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  2. 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. All vegetables apart ...

  3. Physiological plant disorder - Wikipedia

    en.wikipedia.org/wiki/Physiological_plant_disorder

    Iron deficiency. Poor growth and a variety of disorders such as leaf discolouration ( chlorosis ) can be caused by a shortage of one or more plant nutrients. Poor plant uptake of a nutrient from the soil (or other growing medium) may be due to an absolute shortage of that element in the growing medium, or because that element is present in a ...

  4. CULTAN Fertilization - Wikipedia

    en.wikipedia.org/wiki/CULTAN_Fertilization

    CULTAN Fertilization, or Controlled Uptake Long Term Ammonium Nutrition, is a type of injection fertilization where the entire amount of nitrogen needed for a plant to grow is injected at one time. During CULTAN fertilization, nitrogen is applied at the first signs of nitrogen deficiency in plants. [ 1 ]

  5. Fertilizer tree - Wikipedia

    en.wikipedia.org/wiki/Fertilizer_tree

    Tree lucerne or tagasaste (Cytisus proliferus) is able to fix more than 587 kg. of nitrogen per hectare per year. It can increase maize (corn) yields from 1 ton per hectare per year to more than 10 tons per ha/year in areas with more than 850 mm. of rain per year or a perched water table. Tree lucerne is also used to create and maintain terra ...

  6. Tree injection - Wikipedia

    en.wikipedia.org/wiki/Tree_injection

    Trunk injection or endotherapy also known as vegetative endotherapy, [1] [2] [3] is a method of target-precise application of pesticides, [4] [5] [6] plant resistance activators, [7] or fertilizers [8] into the xylem vascular tissue of a tree with the purpose of protecting the tree from pests, or to inject nutrients to correct for nutrient deficiencies.

  7. Biofertilizer - Wikipedia

    en.wikipedia.org/wiki/Biofertilizer

    Anabaena, in association with the water fern Azolla, can contribute nitrogen up to 60 kg/ha/season and can also enrich soils with organic matter. [ 3 ] [ 4 ] Seaweeds are rich in various types of mineral elements (potassium, phosphorus, trace elements, etc.), hence they are extensively used as a form of manure replacement by people of coastal ...

  8. Plant tissue test - Wikipedia

    en.wikipedia.org/wiki/Plant_tissue_test

    Nitrogen deficiency can be detected with a chlorophyll content meter. [citation needed] The meters determine chlorophyll content by shining a light through a leaf inserted in a slot and measuring the amount of light transmitted. Chlorophyll meters use different units of measure.

  9. Category:Physiological plant disorders - Wikipedia

    en.wikipedia.org/wiki/Category:Physiological...

    Molybdenum deficiency (plant disorder) N. Nitrogen deficiency; O. Outline of organic gardening and farming; P. Phosphorus deficiency; Template:Plant nutrition;

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