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1
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.the judicious removal of plant parts to rejuvenate the plants
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5
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the practice of covering the surface of the soil around the growing plant with dry plant residues such as grasses or black plastic film.
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8
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the organized body of knowledge of causes, effects, laws, principles for guiding and directing the agricultural skills in agriculture.
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10
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hunting and fishing are the dominant means for gathering food
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11
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keep water within the leaf
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14
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deals with the selection of the correct scientific name for a plant
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16
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deals with the production of vegetable crops.
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17
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deals with the production of flowering ornamental crops.
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19
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collection of drugs and medicinal plants
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22
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concerned with the observations and classification of knowledge concerning economically cultivated crops and the establishment of verifiable principles
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23
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art and science which deals with the study and production of domesticated plants and animals.
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