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2. Controlled-release fertiliser - Wikipedia

   en.wikipedia.org/wiki/Controlled-release_fertiliser

   The early product had 60 percent of the total nitrogen cold-water-insoluble, and the unreacted (quick-release) less than 15%. Methylene ureas, e.g. methylene diurea, were commercialized in the 1960s and 1970s, having 25% and 60% of the nitrogen as cold-water-insoluble, and unreacted urea nitrogen in the range of 15% to 30%.

3. Nitrogen deficiency - Wikipedia

   en.wikipedia.org/wiki/Nitrogen_deficiency

   Nitrogen deficiency is a deficiency of nitrogen in plants. This can occur when organic matter with high carbon content, such as sawdust, is added to soil. [1] 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.

4. How to Grow a Lemon Tree in a Pot: 12 Expert Tips for Success

   www.aol.com/grow-lemon-tree-pot-12-205500130.html

   “Go with a mix blended for cactus or citrus that is looser and slightly more acidic.” Lemons prefer a soil pH of 6.0 to 6.5, lower than most potting soil mixes. If the soil pH is wrong, the ...

5. Topsoil - Wikipedia

   en.wikipedia.org/wiki/Topsoil

   A variety of soil mixtures are sold commercially as topsoil. Typical uses for this product are improving gardens and lawns or for use in container gardens. Potting soil, compost, manure and peat are also sold for domestic uses with each having specific intended purposes. Topsoil products typically are not as suitable for potting plants or ...

6. Nitrogen and Non-Protein Nitrogen's effects on Agriculture

   en.wikipedia.org/wiki/Nitrogen_and_Non-Protein...

   In its natural state, nitrogen exists primarily as a gas (N2) in the atmosphere, making up about 78% of the air we breathe. Nitrogen finds extensive usage across various sectors, primarily in the agriculture industry, and transportation. Its versatility stems from its ability to form numerous compounds, each with unique properties and applications.

7. Potting soil - Wikipedia

   en.wikipedia.org/wiki/Potting_soil

   A flowerpot filled with potting soil. Potting soil or growing media, also known as potting mix or potting compost (UK), is a substrate used to grow plants in containers. The first recorded use of the term is from an 1861 issue of the American Agriculturist. [1] Despite its name, little or no soil is usually used in potting soil.

8. Numerous factors can cause kidney disease. Here are the most ...

   www.aol.com/numerous-factors-cause-kidney...

   AKI - the other main type of kidney disease - can be caused by dehydration, blood loss, urinary tract obstructions such as kidney stones or blood clots, low blood pressure, or heart disease. It ...

9. Organic fertilizer - Wikipedia

   en.wikipedia.org/wiki/Organic_fertilizer

   [38] [39] A University of North Carolina study found that potential mineralizable nitrogen (PMN) in the soil was 182–285% higher in organic mulched systems than in the synthetics control. [40] There do exist 'fast-release' organic fertilizers with a risk of fertilizer burn. These include uncomposted animal manures, fish emulsion, blood meal ...