Choosing Aquarium Substrate: Using Dirt in Planted Aquariums

A video on the benefits of using soil/dirt in planted tanks 1:05 3:36 Active transport: 3:52 Foliar Fertilization By George Kuepper, NCAT Agriculture Specialist, Published 2003, ATTRA Publication #CT135 6:05 Source of nutrients to rooted submerged macrophytes growing in a nutrient rich stream by Tom Vindaek Madsen & Nina Cedergreen, published Freshwater Biology (2002), 47, 283-291 5:29 8:37 small note to subscribers: I went for lasek eye surgery last year, so have been minimizing screen time as the eyes heal. Visit my new website: Virtutes Vocis Kevin MacLeod () Licensed under Creative Commons: By Attribution 3.0