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http://www.alternativephotography.com/wp/processes/liquid-emulsion/liquid-light-emulsion-on-wax | http://www.alternativephotography.com/wp/processes/liquid-emulsion/liquid-light-emulsion-on-wax | ||
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<h4> | <h4>Books</h4> | ||
Anthotypes – Explore the darkroom in your garden and make photographs using plants | Anthotypes – Explore the darkroom in your garden and make photographs using plants | ||
http://www.alternativephotography.com/wp/processes/anthotypes/anthotypes | http://www.alternativephotography.com/wp/processes/anthotypes/anthotypes | ||
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<h4>Growth rate</h4> | <h4>Growth rate // Problems...</h4> | ||
Lichens often have a regular but very slow growth rate of less than a millimeter per year. Different lichen species have been measured to grow as slowly as 0.5 mm, and as fast as 0.5 meter per year. | Lichens often have a regular but very slow growth rate of less than a millimeter per year. Different lichen species have been measured to grow as slowly as 0.5 mm, and as fast as 0.5 meter per year. | ||
In crustose lichens, the area along the margin is where the most active growth is taking place. Most crustose lichens grow only 1–2 mm in diameter per year. | In crustose lichens, the area along the margin is where the most active growth is taking place. Most crustose lichens grow only 1–2 mm in diameter per year. |
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