Identification of the best heat time and forecasting of the fertility of cows

Sergei Volkov, Valery Lototsky, lecturers, Bilotserkivskiy NAU

One of the most important scientific and practical achievements of the past century was the invention, development and widespread introduction of long-term storage of semen and artificial insemination.

Sexed semen — innovation in dairy farming at the stage of the herd reproduction management

Natalia Chernyak, Candidate of Agricultural Sciences;

Oksana Goncharuk, researcher, Institute of Animal Breeding and Genetics Naan

Now the farms appeared difficult problem of expanded reproduction of the herd because of changes that occur in its structure. These changes appear to increase the number of cows and reducing other age-sex groups of animals, especially repair youngstock.

Reproductive management of high yielding dairy herds in a hot climate: the case of Israel

Israel Flamenbaum, State of Israel, Ministry of Agriculture and Rural Development, Extension Service

Israel is located to the east of the Mediterranean Sea. Israel’s climate is considered subtropical and dry. The climate is characterized by moderately cool, rainy winters (November–March) and hot, dry summers (June–October) with no rainfall. Summer is warm and humid along the coast (daytime temperatures average 30 o C and the relative humidity is from 50 - 90 %), but hot and dry in the inland valleys and southern desert (daytime temperatures average above 40 o C and the relative humidity in between 20 and 40 %).

Bronchopneumonia in calves. The complex problem requires complex solutions

Vladislav Hanyeyev, Doctor of Veterinary Science

Bronchopneumonia in young animals is very common and is second only to gastrointestinal diseases. Almost every other animal is sick with it. Calves suffer all year round, and in hot climates often in June-August. Bronchopneumonia is the reason for the suspension of growth and development of young animals, increasing costs of feed and mortality.

Place under the Sun

April 17, Stavropol, a conference attended by the heads of dairy enterprises, leading industry experts and specialists of «DeLaval» - more than a hundred people from different regions of the Russian Federation and CIS countries — took place. On the one hand, the usual meeting, as milkmen are often gathering to share experiences, how in the present difficult conditions to remain competitive and to produce as much high-quality and cheap milk. On the other - the event was quite extraordinary. Perhaps the first time these questions were discussed in the light of one particular - milking without human intervention, with the help of robots.

Dry period

Fedir Roshka, chief veterinarian at «Vitchyzna»

February 28-29, at V Ukrainian Dairy Congress the participants were able to visit our farm — «Vitchyzna» in Sumy. Then people asked a lot of questions about ketosis, retention of placenta, paresis, mastitis, fatty liver syndrome. That's what made me write this article and share our experience in one of the most important stages in the life of every cow — dry period.

Silage corn for dairy livestock

Vladimir Kuzmich, product manager of LLC «Syngents, Limagrain Ukraine»;

Nikolai Romanenko, Manager of Regional Development Ltd. «Syngents, Limagrain Ukraine», candidate of agricultural Science

In the Old World the silage was begun to lay from late XIX century, but such crops as corn silage, did not yet exist. It appeared only in 70th of XX century. Although livestock in Europe is constantly decreasing, the areas sown with following maize remain stable. Silage corn is cultivated everywhere in Europe except highlands — above 900 m above sea level. Simple technology of its cultivation and storage — the main components of silage corn success.

Do your cows easily lie down in the cubicles?

Gert-Jan Gerrits, Technical Sales and Commercial director, Nuscience Cehave Korm

Lying down is important for cows. A cow needs to be able to lie down for 12 hours a day. She doesn’t need this time for sleeping (on average, a cow sleeps for only 20 minutes a day), but mainly to ruminate and give her claws a rest.

The value of live yeast in feeding cows

Catherine Hrothaus, doctor of agricultural sciences, chief product manager, Biohem HmbH

At the current market a variety of raw ingredients to improve nutritional value and feed efficiency are offered. These components are rich in protein yeast. In the feed, usually injected or feed yeast hydrolysis. During their growing role in the strain-producer of feed protein used microscopic fungi genera Candida, Saccharomyces, Hansenula, Torulopsis, etc.. Feed hydrolysis and yeast is a source of not only protein but also essential amino acids and vitamins of group B. However, these yeast cells have completed their biological cycle and represent a common protein mass.

Ask an expert ...

Bruce Woodacre, Knowledge Management, UK

All the problems with the health of ruminants, which have no explanation in the field, are called a «problem with mycotoxins»! And often these comments we hear from those who sell mycotoxin adsorbents ... What do you think about this?