resins are made by man using modern chemical technology such as the polyethylene and polystyrene used for cosmetics, packaging, etc. |
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Before there was polyethylene there was celluloid, patented in 1870 by John and Isaiah Hyatt, the sons of a blacksmith. |
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While enjoying the wind protection, consumers also appreciated the polyethylene floor. |
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Examples of linear polymers include polyethylene, polyvinyl chloride and polypropylene. |
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The pumpkin-shaped balloon is composed of a lightweight polyethylene film about the thickness of ordinary plastic food wrap. |
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The object should be removed from the polyethylene and the bag or sheeting discarded. |
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High density polyethylene products, such as milk containers, are cut into small pieces and remelted to make detergent bottles. |
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In general, wraps made of polyethylene are safer than polyvinyl chloride film. |
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You may also cover the polyethylene with a thin layer of sand or a thin slab of concrete to protect it from damage. |
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Such agents include glucose, propylene glycerol, polyethylene glycol and hypaque. |
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The crankcase, on the other hand, sits in a bath of water and polyethylene glycol. |
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The film is based on a combination of nanoscale crystals developed using technical waxes and a polymer such as polyethylene or polypropylene. |
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A sampling of fineries made from a hybrid fiber of kevlar, nylon and polyethylene are shown below. |
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Opaque high-density polyethylene is probably the best container, but there is no universal rule. |
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In the free radical polymerization of ethylene to form polyethylene, a small amount of a peroxide is added to a large volume of ethylene. |
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The joint should be explored, the debris removed, and the polyethylene exchanged. |
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The polyethylene is tightened by hand, and the aircraft cable is tightened by winch. |
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But ductile iron also corrodes, so there has been a further programme to replace both metals with polyethylene pipework. |
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An array of choices exists for glazing, including glass, vinyl, fiberglass, polycarbonate, acrylic and polyethylene. |
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Other, tougher polyethylene options are woven poly and high-density polyethylene, a honeycombed material with better energy efficiency. |
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After the finishers completed the troweling process, they covered the slab with polyethylene sheets for a 7-day curing period. |
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The samples were arranged as flat as possible and wrapped in a single layer of thin polyethylene film. |
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The typical sewage ejector toilet consists of a pedestal made of polyethylene, which acts as a base for mounting the toilet. |
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Synthetic polymers such as polyethylene and polypropylene are produced by free radical addition reactions. |
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An increasing number of single-serve bottles are fashioned from the more expensive but high-performing material polyethylene terephthalate. |
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One such polymer, polyethylene glycol, molecular weight 4000, has been used to potentiate the actomyosin interaction in solution. |
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As the polyethylene oxide drew more water out of the fibroin solution, the micelles aggregated into microscopic globules. |
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The dump body is made of industrial-weight polyethylene, and the drive system uses a winch rather than costly hydraulics. |
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For light microscopy, several media such as paraffin, polyethylene glycol and resin, have been used to embed plant tissues. |
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Veterinarians at Purdue University in Indiana treated dogs with a a liquid polymer known as polyethylene glycol within 72 hours of suffering a serious spinal cord injury. |
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At York, the timbers were immersed for two years in tanks of aqueous polyethylene glycol, a water-soluble wax used to replace the water in the wood. |
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Oftentimes this involves using man lifts, which can have trouble maneuvering over curing materials like polyethylene plastic sheets or burlap-bonded plastic coverings. |
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The key is polyethylene glycol, a liquid polymer similar to antifreeze. |
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The company has spent two years developing a bedside cabinet, which is moulded from high-grade polyethylene impregnated with a continually active anti-microbial bactericide. |
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The biggest change will come on the MPT 1200 and 1000 models that feature a roto-molded, polyethylene cross-link load bed with inserts for tie-downs and racks. |
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Water is an uncharged small molecule that readily penetrates lipid monolayers, biological membranes and semi-crystalline aliphatic polymers like polyethylene. |
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The bags are made from 8 mm thick soft foam padding, 4 mm hard corrugated plastic, cross-linked closed-cell polyethylene foam, and 12 mm thick premium memory foam. |
