"soil" newsreels and historical clips

... orchard.

Scientists soil scientist V. Kovda, A., academician S. I. Volfkovich, academician L. I. Medved, Deputy Director of the research Institute of plant protection K. E. Voronin during conversations with colleagues and at work.

Doctor geochemical Sciences I. V. Davidenko examines a soil sample.

Panorama ...

... earth in the hands of Davydenko.

Bacteria living in a thin layer of soil - humus, under a microscope.

Davydenko is talking about global soil issues, the limited soil resources (synchronously).

V. A. Kovda suggests the importance of soil cover of land, to increase the productivity of agricultural land in ...

... permissible doses of chemical fertilizers, the characteristics of fertilizers, the requirement to complete soil maps of the country, the task of the soil service (synchronously).

Fertilizing in the soil with a mechanical spreader.

Experiments with chemical fertilizers in the laboratory.

Volfkovich talking ...

... chemical fertilizers to increase their efficiency, on the progress made in this area, the types of applied fertilizers (synchronously).

Fertilizing the soil to the plowed field.

Samples of chemical fertilizers in trays and glass containers on the table.

A test planting of corn fertilized with different types ...

Sign "Soil Institute of the VV Dokuchaev. "

Portrait Dokuchaev. Soil-erosion map documents.

Valentine Shurikova, Candidate of Agricultural Sciences, the degradation of land in Russia (synchronously).

Tatarstan.

Tatar Republican land management company.

Tractor plowing a field.

Farmland, the overall look ...

... Desert, wind, puttanna scarce vegetation.

The desert is the camel.

Operate excavators.

Men see the drawings.

The bucket of the excavator removes the soil.

Trench.

The flow of water.

The water flows across the cracked earth.

Desert grass.

A field of wheat.

The water in the canal.

Soil - the main theme of the film.

...

This stops the growth of the ravine and gives a person new forest lands.

Erosion of the earth from the wind.

Where there is a lack of water in the soil, droughts often occur, the earth is threatened by wind erosion.

Dust storm.

The earth after such a storm.

Ruined crops.

Fields on lands that were once ...

... cultivating the soil, stubble is preserved, which will protect the land from wind, rain and meltwater.

Forest planting on the edge of the field, a wall of backstage crops, stubble reduce wind speed and delay snow in the fields.

Snow melts slowly on the prepared field and is absorbed into the soil.

The grain ...

... desert with palm trees, ancient Egyptians plowing the land.

Animated image - shows the process of soil salinization (causes and mechanisms).

Chronicle of the 1930s-1940s - people in skullcaps dig up dry soil with picks.

Seagulls in the sky, the sea, the pier.

Irrigation system, canal.

Special automatic ...

... small river.

The soil is flooded with water.

Sky with clouds.

Gypsum is filtered and crushed using special mechanisms.

A tractor is coming.

The crushed gypsum is poured into the truck.

Gypsum is added to the soil.

Laboratory, an employee is working.

The process of waterlogging of the soil is shown.

A frog ...

... territories where there are saline soils (salt marshes).

The inscription appears - 150000000 Ha.

Panorama of dry soil (as a result of salting).

Panorama of the office, a man and a woman are sitting at the table.

In the frame is Professor Vadyunina A. F. at the Department of Soil Physics of Moscow State University ...

... shown.

An employee studies the microflora of the soil under a microscope.

Large - soil microflora under a microscope.

Close-up - the hand turns the settings of the microscope.

Large - soil microflora.

An employee in the laboratory at the table.

Large - soil, the names of chemical elements appear on the ...

... device, making notes.

A tractor is working in the field.

There is an installation of a drainage pipe that drains salt water.

The tractor levels the soil.

The process of installing a salt water drainage system is shown.

Panorama of a field with water.

The man lowers the lever on a special device and starts ...

... before planting.

The soil is sterilized by steaming.

The soil is loosened and corrugated pipes are laid to a depth of 25-30 cm.

Cover the ground with a film and steam is fed into the pipes.

Steaming is completed when a temperature of plus 70-90 degrees Celsius is reached in the soil at a depth of 30 cm ...

... cm.

After steaming, organic fertilizers are applied.

The soil is disinfected.

The soil is milled.

Students ask questions.

Agrochemical laboratory.

Soil studies are being conducted.

Seeds are being prepared for sowing.

Sowing seeds in pots with seedling mixture.

Watering pots.

Artificial illumination.

... second cull is carried out.

After the appearance of the fifth leaf, the seedlings are ready for planting.

The soil surface in the greenhouse is leveled and holes are made.

Before planting, the soil is watered.

... collection of soil samples at the Department of Soil Science of Kazan University.

River landscape.

Dew drops on the leaves.

Employees of the Institute of Ecology of Natural Systems of the Academy of Sciences of Tatarstan produce zoological diagnostics of the soil.

Insects living in the soil.

Gully erosion ...

... erosion of the soil.

Oil pumps.

Smoky chimneys of enterprises.

Laboratory.

Scientists work in the field (1950s, photo).

The beginning of the construction of KAMAZ (removal of the topsoil).

Burts of chernozem removed at the beginning of construction.

Planting seedlings.

Plowing the field.

The earth is in ...