When.com Web Search

  1. Ads

    related to: cheapest nitrogen fertilizer for lawns 30 0 0 download

Search results

  1. Results From The WOW.Com Content Network
  2. Organic lawn management - Wikipedia

    en.wikipedia.org/wiki/Organic_lawn_management

    A primary element of organic lawn management is the use of compost [2] and compost tea to reduce the need for fertilization and to encourage healthy soil that enables turf to resist pests. [3] A second element is mowing tall (3" – 4") to suppress weeds and encourage deep grass roots, [4] and leaving grass clippings and leaves on the lawn as ...

  3. Calcium cyanamide - Wikipedia

    en.wikipedia.org/wiki/Calcium_cyanamide

    It was at the time the cheapest nitrogen fertilizer with additional efficacy against weeds and plant pests, and had great advantages over the nitrogen fertilizers that were conventional at the time. However, the large-scale implementation of ammonia synthesis via the Haber process became a serious competitor to the very energy-intensive Frank ...

  4. Controlled-release fertiliser - Wikipedia

    en.wikipedia.org/wiki/Controlled-release_fertiliser

    Controlled-release fertilizer is also known as controlled-availability fertilizer, delayed-release fertilizer, metered-release fertilizer, or slow-acting fertilizer. Usually CRF refers to nitrogen-based fertilizers. Slow- and controlled-release involve only 0.15% (562,000 tons) of the fertilizer market (1995).

  5. Biosolids - Wikipedia

    en.wikipedia.org/wiki/Biosolids

    Biosolids can be an ideal agricultural conditioner and fertilizer [10] which can help promote crop growth to feed the increasing population. Biosolids may contain macronutrients nitrogen, phosphorus, potassium and sulphur with micronutrients copper, zinc, calcium, magnesium, iron, boron, molybdenum and manganese. [5]

  6. Nitrogen deficiency - Wikipedia

    en.wikipedia.org/wiki/Nitrogen_deficiency

    Soil organisms use any nitrogen available to break down carbon sources, making nitrogen unavailable to plants. [1] This is known as "robbing" the soil of nitrogen. All vegetables apart from nitrogen fixing legumes are prone to this disorder. Nitrogen deficiency can be prevented by using grass mowings as a mulch or foliar feeding with manure.

  7. UAN - Wikipedia

    en.wikipedia.org/wiki/UAN

    The combination of urea and ammonium nitrate has an extremely low critical relative humidity (18% at 30 °C) and can therefore only be used in liquid fertilizers. The most commonly used grade of these fertilizer solutions is UAN 32.0.0 (32%N) known as UN32 or UN-32, which consists of 45% ammonium nitrate , 35% urea and only 20% water.