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Cultivated tobacco, botanical vintage engraving
Cultivated tobacco or nicotiana tabacum is an annual herbaceous plant found only in cultivation, the leaves are commercially processed into tobacco.All part plants are sticky covered by a secretion containing nicotine, except the seeds. It is used also in popular … Continued
Agriculture engraving: farmer sprays Bordeaux mixture in the orchard
Horticulture illustration: a farmer sprays Bordeaux mixture on fruit trees in orchard. Bordeaux mixture is a mixture of copper sulfate (CuSO4) and slaked lime (Ca(OH)2) used in vineyards, fruit-farms and gardens to prevent infestations.