large dairy farm Articles

  • Farm digesters for small dairies in Vermont

    THROUGH its award-winning Cow Power program, Central Vermont Public Service (CVPS), a Vermont utility headquartered in the city of Rutland, is helping dairy farmers diversify their incomes by turning manure into electricity. The farmers process manure in anaerobic digesters to generate power, which CVPS customers voluntarily pay a premium to purchase. In addition to income from electricity sales, ...


    By BioCycle Magazine

  • Dairy Digester Opens Doors On Maryland Farm

    Kilby Inc., a 600-cow dairy operation located in Colora, Maryland, has the only operational commercial anaerobic digestion (AD) system in the state. In 2009, Kilby Inc. (the dairy farm and milk production business) began construction of a covered lagoon digester, which started operating in March 2011. The digester input consists of flushed cow manure (98% by volume) and food waste (2%), including ...


    By BioCycle Magazine

  • A partial budget analysis for phosphorus-based nutrient management plans for Connecticut dairy farms

    This study estimated changes in costs of manure handling, costs of the fertilizer replacement value of manure, and expected changes in net revenues associated with the implementation of manure nutrient management plans (NMPs) based on the agronomic critical concentration for P using a partial budget analysis. The net revenue from manure management practices traditionally used by farmers in a ...

  • Molecular characterization of giardia isolates from calves and humans in a region in which dairy farming has recently intensified

    Giardiasis is a notifiable disease of high prevalence in New Zealand, but there is limited knowledge about the sources of Giardia duodenalis genotypes that can potentially cause human infections. Dairy calves are one environmental source of Giardia isolates, but it is unknown whether they harbor genotypes that are potentially capable of causing ...

  • Arable farm in Cornwall

    With large quantities of wind, the owner of this arable farm in England exploits the opportunities to produce his own energy and sell surplus back to the grid. Project cost: £62,000 - Estimated payback time: 6-7 years - Best monthly production: 3616 kWh Background This turbine site is a 100 acre farm for grass that is sold into the dairy supply chain. The farm is ...


    By Gaia-Wind Ltd.

  • Composting Food Residuals on the Farm

    A county agency and a farmer in Vermont have teamed up to collect and compost food residuals and other organics. The Rutland County Solid Waste District (RCSWD), which is responsible for managing MSW for 16 cities and towns, began planning the food residuals composting program in December, 1996 with the Rutland Natural Resource Conservation District, one of 14 districts in Vermont that promotes ...


    By BioCycle Magazine

  • Reuse of dairy lagoon wastewater through SDI in forage crops

    Abstract California has become the leading dairy products producing state in the USA. This has resulted in farms commonly milking several thousand cows per day. The care and feeding of the animals has produced large waste streams commonly collected and stored in lagoons. Environmentally safe handling and reuse of the lagooned wastewater is the objective of this study. A system of ...


    By Geoflow, Inc.

  • Environmental input–output analysis of the New Zealand dairy industry

    This work presents data and analysis quantifying the total (direct and indirect) resource use and outputs (products and pollutants) of the New Zealand dairy industry for the year April 1997 to March 1998. It also identifies those sectors supplying the dairy industry which make significant indirect contributions to its total inputs and outputs. Although this data is 14 years old, it is the only ...


    By Inderscience Publishers

  • Dredge Dealer Dairy Specialists Wins Business Ethics Award

    Dairy Specialists, an SRS Crisafulli agricultural dredge dealer for more than two years, was awarded with the Colorado-based CEBA Bill Daniels Business Award in March for conducting every aspect of its business ...


    By SRS Crisafulli, Inc.

  • Latest Developments in Mid-to-Large-Scale Vermicomposting

    Latest Developments in Mid-to-Large-Scale Vermicomposting This overview of systems and operational projects describes factors which contribute to their success as well as the challenges that have forced sites to close. Many different approaches are being used to process large volumes of organic residuals with earthworms, ranging from relatively simple land and labor-intensive ...