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In 1961, while trying to develop a transparent version of polyethylene plastic, he discovered an elastic substance that, when rolled into a ball, proved to be bouncy. |
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These substances are relatively harmless compared to longer-living man-made plastics like polyethylene. |
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Plastic films laminated to foil for commercial use include cellophane, cellulose acetate, rubber hydrochloride, polyvinyl chloride, polyesters, and polyethylene. |
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As improved fixation allowed implants to remain implanted longer, it became apparent that a method to reduce polyethylene wear, which results in osteolysis, was needed. |
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Greenhouse polyethylene is more expensive, but can last ten years or more. |
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Adsorbed or grafted hydrophilic polymers such as polyethylene glycol immobilized at the interface between biofluids and biomaterials have gained considerable attention. |
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Finally, at the bottom of the whole sheet, there is a rather ordinary drink bottle material, polyethylene terephthalate, serving as a flexible support. |
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The bottle is made of polyethylene terephthalate, a saturated thermoplastic polyester resin commonly used in commercial applications like plastic bottles. |
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Noncharged polymeric polyethylene glycols have been employed for pore sizing experiments in planar lipid bilayers but have never been used in patchclamp experiments. |
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In the echoic-visual condition, samples were presented underwater behind a thin black polyethylene screen that was visually opaque but echoically transparent. |
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The homogenized egg samples were always stored in polyethylene bottles pre-washed with nitric acid, and they were placed in a refrigerator until chemical analysis. |
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Meanwhile, EFSA has declared safe using polyethylene glycol as a film coating agent for food supplement products, mainly capsules. |
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That's why, in 1999, Edina switched to chimneys composed of stacks of high-density polyethylene rings from Ladtech. |
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Novacor recently launched its hexene-based low-density polyethylene resin production with seven hexene grades. |
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Efficacy and optimal dose of daily polyethylene glycol 3350 for treatment of constipation and encopresis in children. |
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The blood was collected from the portal vein precava into heparinized polyethylene tubes after the pigs weighted at the 14th day. |
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Weathering of polyethylene and enhanced photodegradable polyethylene in the marine environment. |
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But once that is soaked up, 2003-06 should be a flyout years for polyethylene and for the two Equates. |
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In April 2013 the polyethylene glycol sprays were turned off and the process of controlled airdrying began. |
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Modification of polyethylene film sulfurized in solution of higher polythionic acids by layers of copper sulfides. |
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When the polyethylene melts, and the steel wool cools, it often blocks the vent tube, creating a vacuum inside the part. |
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Comparing fumigant retention of polyethylene mulches for nutsedge control in Florida spodosols. |
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You prescribe calcitonin, acetaminophen, oxycodone, and polyethylene glycol or Milk of Magnesia as needed to produce a bowel movement every day. |
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Orpic earlier said that Liwa Plastics Industries, which will go on stream by 2018, will produce polyethylene, polypropylene and butene. |
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The article describes a revival in the use of metallocenes and expanded marketing of super-strong polyethylene plastics. |
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To enhance the samarium signal, especially after the blood-spot PCR, polyethylene glycol and dextran sulfate additives were tested. |
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Use of porous high-density polyethylene in revision rhinoplasty and in the platyrrhine nose. |
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Your other lawn chairs will cower in shame when the clover armchair by Driade in weatherproof white polyethylene hits your back yard. |
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In addition to the one it announced earlier in North Dakota, Badlands NGLs is planning to build a second polyethylene complex in North America. |
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Smaller objects from the most common material, wood, were sealed in polyethylene bags to preserve moisture. |
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Candidate polyelectrolytes include polyacrylic acid, poly, poly, sodium polystyrene sulfonate, polyethylene imine, polypeptides, and copolymers. |
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Sintered ultra high molecular weight polyethylene materials are used as ski and snowboard base materials. |
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The problem for the vacuum metallizer is to obtain adhesion of a base coat to the polyethylene. |
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Hard-Line tees feature a barb designed for use with harder durometer tubing such as polyethylene 55 Shore D and polypropropylene 80 durometer. |
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Hoechst Celanese produces Certran polyethylene similar to Spectra, with about one half the modulus rating of Spectra. |
