compost testing Articles

  • Physical Contaminant Testing Of Composts

    Changes are in progress in multiple countries on weight-based limits for physical contaminants in composts. The net effect may be higher quality compost products. Maintaining and improving compost product quality is vitally important for ensuring continued confidence in organic waste recycling industries around the world. One quality criterion of particular interest from the general ...


    By BioCycle Magazine

  • Composting Roundup

    Johnson City, Tennessee: School Teacher Launches Composting Site Joe Hoffman, a high school science teacher, recently opened Hoffman Composting, located on the outskirts of Johnson City. The site is fully permitted by the State of Tennessee to accept food waste. Hoffman’s background is in sustainable agriculture, having received a degree in Agronomy-International Agriculture and ...


    By BioCycle Magazine

  • Compost Users Forum: Compost Marketing Trends In The U.S.

    “We know there are limiting factors in this sector,” acknowledges Hans Van Dusen, who is on the contract implementation staff for Seattle Public Utilities. “Transient populations as well as space in downtown and older buildings are problematic, but multifamily recycling has emerged as a priority for the city.” Seattle has taken a number of steps to make its program more user friendly and flexible ...


    By BioCycle Magazine

  • Compost Users Forum: The Applied Thoughts Of A Compost Theorist

    WITHIN a 60-mile radius of my office here in central California, there are 1,000 dairies — each having an average of 2,000 cows. They generate over four million tons of manure annually, so we are pretty much in the manure business whether we want to be or not. Somebody has to manage this material and help the farmers utilize it properly, fulfilling its potential monetary value. That’s what we ...


    By BioCycle Magazine

  • Phosphorus And Compost Use Dynamics

    Organic forms of phosphorus, such as biosolids and compost products, contain low to very low levels of water extractable phosphorus, but increasingly are regulated like inorganic P sources. Phosphorus is one of the 16 essential plant nutrients, and is considered one of the three major plant nutrients (along with nitrogen and potassium). Phosphorus is not only important in root development, but ...


    By BioCycle Magazine

  • Australia : Maximizing Compostables At The Olympics

     Maximizing Compostables At The Olympics THE GOVERNMENT of New South Wales, Australia passed the Waste Minimization and Management Act in 1995, setting a reduction target of 60 percent. One indicator of how much commitment and infrastructure are available to reach this goal will be the success of the overall organics recycling achievements at the 2000 Summer Olympic Games in Sydney (see ...


    By BioCycle Magazine

  • Understanding Compost Tea

     Understanding Compost Tea COMPOST TEA describes many different preparations made using compost as a starting material and producing a liquid extract or in some cases a “liquid version” of the original compost. There are many home-designed pieces of equipment and some commercially available equipment made to produce compost tea. New ideas abound on how to fabricate the better tea-maker and ...


    By BioCycle Magazine

  • Compost Use By State DOTs

    Research project collects and analyzes compost use data for three state Departments of Transportation: California, Texas and Washington. Use of compost by state Departments of Transportation (DOTs) for highway construction, erosion and pollution control, and vegetation establishment has dramatically increased since the early 2000s. A recent research project studied compost use by state ...


    By BioCycle Magazine

  • Composting Advances in Oregon and Washington

    Over the years, different forces have served as drivers to help grow the composting industry. For example, in the late 1980s and early 1990s, it was the perceived landfill crisis that led to state bans on disposal of yard trimmings. Composting also has benefitted from a push to meet recycling goals, which has prompted states and local governments to go beyond yard trimmings and into such ...


    By BioCycle Magazine

  • Composting Site Remediation Success

    Dorchester County, Maryland agreed to a remediation plan that involved composting the 140,000 tons of unprocessed feedstocks stored on site. An aggressive strategy has ...


    By BioCycle Magazine

  • Building state’s compost markets

    Several research projects now under way have the potential to significantly expand the compost market in California. Californians generate 93 million tons of solid waste annually. The Integrated Waste Management Act of 1989 (AB 939) established the CIWMB and gave it the responsibility to oversee, manage and track all of this material. Expanding the opportunities for composting organic materials ...


    By BioCycle Magazine

  • Trimming costs with Composting

    Weis Markets, Inc. has an interest in diverting organics from its grocery stores as part of its overall sustainability goals, but to bring an individual store onto the program is always decided by the economics. “It has to balance out,” says Ginny Frederick, Facilities Manager for Weis Markets. “If it costs too much at a particular location, or the store doesn’t generate ...


    By BioCycle Magazine

  • Design, testing and implementation of a large-scale urban dog waste composting program

    In Montreal, Québec, many dogs are exercised in fenced-in runs in parks. Consequently, these dog parks are a high-density source of large amounts of dog waste, which is typically collected by the owner in a plastic bag and deposited in the municipal garbage. In 2004, an experimental large-scale dog waste composting programme was initiated at the Notre-Dame-de-Grâce (NDG) dog run in Montreal, ...


    By BioCycle Magazine

  • Introducing … STA Certified Compost

    In a new development, the US Composting Council’s Seal of Testing Assurance Program can now be defined as a certification program. The US Composting Council (USCC) is celebrating the 15th year of its Seal of Testing Assurance (STA) Program. The overall purpose of the STA Program is to improve customer confidence in compost ...


    By BioCycle Magazine

  • Composting Livestock Mortalities

    Performance, composting methods, environmental impacts and biosecurity of the process are evaluated for emergency disposal of cattle by research team at Iowa State University. A THREE-YEAR study was commissioned by the Iowa Department of Natural Resources to evaluate the practical feasibility, performance, environmental impacts and biosecurity of using composting for emergency disposal - should a ...


    By BioCycle Magazine

  • Evaluating Microbiology of Compost

    The fact that not all compost is created equal has both producers and growers looking for ways to successfully evaluate compost quality. Traditional compost analysis has focused on NPK and micronutrient concentrations in an effort to mirror fertilizer analysis. Compost, however, is much more complex than fertilizer and its most significant value to the grower may be far more than its mineral ...


    By BioCycle Magazine

  • Monitoring Moisture In Composting Systems

    Monitoring Moisture In Composting Systems IF YOU SQUEEZE a handful of material and water drips or trickles out, it is the right moisture content for composting.” This bit of hands-on wisdom comes from the proverbial squeeze-test for evaluating moisture in composting piles. It has been uttered by Master Gardeners and other composting educators for many years as a tool for determining, and ...


    By BioCycle Magazine

  • Evaluating composting for contingency bases

    Technology is being evaluated to demonstrate a potentially viable supplement to waste incineration at Department of Defense bases that support operations of deployed units. To help address the solid waste management challenges at Department of Defense contingency bases overseas, the National Defense Center for Energy and Environment (NDCEE) is demonstrating an in-vessel composting ...


    By BioCycle Magazine

  • Registration Options For Compost Products

    THE American Association of Plant Food Control Officials (AAPFCO) is a volunteer organization of state Department of Agriculture (DOA) officials whose offices regulate the distribution and sale of fertilizer, soil amendments and liming agents in each state in the United States, its territories, as well as Canada. Over the past ten years, the U.S. Composting Council (USCC) - through its Committees ...


    By BioCycle Magazine

  • Operator insights: compostable products

    Compostable products are increasingly a part of the formula when companies, institutions, municipal programs and special events decide to go green, usually to implement a food scraps diversion program. Due to increasing demand, the compostable products industry is growing rapidly, with many different options on the market. BioCycle has been covering developments in the compostable products ...


    By BioCycle Magazine

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