Dennis R . Hoagland and Daniel I . Arnon wrote a classic 1938 agricultural bulletin, " The Water Culture Method for Growing Plants Without Soil, ".
12.
With top-fed deep water culture, the roots get easy access to water from the beginning and will grow to the reservoir below much more quickly than with a deep water culture system.
13.
With top-fed deep water culture, the roots get easy access to water from the beginning and will grow to the reservoir below much more quickly than with a deep water culture system.
14.
"' Deep water culture "'( DWC ) is a hydroponic, and so also aquaponic, method of plant production by means of suspending the plant roots in a solution of nutrient-rich, oxygenated water.
15.
The Drug Enforcement Administration has refused to say why it wants to know the identities of state residents who purchased " Marijuana Hydroponics : High-Tech Water Culture, " considered the indoor growers'bible.
16.
Other sources of water include man-made tunnels and natural springs ( 3.20 % of total supply ); water culture programs, reusable water from wastewater treatment plants and rehabilitation of groundwater wells that now provide access to aquifers.
17.
Her writing and photographs have also appeared in the book " The Looting of the Iraq Museum, Baghdad ", published by Abrams in 2004, and her photography has appeared in the book " Water Culture ", published by Trolley in 2003.
18.
Hungary has a rich thermal water culture that spans two millennia, and the government _ which heavily subsidized construction of the new 2.2-billion-forint ( US $ 9.6-million ) park _ is trying to woo tourists with the country's scores of spas.
19.
"' DGI-byen "'is a facility that houses various spa facilities, restaurants, hotels, conference facilities, a bowling alley, flexible multi-centres, sports clubs, a superellipse shaped swimming pool and Vandkulturhuset, ( Danish for " Water Culture House " ), located in central Copenhagen, Denmark.
20.
Curriculum consisted of a course in Oriental Agriculture, given at the Vacaville to inspect the Basic Products Company, onion dehydrating plant; and at Berkeley, to study hydroponics ( water culture of plants ) in the U . S . Army Air Forces Laboratory.
