Physiology ruminant nutrition. (1983)

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Cows at the feeders.

A herd of cows in a pasture.

Bottles with amino acids.

A set of feed in packages.

The laboratory.

The laboratory assistant performs a quantitative analysis of nitrogen in feed.

Cows in the meadow.

Diagram of the structure of the brain of cattle.

Harvesting of forage grasses.

The laboratory.

The growth of yeast cells under a microscope.

Microorganisms synthesizing protein(under a microscope).

Bacteria that synthesize lysine.

Installations for the synthesis of feed additives.

Portrait of F.Engels.

The scheme of the vital activity of organisms under the influence of sunlight.

Animal cells under a microscope.

Plant cells under a microscope.

A field of clover.

Scheme of direct calorimetry (animation).

Conducting indirect calorimetry by the mask method in the field.

Processing of the results in the laboratory.

Determination of the amount of energy in substances in the laboratory.

Corn field.

Feeding cows.

Control of the fat content of milk.

Feeding cows with pellets.

Sable in nature.

Running horses.

Birds over the sea.

Dolphins in the dolphinarium.

Aquarium fish.

A sick calf with a lack of linoleic acid.

Cows chewing hay.

Shop for the production of feed.

Distribution of granulated feed to cows.

Cows in the pasture.

The structure of the bones of ruminants.

A rider on a horse jumps over an obstacle.

Scheme of the structure of hemoglobin.

Experiment in the laboratory (introduction of calcium chloride into the intestinal cavity).

The study of the contents of the cow's stomach in the laboratory.

Schemes of the content of trace elements in animal organs.

A calf with altered joints and bones.

A cow with herbal tithonia, which occurs when there is a lack of magnesium.

The control room.

A plant for the production of mixed feeds.

Distribution of feed on the farm.

Milking on the farm.

A cow with a calf.

A calf sucking milk.

A herd of cows in a pasture.