{"id":{"repo_id":"sdstate","oai_identifier":"oai:openprairie.sdstate.edu:etd-2329"},"canonical_url":"https://search.dev.ndltd.org/etd/sdstate/oai:openprairie.sdstate.edu:etd-2329","repository":{"repo_id":"sdstate","name":"South Dakota State University","base_url":"https://openprairie.sdstate.edu/do/oai/"},"display":{"title":"Chickpeas as a protein and energy supplement for high producing dairy cows","abstract":"<p>Thirty lactating Holstein cows were randomly assigned to one of three diets to evaluate chickpeas as a dietary supplement from wk 4 to 16 postpartum. Diets contained chickpeas at 0, 50, and 100 % of the concentrate dry matter in place of corn and soybean meal. Total mixed diets, fed individually, contained concentrate corn silage and alfalfa hay at 52, 32, and 16 % of the dry matter. Milk yield (34.5, 35.1, 35.7 kg/d) was higher for cows fed 100 % chickpeas than 0 % chickpeas. Fat (3.06, 3.09, 3.28 %) was highest for cows fed 100 % chickpeas. Milk medium (C<sub>12</sub>-C<sub>16</sub> ) chain fatty acids ( 53.8, 48.6, 45.5 g/l00 g fat) and long chain (C18 ) fatty acids (29.4, 35.0, 38.8 g/l00 g fat) and milk protein (3.20, 3.09, 2.96 %) differed for all three diets. Ruminal acetate: propionate ratio {2.03, 1.98, 2.39) was highest for cows fed 100 % chickpeas. Total serum essential amino acid concentration (105.3, 95.9, 89.4 umoles/dl) was higher for cows fed 0 % chickpeas than 100 % chickpeas. Lactational responses are discussed with respect to increased intake of fat, increased dietary protein degradablility, and decreased plasma essential amino acids.</p>","abstract_html":"&lt;p&gt;Thirty lactating Holstein cows were randomly assigned to one of three diets to evaluate chickpeas as a dietary supplement from wk 4 to 16 postpartum. Diets contained chickpeas at 0, 50, and 100 % of the concentrate dry matter in place of corn and soybean meal. Total mixed diets, fed individually, contained concentrate corn silage and alfalfa hay at 52, 32, and 16 % of the dry matter. Milk yield (34.5, 35.1, 35.7 kg/d) was higher for cows fed 100 % chickpeas than 0 % chickpeas. Fat (3.06, 3.09, 3.28 %) was highest for cows fed 100 % chickpeas. Milk medium (C&lt;sub&gt;12&lt;/sub&gt;-C&lt;sub&gt;16&lt;/sub&gt; ) chain fatty acids ( 53.8, 48.6, 45.5 g/l00 g fat) and long chain (C18 ) fatty acids (29.4, 35.0, 38.8 g/l00 g fat) and milk protein (3.20, 3.09, 2.96 %) differed for all three diets. Ruminal acetate: propionate ratio {2.03, 1.98, 2.39) was highest for cows fed 100 % chickpeas. Total serum essential amino acid concentration (105.3, 95.9, 89.4 umoles/dl) was higher for cows fed 0 % chickpeas than 100 % chickpeas. Lactational responses are discussed with respect to increased intake of fat, increased dietary protein degradablility, and decreased plasma essential amino acids.&lt;/p&gt;","abstract_has_math":false,"creators":["Hadsell, Darryl Lynn"],"institution":null,"degree_name":"Master of Science (MS)","degree_level":"Thesis - Open Access","degree_discipline":"Dairy Science","degree_department":null,"school":null,"contributors":["Joel Sommerfeldt"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1987,"date_issued":"1987-01-01T08:00:00Z","date_published":"1987-01-01T08:00:00Z","updated_at":"2026-07-24T04:29:00Z","subjects":["Dairy Science"],"languages":["en"],"rights":["<p>In Copyright - Non-Commercial Use Permitted<br /><a href=\"http://rightsstatements.org/vocab/InC-NC/1.0/\">http://rightsstatements.org/vocab/InC-NC/1.0/</a></p>"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://openprairie.sdstate.edu/etd/1327","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Joel Sommerfeldt"]},{"key":"dc:creator","label":"Author","values":["Hadsell, Darryl Lynn"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.available","label":"Dc Date