المؤلفون: Fuller, James L., Iowa Ornithologists' Union, http://id.loc.gov/authorities/names/no99028917

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Dial-a-message telephone calls, http://id.worldcat.org/fast/892403, Mississippi Kite (Ictinia mississippiensis), https://www.gbif.org/species/2480719, Red-necked Grebe (Podiceps grisegena), https://www.gbif.org/species/2482051, Bell's Vireo (Vireo bellii), https://www.gbif.org/species/2487441, Ruddy Duck (Oxyura jamaicensis), https://www.gbif.org/species/2498305, Worm-eating Warbler (Helmitheros vermivorum), https://www.gbif.org/species/2489603, Egyptian Goose (Alopochen aegyptiaca), https://www.gbif.org/species/2498252, Prairie Warbler (Setophaga discolor), https://www.gbif.org/species/7341789, Sandhill Crane (Grus canadensis), https://www.gbif.org/species/2474953, Black-headed Gull (Larus ridibundus), https://www.gbif.org/species/2481137

جغرافية الموضوع: Cardinal Marsh State Wildlife Area, https://www.geonames.org/4850389, Jemmerson Slough Wildlife Management Area, https://www.geonames.org/4862611, https://www.geonames.org/4863846, Lake Macbride State Park, https://www.geonames.org/4863954, Ledges State Park, https://www.geonames.org/4864384

Time: Lacey-Keosauqua State Park, Shimek State Forest Wildlife Management Area - Croton Unit

وصف الملف: 4 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w9rr1pp48; IOU_20114; 10003; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_20114/datastream/TN/view/Iowa%20RBA,%20July%2013,%201998.jpg

الاتاحة: https://n2t.net/ark:/87292/w9rr1pp48
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_20114/datastream/TN/view/Iowa%20RBA,%20July%2013,%201998.jpg

المؤلفون: Fuller, James L., Iowa Ornithologists' Union, http://id.loc.gov/authorities/names/no99028917

المساهمون: Padelford, Babs, Padelford, Loren

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Dial-a-message telephone calls, http://id.worldcat.org/fast/892403, Carolina Wren (Thryothorus ludovicianus), https://www.gbif.org/species/2493801, Eurasian Collared Dove (Streptopelia decaocto), https://www.gbif.org/species/2495696, Merlin (Falco columbarius), https://www.gbif.org/species/9813242, Black-crowned Night Heron (Nycticorax nycticorax), https://www.gbif.org/species/2480863, Gray Partridge (Perdix perdix), https://www.gbif.org/species/2473958, Ruddy Turnstone (Arenaria interpres), https://www.gbif.org/species/2481776, Prothonotary Warbler (Protonotaria citrea), https://www.gbif.org/species/2489871, Egyptian Goose (Alopochen aegyptiaca), https://www.gbif.org/species/2498252, Pine Warbler (Setophaga pinus), https://www.gbif.org/species/7341816, Warblers (Parulidae), https://www.gbif.org/species/5263

جغرافية الموضوع: Emmet County, https://www.geonames.org/4855587, Grammer Grove County Wildlife Area, https://www.geonames.org/4858865, Hawkeye Wildlife Management Area, https://www.geonames.org/4860109, Mason City, https://www.geonames.org/4866445, Lake Odessa, https://www.geonames.org/9682759

وصف الملف: 3 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w9bk16r5d; IOU_20169; 10009; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_20169/datastream/TN/view/Iowa%20RBA,%20August%2025,%201998.jpg

الاتاحة: https://n2t.net/ark:/87292/w9bk16r5d
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_20169/datastream/TN/view/Iowa%20RBA,%20August%2025,%201998.jpg

المؤلفون: Dinsmore, Stephen J., http://id.loc.gov/authorities/names/n96008048, Iowa Ornithologists' Union, http://id.loc.gov/authorities/names/no99028917

