biological systems / food chain / chemical substances / chemical plants / transgene technology / chemical revolution / chemicals / chemical fertilizer / chemical weed control / food / /
Organization
Boyce Thompson Institute / /
Person
Fritz W. Went / Bernard Palissy / Jan Baptista van Helmont / Julius Sachs / Humphrey Davy / Gabriel Plattes / Justus von Liebig / Johan Glauber / Theodore de Saussure / Charles Darwin / John Woodward / Francis Darwin / Rachel Carson / /
Position
physiologist / willing advocate / home gardener / /