Found 2 Results for biological.Showing 1 to 2.
1.
Termites
Termites are a costly pest because of a peculiar
biological fact: They use cellulose for food. Since man makes cellulose available in his wooden dwellings and other structures, termites are assured of an abundant food supply.
http://www.fun-home-projects.com/home_ownership/accessories_and_maintenance/termites.html
2.
How It Began
Officially, soilless cultivation of plants is looked upon in Russia as a
biological industry coming in between horticulture and manufacturing.
http://www.fun-home-projects.com/hobbies/hydroponics/how_it_began.html