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Birds--Research, http://id.worldcat.org/fast/833061, Ornithology--Methodology, http://id.worldcat.org/fast/1048361, Rare birds, http://id.worldcat.org/fast/1090092, Weather, http://id.worldcat.org/fast/1173087, Slaty-backed Gull (Larus schistisagus), https://www.gbif.org/species/2481163, Red-throated Loon (Gavia stellata), https://www.gbif.org/species/2481958, Mountain Bluebird (Sialia currucoides), https://www.gbif.org/species/2490935, Baird's Sparrow (Ammodramus bairdii), https://www.gbif.org/species/2491122, Tricolored Heron (Egretta tricolor), https://www.gbif.org/species/2480881, Black Rail (Laterallus jamaicensis), https://www.gbif.org/species/2474590, Egyptian Goose (Alopochen aegyptiaca), https://www.gbif.org/species/2498252

جغرافية الموضوع: Iowa, https://www.geonames.org/4862182

وصف الملف: 14 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w97m04156; IOU_7370; 4404; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_7370/datastream/TN/view/Iowa%20Ornithologists%27%20Union,%20Quarterly%20field%20report,%20spring%201989.jpg

الاتاحة: https://n2t.net/ark:/87292/w97m04156
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_7370/datastream/TN/view/Iowa%20Ornithologists%27%20Union,%20Quarterly%20field%20report,%20spring%201989.jpg

المؤلفون: Black, Gladys, http://id.loc.gov/authorities/names/n88224724

المساهمون: Halmi, Nicholas S., Moats, Bob

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Birds--Nests, http://id.worldcat.org/fast/833043, Rare birds, http://id.worldcat.org/fast/1090092, Predation (Biology), http://id.worldcat.org/fast/1074989, Red-tailed Hawk (Buteo jamaicensis), https://www.gbif.org/species/2480542, American Crow (Corvus brachyrhynchos), https://www.gbif.org/species/2482507, Blue Jay (Cyanocitta cristata), https://www.gbif.org/species/2482593, Great Horned Owl (Bubo virginianus), https://www.gbif.org/species/5959118, Barred Owl (Strix varia), https://www.gbif.org/species/2497541, Osprey (Pandion haliaetus), https://www.gbif.org/species/2480726, Ruby-crowned Kinglet (Regulus calendula), https://www.gbif.org/species/2484597, Yellow-rumped Warbler (Setophaga coronata), https://www.gbif.org/species/7341805, Egyptian Goose (Alopochen aegyptiaca), https://www.gbif.org/species/2498252

جغرافية الموضوع: Elk Rock State Park, https://www.geonames.org/4855327, Lake Red Rock, https://www.geonames.org/4864002, Iowa Lake, https://www.geonames.org/4862099

وصف الملف: 2 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w98w3857t; IOU_4375; 1895; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_4375/datastream/TN/view/Gladys%20Black%20letter%20to%20Nicholas%20S.%20Halmi%20regarding%20bird%20watching,%20April%2027,%201977.jpg

الاتاحة: https://n2t.net/ark:/87292/w98w3857t
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_4375/datastream/TN/view/Gladys%20Black%20letter%20to%20Nicholas%20S.%20Halmi%20regarding%20bird%20watching,%20April%2027,%201977.jpg

المؤلفون: Non-native Waterbirds, African-eurasian Flyways

المساهمون: The Pennsylvania State University CiteSeerX Archives

المصدر: http://www.unep-aewa.org/publications/popular_series/non_native_waterbird_web.pdf.

مصطلحات موضوعية: Case Study, Mallard (Anas platyrhynchos) 10 Case Study, Egyptian Goose (Alopochen aegyptiaca) 11 List of 32 Regularly Breeding Introduced Waterbird Species

وصف الملف: application/pdf

Relation: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.423.1078; http://www.unep-aewa.org/publications/popular_series/non_native_waterbird_web.pdf

الاتاحة: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.423.1078
http://www.unep-aewa.org/publications/popular_series/non_native_waterbird_web.pdf