polysaccharide: starch. Storage form of carbohydrate in plants, plants use for energy Mainly in seeds, roots, and tubers-similar in structure to glycogen but fewer branches-potatoes and grains are major sources of starch.
Wiktionary (0.00 / 0 votes) Rate this definition: dustbowl (Noun) An area which abounds in dust and which is very dry. dustbowl (Noun) The central region of the United States during the 1930s. dustbowl (Noun) The 1930s period.
The Dust Bowl was a period of unyielding dust storms which inevitably caused major agricultural, ecological and irreversible damage to the American and Canadian prairie lands. The Dust Bowl lasted from 1930 to 1936, in some areas the drought lasted until 1940. The Dust Bowl of the 1930s was mostly a man-made disaster.