Crop biotechnology -- See Plant biotechnology --subdivision Biotechnology under individual plants and groups of plants, e.g. Corn--Biotechnology
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Crop diseases -- See Plant diseases --subdivision Diseases and pests under individual plants and groups of plants, e.g. Corn--Diseases and pests; and individual diseases and pests
Crop micrometeorology -- See Crops and climate --subdivisions Climatic factors; Seeds--Climatic factors; and Storage--Climatic factors under individual crops, e.g. Corn--Climatic factors; Corn--Seeds--Climatic factors; Corn--Storage--Climatic factors
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Crop pests -- See Agricultural pests --subdivision Diseases and pests under individual plants and groups of plants, e.g. Corn--Diseases and pests
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Crop plants -- See Crops --headings beginning with the word Crop; and individual crops and groups of crops, e.g. Corn; Food crops
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Crop protection -- See Plants, Protection of --subdivision Protection under individual plants and groups of plants, e.g. Corn--Protection