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ECO Ecology --- Finland --- NPK experiments --- ecology --- forestry
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NPK fertilizers --- computer applications --- Fertilizer application --- Data processing --- Microcomputers
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Phaseolus --- Yield increases --- soil fertility --- Fertilizer application --- NPK fertilizers --- Peru
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Elaeis guineensis --- NPK fertilizers --- application rates --- Yields --- Cost benefit analysis --- Yield increases --- Malaysia
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Camellia sinensis --- Fertilizer application --- Composts. --- Composts --- NPK fertilizers --- Acid soils --- Soil degradation --- Rwanda
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Epinette noire --- Engrais et amendements --- Picea mariana --- Fertilisation --- Fertilizer application --- Production de semences --- Seed production --- Semencier --- seed trees --- Engrais NPK --- NPK fertilizers --- Canada --- Québec --- Quebec --- Quebec. --- Epinette noire - Engrais et amendements - Québec (Province) - Gaspesie. --- Gaspesie
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Foliar application --- Fertilizer application --- NPK fertilizers --- supplements --- Silicon --- Resistance to injurious factors --- Cereal crops --- Drought stress --- synergism --- Lolium multiflorum --- Wheats
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Cereals --- Cultivation --- Phenology --- Fertilizer application --- application rates --- Herbicides --- Varieties --- Disease control --- pest control --- Crop rotation --- nitrogen fertilizers --- NPK fertilizers
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Hevea. --- Hevea --- Clones --- NPK fertilizers --- Fertilizer application --- plant requirements --- diagnosis --- Calcium --- Plant developmental stages --- Cote d'Ivoire. --- Cote d'Ivoire
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Pinus --- Plant response --- Fertilizer application --- nitrogen fertilizers --- NPK fertilizers --- Calcium fertilizers --- Organic fertilizers --- Coniferous forests --- Germany --- Bavaria
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