Available","values":["2017-07-24T07:00:00Z"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Dairy Science"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Thesis - Open Access"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science (MS)"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Dairy Science"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["<p>In Copyright - Non-Commercial Use Permitted<br /><a href=\"http://rightsstatements.org/vocab/InC-NC/1.0/\">http://rightsstatements.org/vocab/InC-NC/1.0/</a></p>"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://openprairie.sdstate.edu/etd/1327"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["<p>Thirty lactating Holstein cows were randomly assigned to one of three diets to evaluate chickpeas as a dietary supplement from wk 4 to 16 postpartum. Diets contained chickpeas at 0, 50, and 100 % of the concentrate dry matter in place of corn and soybean meal. Total mixed diets, fed individually, contained concentrate corn silage and alfalfa hay at 52, 32, and 16 % of the dry matter. Milk yield (34.5, 35.1, 35.7 kg/d) was higher for cows fed 100 % chickpeas than 0 % chickpeas. Fat (3.06, 3.09, 3.28 %) was highest for cows fed 100 % chickpeas. Milk medium (C<sub>12</sub>-C<sub>16</sub> ) chain fatty acids ( 53.8, 48.6, 45.5 g/l00 g fat) and long chain (C18 ) fatty acids (29.4, 35.0, 38.8 g/l00 g fat) and milk protein (3.20, 3.09, 2.96 %) differed for all three diets. Ruminal acetate: propionate ratio {2.03, 1.98, 2.39) was highest for cows fed 100 % chickpeas. Total serum essential amino acid concentration (105.3, 95.9, 89.4 umoles/dl) was higher for cows fed 0 % chickpeas than 100 % chickpeas. Lactational responses are discussed with respect to increased intake of fat, increased dietary protein degradablility, and decreased plasma essential amino acids.</p>"]},{"key":"dc:title","label":"Title","values":["Chickpeas as a protein and energy supplement for high producing dairy cows"]}]}],"canonical_facts":{"dc:contributor":["Joel Sommerfeldt"],"dc:creator":["Hadsell, Darryl Lynn"],"dc:date.available":["2017-07-24T07:00:00Z"],"dc:description.abstract":["<p>Thirty lactating Holstein cows were randomly assigned to one of three diets to evaluate chickpeas as a dietary supplement from wk 4 to 16 postpartum. Diets contained chickpeas at 0, 50, and 100 % of the concentrate dry matter in place of corn and soybean meal. Total mixed diets, fed individually, contained concentrate corn silage and alfalfa hay at 52, 32, and 16 % of the dry matter. Milk yield (34.5, 35.1, 35.7 kg/d) was higher for cows fed 100 % chickpeas than 0 % chickpeas. Fat (3.06, 3.09, 3.28 %) was highest for cows fed 100 % chickpeas. Milk medium (C<sub>12</sub>-C<sub>16</sub> ) chain fatty acids ( 53.8, 48.6, 45.5 g/l00 g fat) and long chain (C18 ) fatty acids (29.4, 35.0, 38.8 g/l00 g fat) and milk protein (3.20, 3.09, 2.96 %) differed for all three diets. Ruminal acetate: propionate ratio {2.03, 1.98, 2.39) was highest for cows fed 100 % chickpeas. Total serum essential amino acid concentration (105.3, 95.9, 89.4 umoles/dl) was higher for cows fed 0 % chickpeas than 100 % chickpeas. Lactational responses are discussed with respect to increased intake of fat, increased dietary protein degradablility, and decreased plasma essential amino acids.</p>"],"dc:identifier":["https://openprairie.sdstate.edu/etd/1327"],"dc:language":["en"],"dc:rights":["<p>In Copyright - Non-Commercial Use Permitted<br /><a href=\"http://rightsstatements.org/vocab/InC-NC/1.0/\">http://rightsstatements.org/vocab/InC-NC/1.0/</a></p>"],"dc:subject":["Dairy Science"],"dc:title":["Chickpeas as a protein and energy supplement for high producing dairy cows"],"thesis:degree_discipline":["Dairy Science"],"thesis:degree_level":["Thesis - Open Access"],"thesis:degree_name":["Master of Science (MS)"]},"updated_at":"2026-07-24T04:29:00Z"}