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2. Foliar feeding - Wikipedia

   en.wikipedia.org/wiki/Foliar_feeding

   Foliar feeding is a technique of feeding plants by applying liquid fertilizer directly to the leaves. [1] Plants are able to absorb essential elements through their leaves. [2] For example, the higher CO 2 consistently results in a lower plant foliar nitrogen. [3] The absorption takes place through their stomata and also through their epidermis ...

3. Fertilizer - Wikipedia

   en.wikipedia.org/wiki/Fertilizer

   Through the increasing use of nitrogen fertilizer, which was used at a rate of about 110 million tons (of N) per year in 2012, [130] [131] adding to the already existing amount of reactive nitrogen, nitrous oxide (N 2 O) has become the third most important greenhouse gas after carbon dioxide and methane.

4. Organic fertilizer - Wikipedia

   en.wikipedia.org/wiki/Organic_fertilizer

   Organic fertilizer. A cement reservoir containing cow manure mixed with water. This is common in rural Hainan Province, China. Note the bucket on a stick that the farmer uses to apply the mixture. Liming soil. Bone meal and meat meal can be added to soil to stimulate root growth and to release phosphorus. Organic fertilizers are fertilizers ...

5. Hoagland solution - Wikipedia

   en.wikipedia.org/wiki/Hoagland_solution

   The main difference between solution (1) and solution (2) is the different use of nitrate-nitrogen and ammonium-nitrogen based stock solutions to prepare the respective Hoagland solution of interest. Accordingly, the original 1933 and the modified concentrations of 1938 and 1950 for each essential element and sodium are shown below, the ...

6. Labeling of fertilizer - Wikipedia

   en.wikipedia.org/wiki/Labeling_of_fertilizer

   The NPK analysis label. Fertilizers are usually labeled with three numbers, as in 18-20-10, indicating the relative content of the primary macronutrients nitrogen (N), phosphorus (P), and potassium (K), respectively. More precisely, the first number ("N value") is the percentage of elemental nitrogen by weight in the fertilizer; that is, the ...

7. Plant nutrition - Wikipedia

   en.wikipedia.org/wiki/Plant_nutrition

   Plant nutrition. Plant nutrition is the study of the chemical elements and compounds necessary for plant growth and reproduction, plant metabolism and their external supply. In its absence the plant is unable to complete a normal life cycle, or that the element is part of some essential plant constituent or metabolite.

8. Crop rotation - Wikipedia

   en.wikipedia.org/wiki/Crop_rotation

   Crop rotation is the practice of growing a series of different types of crops in the same area across a sequence of growing seasons. This practice reduces the reliance of crops on one set of nutrients, pest and weed pressure, along with the probability of developing resistant pests and weeds. Growing the same crop in the same place for many ...

9. Tithonia diversifolia - Wikipedia

   en.wikipedia.org/wiki/Tithonia_diversifolia

   Tithonia diversifolia can be used as organic fertilizer biomass. The biomass refers to materials that are derived from the plant, such as its foliage, being worked into the soil as a dry fertilizer. [26] Since its use as fertilizer requires high labour, it is recommended for use with high value crops such as tomato, kale, carrot, and maize. [27]