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A Simba disk harrow An Evers disk harrow. A disk harrow is a harrow whose cutting edges are a row of concave metal discs, which may be scalloped or set at an oblique angle. It is an agricultural implement that is used to till the soil where crops are to be planted.
No-till farming (also known as zero tillage or direct drilling) is an agricultural technique for growing crops or pasture without disturbing the soil through tillage. No-till farming decreases the amount of soil erosion tillage causes in certain soils, especially in sandy and dry soils on sloping terrain.
Linear aeration is an aeration process that allows water to penetrate the soil and to be retained in the proper amounts. [1] Additionally, it can also add organic nutrition and soil softeners (such as humus , topsoil , compost , sand or clay ) if necessary.
Forty-one sets of remains have been recovered and 28 of those victims have been positively identified, Washington, D.C., Fire and EMS Chief John Donnelly Sr. said at a news conference Friday.
One Ohio mom received a thoughtful surprise from her best friend after receiving some news, and decided to share the sweet gesture with the world. In a video posted to TikTok on Jan. 13, ...
In today's puzzle, there are nine theme words to find (including the spangram). Hint: The first one can be found in the top half of the board. Here are the first two letters for each word: FR. DA ...
Aeration (also called aerification or aeriation) is the process by which air is circulated through, mixed with or dissolved in a liquid or other substances that act as a fluid (such as soil). Aeration processes create additional surface area in the mixture, allowing greater chemical or suspension reactions.
Soil aeration is the mechanism of improving the exchange of gases between the atmosphere and soil. Through soil microbial activity and plant root respiration , certain gases such as oxygen will be depleted in the soil, while others, such as carbon dioxide, will build up in the soil. [ 1 ]