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Plant Classification and Naming
Water and Minerals in the Plant
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achieved acid active adult aphid appearance applied areas base become brown calcium capacity carbon cause cell characteristics chemical clay colour commonly compost concentration containing crop cultivars cultivation cuttings cycle damage described disease drainage effect eggs emerges female fertilizers field Figure flower fruit germination glasshouse growing growth herbicides horticulture important increase infected larva layers leaf leaves less levels light lime MAFF material medium methods minerals mite move nitrogen Note nutrients occur organic matter particles particularly peat period pest placed plant Plate potassium potato prevent problems produce protected pupa range reduced release removed resistance rock roots sand seed seedling sexual reproduction soil species spores sprays stage stem structure supply surface temperatures tissue tomato trees types usually vegetative virus weed young