Xem 1-6 trên 6 kết quả Soil mapping
  • Soil fertility describes soil nutrient status and the factors controlling the supply of nutrients to plants. Continued efforts to improve soil fertility are required to support the world's growing demand for food, fiber, and renewable fuels. Important ecological services provided by soils, such as biodiversity, buffering capacity, and nutrient recycling benefit from the amendments applied to sustain soil fertility. Those amendments need to be applied in a manner that is both economical and practical for the producer to achieve agronomic objectives that are environmentally sound.

    pdf318p qsczaxewd 25-09-2012 53 18   Download

  • hing for. For instance, despite Vietnam’s growing allure as a vacation destination, visitors to sites Bonanza or botnet? Next time you search for a celebrity photo or “how to” hint, pay special attention to the top-level domains (TLDs), the last few characters at the end of the URL in the search results. In this year’s Mapping the Mal Web study, McAfee found that web risk climbed to a record 6.2% of more than 27 million live domains we evaluated for this report. If users don’t click with care, simply viewing a page can return much more than they bargained for.

    pdf27p doiroimavanchuadc 06-02-2013 16 4   Download

  • Phẩu diện đất là một mặt phẵng (hố đất) được đào thẵng góc từ mặt đất cho đến tầng đá mẹ / mẫu chất Có những tầng đất (soil horizon) khác nhau… Tầng chẩn đóan (diagnostic horizon) Cơ sở nghiên cứu về đất : phân loại đất (soil classification), bản đồ đất (soil map), phân vùng quy hoạch (planning), sử dụng cải tạo.

    pdf10p lananh27109 13-09-2011 172 61   Download

  • The Potential of Soil Survey Data in a Quantitative Evaluation of Surficial Geology Mapping in Northern Maine by Rosalia Evans Thesis submitted to the Eberly College of Arts and Sciences at West Virginia University in partial fulfillment of the requirements for the degree of Master of Arts in Geography

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  • Village banks may start out small, with only 15 or 20 members. But in order to be profitable and active a village bank should grow to around 20 to 35 members. More members mean more savings and more people using the group fund for their businesses. That means more women benefiting, more profits for the village bank and bigger dividends for the members. The village bank is not just a comfortable place where a few friends save and sometimes take a loan. It is an institution that can serve many women in the community. There will always be new...

    pdf75p machuavo 19-01-2013 14 2   Download

  • Finally, specific maps for an ecosystem or beneficiary group of interest can also be generated. Such maps can show either 1) the parts of the landscape from which a given beneficiary’s benefits are derived, or 2) the beneficiary groups receiving benefits from a particular ecosystem region of interest (Johnson et al. unpublished). We have to date mapped only the spatial dynamics of carbon sequestration and storage, aesthetic views and aesthetic proximity.

    pdf10p connhobinh 07-12-2012 20 2   Download

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