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"-milking" - 4 õppematerjali

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pptx

Milking machine

Milking  machine Merlin-Hans Hiiekivi Regards about inventing a  milking machine • Development of a usable milking machine took several decades of trial and error. • Some editors of 19th century dairy and ag publications acknowledged a need for a good milking machine, but, were dissatisfied with all that were being offered. Others discouraged all attempts at machine milking, stating that it was unnatural or intrinsically injurious to the cow. . Early Cow Milking Machines • The earliest devices for mechanical milking were tubes inserted in the teats to force open the sphincter muscle, thus allowing the milk to flow. • Skillfully made tubes of pure silver, gutta percha, ivory, and bone were marketed in the mid-19th century, and, in fact, a few were still being sold well into the 20th century. • A novel milking tube illustrated in the Scientific American in 1875, used a slide valve at the ...

Keeled → Inglise keel
1 allalaadimist
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pptx

Snake Milker Jobs

Snake Milker Jobs Leon Kann Viktor Vikulov Snake Milker Jobs  Snakes. Just the word will send chills down the spine of many people. Over 2,000 types of snake hide out on Earth, 400 of those snakes are venomous, deadly, reptiles. They slither and slide and are generally a creepy creature. Most people would choose to steer clear of snakes all together. Now it may sound crazy, but there are some people that choose to work with snakes – the deadly ones. They are called snake milkers. Quick Facts About Snake Milking  Job Title: Snake Milker Office: Controlled laboratory Description: Extract venom from snakes to be used in antivenom Certifications/Education: Degree in biology, biochemistry, or herpetology Necessary Skills: Knowledge of snakes, Courage to milk dangerous snakes Potential Employers: Universities, Laboratories, Pharmaceut...

Keeled → Inglise keel
2 allalaadimist
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doc

Veisekasvatus

VEISEKASVATUS SISSEJUHATUS, VEISTE PÕLVNEMINE, VEISED Koduveise ulukeellane on tarvas. Peale veiste kasvatatakse kodustatud pühvleid, jakke, seebusid ja seebulaadseid veiseid, bantenge, gajaale jt. Eksperimendi korras püütakse saada ja kasvatada koduveise ja piisoni ristandeid - bifaloid. Veel eelmisel sajandil olid veised tähtsad töö- ja veoloomad kogu maailmas. Ka tänapäeval kasutatakse veislasi vähemarenenud Aasia ja Aafrika maades tööloomadena. Veised jaotatakse vastavalt tootmissuunale järgmiselt: piimatõud, liha-piimatõud, lihatõud, tööveisetõud. Mitmetest endistest tööveisetõugudest on tänaseks aretatud kaasaegsed lihaveisetõud. Bos primigenius ­ ürgveis ehk Tarvas Vietnami poiss vesipühvliga ratsutamas Tiibeti jakid ­ ratsa-, töö-, villa-, liha- ja piimaloomad Bantengid Birmas riisipõldu harimas ja rohumaal India seebulaadsed veised Aafrikas Beefalo ­ lihaveise pulli poolt paa...

Põllumajandus → Agraarpoliitika
20 allalaadimist
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rtf

Dey Bared to You RuLit Net

Sylvia Day Bared to You Sylvia Day Bared to You The first book in the Crossfire series, 2012 This one is for Dr. David Allen Goodwin. My love and gratitude are boundless. Thank you, Dave. You saved my life. Acknowledgments My deepest gratitude to my editor, Hilary Sares, who really dug into this story and made me work for it. Basically, she kicked my ass. By not pulling her punches or letting me shortchange the details, she made me work harder and because of that, this story is a much, much better book. BARED TO YOU wouldn't be what it is without you, Hilary. Thank you so much! To Martha Trachtenberg, copy editor extraordinaire. This book is an important one for me and she treated it that way. Thank you, Martha! T...

Keeled → inglise teaduskeel
13 allalaadimist


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