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To measure melatonin, blood samples were taken with a two-way stopcock, heparinized, polyethylene cannula inserted into a vein in the forearm. |
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If all the hydrogens in polyethylene were replaced with fluorine atoms, we would have another important plastic called polytetrafluoroethylene. |
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Patented is a polyethylene composite fiber comprising two kinds of polyethylene resin components that have different melting points. |
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They then looked at the effects on the mice of eating green tea extract alone, and eating green tea extract plus polyethylene glycol. |
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For untreated wastewater, 1 L was centrifuged for 15 min at 9,000 x g and concentrated with polyethylene glycol. |
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After milling, all samples were kept in high-density polyethylene bags at room temperature in an exsiccator until mineralization. |
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In each revision, the polyethylene articular surface was separated from the underlying cage with an osteotome. |
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Stress rupture data used to develop these shift factors included MDPE, unimodal high-density polyethylene and bimodal HDPE materials. |
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After 35 years selling high-density polyethylene pipe for ISCO Industries, Jim Fletcher is hanging up his hat and picking up the fishing pole. |
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It is available in different diameters and firmness, and in polyethylene and polyurethane materials. |
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The produced nanoparticles in this research are made of multifunctional polyethylene, that is completely hydrophobic and it is produced in one step. |
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This delaminates the packaging, allowing the aluminium foil and polyethylene to be separated from the paper fibres, which are recovered to make new paper products. |
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Today, there are a variety of LMW and HCD coagulants on the market, from polyamides and polyamines, to polyethylene imines, alum, ferric chloride and so on. |
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Effects of polyethylene glycol-conjugated recombinant human megakaryocyte growth and development factor on platelet counts after chemotherapy for lung cancer. |
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The fresh oleoresin was collected using 1.5 mL polyethylene tube for each sample and the tube was hermitically closed and refrigerated until the analysis. |
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When the venerable rollerskate was reincarnated as shock-resistant polyethylene boots holding one row of fast-spinning, resilient plastic wheels, skating was reborn as well. |
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The study involved 6,432 patients who received oral sodium phosphate and 3,367 who received polyethylene glycol as outpatients prior to colonoscopy. |
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The use of nonionic, water-soluble polymers, in particular polyethylene glycol, for fractional precipitation of proteins was introduced in 1964 by Poison et al. |
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This complex has units producing polyethylene, synthetic rubbers, latex, propylene glycol, pyrolysis benzene and fractions of butene, butylene and isobutylene. |
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Examples include polystyrene, polyethylene, polypropylene, cis-polyisoprene, polydimethylsiloxane, polyethyleneoxide and styrene-butadiene rubber. |
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One stage produces unbranched, linear polyethylene, and the other stage produces star branched PE with several long chain branches from a relatively short core. |
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Made from kraft paper and a thin, peelable polyethylene film, the product is used by manufacturers to protect flexible foams used in the furniture industry. |
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A nanocomposite-based packaging material has been optimized by scientists who blended polyethylene with nanosized silver, titanium dioxide and attapulgite. |
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These polyethylene naphthalate films have undergone rigorous testing, including five cycles of fluctuating temperatures, varying humidity levels and chemical exposure. |
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A small dural and arachnoidal incision was made and a 2 to 3 mm segment of polyethylene tubing connected to a micropipette was inserted caudally through the durotomy. |
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Spherulitic crystallization behavior of linear low-density polyethylene. |
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Multimodal polyethylene materials with balanced properties are well known. |
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These basic catalyst systems were used to build the polyolefin industries that exist today, including polyethylene in all of its forms and syndiotactic polypropylene. |
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Contract awarded for acquisition of strippers bar union road and polyethylene for parking of trucks custom ii tecum uman, west regional management, sat. |
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On the other hand, polyethylene glycol 2000 is used as cross-linker to increase hydrophilicity of the polymer and to increase the micelles created by it in blood stream. |
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Based on the literature and consensus exert opinion, pediatric physicians agreed to use daily polyethylene glycol for bowel regimen with or without docusate or senna. |
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Contract awarded for acquisition of black and red bag polyethylene, washing powder, towels to mop for the direction of guatemala sur area of health. |
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