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2. Fertilizer injecter - Wikipedia

   en.wikipedia.org/wiki/Fertilizer_injecter

   Adjustable fertilizer injector ratios are preferred by a majority of growers to ensure that crops with varying nutrient requirements are accounted for. The recommended standard of measurement for these ratio rates is parts per million (PPM). [4] Types of injectors. Venturi-type - Venturi-type injectors operate by mixing water flowing through a ...

3. Fertigation - Wikipedia

   en.wikipedia.org/wiki/Fertigation

   Fertigation using white poly bag Fertilizer mixed with water connected to a drip irrigation system. Fertigation is the injection of fertilizers, used for soil amendments, water amendments and other water-soluble products into an irrigation system. Chemigation, the injection of chemicals into an irrigation system, is related to fertigation.

4. Nutrient management - Wikipedia

   en.wikipedia.org/wiki/Nutrient_management

   Nitrogen fertilizer being applied to growing corn in a contoured, no-tilled field in Iowa.. Nutrient management is the science and practice directed to link soil, crop, weather, and hydrologic factors with cultural, irrigation, and soil and water conservation practices to achieve optimal nutrient use efficiency, crop yields, crop quality, and economic returns, while reducing off-site transport ...

5. Venturi effect - Wikipedia

   en.wikipedia.org/wiki/Venturi_effect

   The simplest apparatus is a tubular setup known as a Venturi tube or simply a Venturi (plural: "Venturis" or occasionally "Venturies"). Fluid flows through a length of pipe of varying diameter. To avoid undue aerodynamic drag, a Venturi tube typically has an entry cone of 30 degrees and an exit cone of 5 degrees. [1]

6. Chemigation valve - Wikipedia

   en.wikipedia.org/wiki/Chemigation_valve

   Sometimes called a check valve or a backflow preventer, a chemigation valve is an apparatus designed to protect water supplies from agricultural chemicals used during chemigation, the application of chemicals such as fertilizers and pesticides through irrigation water. [1]

7. Drip irrigation - Wikipedia

   en.wikipedia.org/wiki/Drip_irrigation

   Drip irrigation and spare drip irrigation tubes in banana farm at Chinawal, India Pot irrigation by on-line drippers Pressure compensated integral dripper on soilless medium without growing channels. The advantages of drip irrigation are: Fertilizer and nutrient loss is minimized due to a localized application and reduced leaching.