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  2. Potassium bicarbonate - Wikipedia

    en.wikipedia.org/wiki/Potassium_bicarbonate

    Potassium bicarbonate has widespread use in crops, especially for neutralizing acidic soil. [11]Potassium bicarbonate is an effective fungicide against powdery mildew and apple scab, allowed for use in organic farming.

  3. Cannabis cultivation - Wikipedia

    en.wikipedia.org/wiki/Cannabis_cultivation

    Cultivation of cannabis is the production of cannabis infructescences ("buds" or "leaves"). Cultivation techniques for other purposes (such as hemp production) differ.. In the United States, all cannabis products in a regulated market must be grown in the state where they are sold because federal law continues to ban interstate cannabis sales.

  4. Fungicide use in the United States - Wikipedia

    en.wikipedia.org/wiki/Fungicide_use_in_the...

    The first symptom of blossom-end rot is soft, wet, and reddish discolorations that appear in the late summer months. As the rot stops growing it will begin to dry out and appear sunken. [14] The affected fruit will often drop prematurely. Fungicide experiments have shown reduced incidence, from 5% to less than 0.5%, with treatment. [21]

  5. List of fungicides - Wikipedia

    en.wikipedia.org/wiki/List_of_fungicides

    This is a list of fungicides. These are chemical compounds which have been registered as agricultural fungicides . The names on the list are the ISO common name for the active ingredient which is formulated into the branded product sold to end-users. [ 1 ]

  6. Organic farming - Wikipedia

    en.wikipedia.org/wiki/Organic_farming

    These measures use the natural environment to enhance agricultural productivity: legumes are planted to fix nitrogen into the soil, natural insect predators are encouraged, crops are rotated to confuse pests and renew soil, and natural materials such as potassium bicarbonate [48] and mulches are used to control disease and weeds.

  7. Feral cannabis - Wikipedia

    en.wikipedia.org/wiki/Feral_cannabis

    Cannabis growing wild in a ditch in Buffalo County, Nebraska. Feral cannabis, or wild marijuana (often referred to in North America as ditch weed), is wild-growing cannabis generally descended from industrial hemp plants previously cultivated for fiber, with low or negligible amounts of psychoactive tetrahydrocannabinol (THC).

  8. Potassium metabisulfite - Wikipedia

    en.wikipedia.org/wiki/Potassium_metabisulfite

    Potassium metabisulfite, K 2 S 2 O 5, also known as potassium pyrosulfite, is a white crystalline powder with a pungent odour. It is mainly used as an antioxidant or chemical sterilant . [ 1 ] As a disulfite , it is chemically very similar to sodium metabisulfite , with which it is sometimes used interchangeably.

  9. Korean natural farming - Wikipedia

    en.wikipedia.org/wiki/Korean_natural_farming

    Potassium deficiency can also occur in sandy soil which has less humus. [47] K does not become part of plant structure, but acts to regulate water balances, nutrient, and sugar movement and drives starch and protein synthesis and legume nitrogen fixation. [48] Prior to fruiting, its principal function is to grow meristematic tissues.