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Related Flashcards
Cards In This Set
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Plants may be made to grow taller by applying the chemical
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Gibberellic acid
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A naturally produced plant growth stimulant has been found in
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Alfalfa
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Plants are often treated with chemicals that dwarf or shorten them. This is done to:
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Make them more attractive and to eliminate the need for staking
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B-Nine is a commercially used chemical that
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Shortens for dwarfs plants
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When applied to holly plants, the growth retardant phosphon
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Shortens the plant and causes early berry formation
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One rooting hormone occurring naturally in plants is
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Indoleacetic acid
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Holly cuttings treated with indolebutyric acid should be well rooted in about
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21 days
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The chemical most often used commercially for rootings cuttings is
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Indolebutyric acid
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The strngth of the active chemical in the majority of rooting hormones on the market ranges from
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.1 percent to .8 percent
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A fungicide such as captan added to a rooting hormone
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Helps prevent cutting from rotting
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Fruit trees may be dwarfed by
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Budding or grafting using a special rootstock
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