'Iowa dnr' diaporamas de présentation

Minnesota DNR

Northern Rock Bass ( Ambloplites rupestris). Angela Auel. Identification: olive colored; dark mottlings along the sides, whitish belly; 6 spines in anal fin and 12 in the dorsal; about 10 inches long (Iowa DNR)

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Soil, Plant Nutrition & Roots

Soil, Plant Nutrition & Roots. Chapters 29, 30, 24. Exam 1 Avg = 86.4% . humus. Soils and Plant Nutrition. Plants require nutrients from soil In eastern US, 200 yr to form 2 cm topsoil (even slower in western where arid) What is soil? A mixture of: Mineral particles (sand, silt, clay)

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Green Power Initiative

388 views • 23 slides

gizzard shad ( Dorosoma cepedianum ) Clupeidae

gizzard shad ( Dorosoma cepedianum ) Clupeidae. Ohio DNR. common carp ( Cyprinus carpio ) Cyprinidae. http://www.hrwa.org. Jane Cerza, Stratford Landing Virginia Elementary School. creek chub ( Semotilus atromaculatus ) Cyprinidae. http;//www.dec.state.ny.us.

461 views • 22 slides

gizzard shad ( Dorosoma cepedianum ) Clupeidae

gizzard shad ( Dorosoma cepedianum ) Clupeidae. Ohio DNR. common carp ( Cyprinus carpio ) Cyprinidae. http://www.hrwa.org. Jane Cerza, Stratford Landing Virginia Elementary School. creek chub ( Semotilus atromaculatus ) Cyprinidae. http;//www.dec.state.ny.us.

227 views • 22 slides

White Bass Morone chrysops

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White Bass Morone chrysops

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Walleye ( Stizostedion vitreum)

Walleye ( Stizostedion vitreum). Angela Auel. Identification: brassy olive above, white below; caudal fin has white tip on lower lobe; large, white glossy eyes and sharp teeth (Iowa DNR) Distribution: statewide in large lakes and rivers (Iowa DNR)

249 views • 10 slides

Walleye ( Stizostedion vitreum)

Walleye ( Stizostedion vitreum). Angela Auel. Identification: brassy olive above, white below; caudal fin has white tip on lower lobe; large, white glossy eyes and sharp teeth (Iowa DNR) Distribution: statewide in large lakes and rivers (Iowa DNR)

107 views • 10 slides