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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.

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Showing 181 to 190 of 2998 (0.04 seconds)
181

Beekeeping for Beginners

Roney, J. N. 02 1900 (has links)
This item was digitized as part of the Million Books Project led by Carnegie Mellon University and supported by grants from the National Science Foundation (NSF). Cornell University coordinated the participation of land-grant and agricultural libraries in providing historical agricultural information for the digitization project; the University of Arizona Libraries, the College of Agriculture and Life Sciences, and the Office of Arid Lands Studies collaborated in the selection and provision of material for the digitization project.
Bee culture.
Bee breeding.
182

Breeding efficiency as related to plasma progesterone and cortisol levels in the post-partum, lactating cow

Robinson, Joe Richard, 1947- January 1970 (has links)
No description available.
Hormones -- Research.
Cattle -- Breeding.
183

Heterosis and heritability in the American Egyptian cotton, (G. barbadense)

Ahmed El-Sherif, Thabet Mahmoud, 1937- January 1964 (has links)
No description available.
Cotton -- Breeding.
Heterosis.
184

Reproductive performance of Hereford heifers as measured by MPPA

Masanja, John Peter, 1940- January 1977 (has links)
No description available.
Cattle -- Breeding.
Hereford cattle.
185

Evaporative cooling of sows for the first five to seven days post breeding

Munson, Maynard Dean, 1946- January 1972 (has links)
No description available.
Swine -- Breeding.
Swine -- Housing.
186

Nutritional aspects of dairy cattle infertility in Quebec and Trinidad.

Nelson, Hezekiah H. January 1972 (has links)
No description available.
Dairy cattle -- Breeding
187

Genetic selection for fertility of frozen chicken semen.

Mitchell, Rae Leigh January 1976 (has links)
No description available.
Poultry -- Breeding
Frozen semen.
188

Genetic studies in Dollard red clover.

Fu, Tsu Ker. January 1966 (has links)
A diversity of plants ranging from completely rosette types to completely floral types can be found during the seedling year in Dollard red clover. Bird (1948) described five plant types (called 0, 1, 2, 3, and 4) based on the degree of floral stem development in the year of establishment. [...]
Clover
Plant breeding
Agronomy.
189

Role of ovarian steroids on estrus control in bovine.

Rajamahendran, Rajadurai January 1976 (has links)
No description available.
Cattle -- Breeding
Estrus
190

Relationship between certain inherited traits and blood groups in egg strain chickens.

Seet, Chin-Puan. January 1968 (has links)
No description available.
Poultry -- Breeding
Blood groups

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