Jan Baptiste Van Helmont (1 gen 1580 anni – 1 gen 1644 anni)
Descrizione:
Jan Baptiste van Helmont (1580-1644). He partially discovered the process of photosynthesis. He grew a willow tree in a weighed amount of soil. After five years, he discovered that the willow tree weighed about 74 kg more than it did at the start.Aggiunto al nastro di tempo:
Data:
1 gen 1580 anni
1 gen 1644 anni
~ 64 years