    By BioCycle Magazine

  • Cost-Benefit Analyses: Exploring the Economics of On-Farm Composting

    When exploring the merits of on-farm composting, the question most often raised is: What are the economics? How do the savings or revenues from on-farm composting compare to the costs? Of course, the answer is the ever present “it depends.” Expenses, resources, revenue opportunities, environmental constraints and circumstances vary greatly from one farm to the next. Most people would agree that ...


    By BioCycle Magazine

  • Environmental and Economic Perspectives of Milk Production in Feedlot and Grazing Systems

    Abstract Dairy production systems involve large inputs and large outputs. In environmental and economic terms, this means dairying is potentially a large consumer of natural resources and a generator of large amounts of pollutants and waste as green house gases (GHG) and manure. To ensure a sustainable milk production system; it becomes important to understand the environmental and ...


    By IFCN dairy research center

  • Regional roundup

    ANAEROBIC DIGESTER ON UNIVERSITY CAMPUS The University of Guelph’s Ridgetown Campus, part of the Ontario Agriculture College (OAC), received an investment of more than US$2.6 million for construction of an anaerobic digester through the Federal Development Agency for Southern Ontario. OAC, with its Center for Agricultural Renewable Energy and Sustainability, views the digester as “a ...


    By BioCycle Magazine

  • New Mexico Business Weekly Passing biogas: R-Qubed project converts cow manure to methane

    Some locals sarcastically joke that the stretch of dairy farms along Interstate 10 south of Las Cruces should be re-named “Buenos Aires” (fresh air). It’s a reference to a less than aromatic sector of I-10 in southern New Mexico, not a reflection on the capital of Argentina. But that soon might change, thanks to a US$72 million plan by R-Qubed Energy Inc. of El Paso to build ...


    By entec biopower gmbh

  • Latest Progress in Anaerobic Digestion

    Compared to countries like Germany and Denmark, the United States and Canada have a long way to go in creating the fundamental policy incentives and regulatory mandates that will encourage market development for anaerobic digestion (AD). Someone recently asked me how many years it would take to deploy AD systems on farms in North America that are large enough to economically use them. Given ...


    By BioCycle Magazine

  • Supply- and demand-side management of water in Gujarat, India: what can we learn?

    Agriculture in Gujarat has grown rapidly over the last decade, driven at least partly by diversification to high value crops and dairying. High value agriculture requires better water control and offers higher returns for irrigation. Farmers, farm communities and the state government in Gujarat have responded to this requirement by implementing large-scale water supply and demand management ...


    By IWA Publishing

  • Rising Meat Consumption Takes Big Bite out of Grain Harvest

    http://www.earth-policy.org/data_highlights/2011/highlights22 World consumption of animal protein is everywhere on the rise. Meat consumption increased from 44 million tons in 1950 to 284 million tons in 2009, more than doubling annual consumption per person to over 90 pounds. The rise in consumption of milk and eggs is equally dramatic. Wherever incomes rise, so does meat consumption. ...


    By Earth Policy Institute

  • Composting Roundup

    Cedar Rapids, Iowa: Ninja Food Scraps Collection Service Compost Ninja, an Iowa-based organics collection business founded by Aaron Hanson, started service on November 1, 2015. The Compost Ninja provides customers a 5-gallon bucket, which are set out weekly. The business currently has 39 residential and small business accounts in Iowa County, Linn County and Johnson County, Iowa. Each ...


    By BioCycle Magazine

  • Plan B 3.0 -- A Plan of Hope

    Plan B is shaped by what is needed to save civilization, not by what may currently be considered politically feasible. Plan B does not fit within a particular discipline, sector, or set of assumptions. Implementing Plan B means undertaking several actions simultaneously, including eradicating poverty, stabilizing population, and restoring the earth’s natural systems. It also involves cutting ...


    By Earth Policy Institute

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