From Propulsion City To Multiverse

Chapter 617: Ice and Greenhouse

While digging the north access canal.

The population of the Hetao Plain was gradually moved to the highlands near Yinshan Mountain.

Of course, there was not much population in the Hetao Plain at this time, and with the subdued grassland tribes, there were only 97,000 people in total.

However, not only the Hetao Plain needs to be relocated, but also other lowlands along the lower reaches of the Yellow River need to be relocated to avoid being affected by floods.

Fortunately, last year in the lower reaches of the Yellow River Plain, the transformation of eight lake areas has been completed. The cities and villages on both sides of the Yellow River have been re-planned, and there is no need to relocate.

What's more, the runoff of the Yellow River in winter is not much. As long as the relocation of the Hetao Plain is completed, there will basically be no major problems.

With the passage of time, more and more engineering teams rushed to Hetao from all parts of the Yellow River Prefecture, which made the excavation of the North Canal faster and faster.

However, these engineering teams did not all devote themselves to the task of digging canals. Instead, some laborers were assigned to block some low-lying areas according to the eastern terrain of the Hetao Plain, so as to prevent the Yellow River from flowing downstream from these low-lying areas after rising.

Then, on a river channel that is likely to block the Yellow River, a large number of steel cages, as well as a large number of stones and sacks, were prepared. As soon as the temperature in winter began to drop below minus 5 degrees Celsius, the iron cages filled with stones and sandbags began to be pushed. into the river.

Even in order to ensure that the iron cage can be pushed down the river in time, several slopes were built on the high ground on both sides.

As long as the time is right, the Yellow River can be blocked immediately.

In addition, more than 50 steam pumps have been prepared here.

An electric dry ice factory can produce 50 tons of dry ice per day.

Now everything is ready for winter.

...

On the other side, on the Yinchuan Plain.

There is also a project here, but the project here is not to dig water diversion channels. After all, the height of the sandy land on the west side of Helan Mountain is significantly higher than that of the Yinchuan Plain, and there is no large low-lying valley like Yinshan Mountain in Helan Mountain, so there is no way to divert water into the sand. the natural conditions of the earth.

The projects here are the construction of reservoirs, ice banks, and wind farms.

Reservoirs and wind farms are understandable, but is ice storage really necessary for places like the Yinchuan Plain?

In fact, this icehouse is not that icehouse.

To be precise, the ice bank built on the Yinchuan Plain has another name—man-made glacier, which is an ancient and practical technology.

The climate in Northwest China is characterized by hot summer, very long sunshine hours, and large water evaporation; while winter is low temperature, very windy and sandy, and relatively low water evaporation.

However, agriculture in the northwest region can only be carried out in the summer half of the year.

Therefore, in winter, in some small valleys with relatively high terrain, artificially pump water to create glaciers, and then cover them with insulation layers such as thatch, so that the glaciers will melt when needed in summer and turn into streams. Irrigate farmland and grassland.

The rich and powerful People's Revolutionary League sent a large number of exploration teams to find a large number of narrow and long valleys in Helan Mountain.

The specific standard for small valleys is that the width does not exceed 100 meters, and the length and depth are not limited.

Then, 15 small valleys were preliminarily determined after evaluating the surrounding water consumption, water distance, and relative height.

These small valleys will use reinforced concrete structures to turn them into ice storages. The roofs of the ice storages are made of detachable double-layer fiberglass.

In fact, this technology can also be used in the North China Plain and the Northeast Plain. The advantage is that the ice and snow that cannot be used in winter are stored in the ice bank, and the ice inside is melted when it is needed in summer.

If you encounter an abnormally dry summer, these ice waters can save your life.

According to the design, the capacity of the 15 ice storages on Helan Mountain is about 23.82 million cubic meters. Even if half of it is stored, half of it will melt in summer, and there will still be 5.5 million cubic meters of ice, which is equivalent to 5 million cubic meters. meters of water.

The water demand of crops in the northern region is 260-400 cubic meters/mu for winter wheat, 200-300 cubic meters/mu for millet, 160-200 cubic meters/mu for sorghum, and 300-400 cubic meters/mu for soybeans.

5 million cubic meters can irrigate almost 15,000 mu of winter wheat.

Moreover, the drought in an area does not have a fixed time. It may only be dry in a certain month, and there is also part of the groundwater in the soil.

If used properly, 5 million cubic meters of fresh water can save at least 100,000 mu of farmland.

The ice storage project is not only under construction in Helan Mountain, but also in the Qilian Mountains in the Hexi Corridor, Taihang Mountains, Taishan Mountains, and Yanshan Mountains in the North China Plain.

Among them, the ice storage in Mount Tai has been in use for more than a year, with a total storage capacity of 130 million cubic meters, no less than a large reservoir.

But ice storage does not require large dams, but small natural valleys, preferably in the mountains near cultivated land.

In this way, not only can the altitude difference be used to send water, but also the low temperature advantage of high altitude can be used to prolong the storage time of ice cubes.

Ice banks and reservoirs can complement each other to form a complete set of water resources control system.

After all, the sudden drought in the North China Plain is not a small probability event. Drought and the flooding of the Yellow River have always been the heart disease of North China agriculture.

As for the project of large-scale exploitation of groundwater for irrigation, the Human Revolutionary Federation only regards it as a temporary emergency measure, not a common means of daily irrigation.

Excessive development of groundwater will not only lead to ground subsidence, but also pose a huge risk of land salinization and seawater seeping into the coastal underground.

Therefore, exploiting groundwater can only be used as an emergency measure, and must not be used as a daily means.

Similarly, in the Guanzhong Plain, reservoirs and ice banks are also built in the nearby Qinling Mountains and other mountainous areas.

In addition, Tang Feilin also started a big project, that is the land standardization movement.

For the Guanzhong Plain, Bashu Basin, Hanzhong Basin, Hexi Corridor, Yinchuan Plain, and Fenhe Valley, the construction of land standardization will be carried out.

The specific plan is to level the cultivated land. Specifically, 10 mu is a block. The cultivated land in an area shall be eliminated as much as possible.

Because the next step is to promote large-scale mechanized production, the east and west are uneven, and the impact on mechanization is too great.

Fortunately, the areas that are now included in the development, the agricultural areas are all on the plains, and the population in the mountainous areas has been migrated out as much as possible.

Now only the edge of the plain, or the mountains on both sides of the big river, have some development value.

Especially in the two prefectures of Bashu and Sichuan, even if there is arable land in the deep mountains and old forests, it is scattered, and the production of agricultural products still faces transportation problems.

At present, the plains around the world are not fully developed. Instead of letting people farm in deep mountains and old forests, it is better to move people out.

Terraced fields are a last choice. If there is a choice, who would like to farm in the mountains.

At the same time, standardizing the farmland plan has another advantage, which is to reduce the difference in farmland. After all, there are good and bad farmlands in various places. Although the lottery is used to ensure the fairness and justice in the distribution process.

The farmers who can be assigned to the next field must not be happy.

By building standardized farmland, this difference can be reduced to ensure relative fairness.

It is relatively easy to standardize farmland in the Guanzhong Plain, Yinchuan Plain, and Hexi Corridor.

However, the standardized farmland in the Fenhe River Valley, Hanzhong Basin, and Bashu Basin is very laborious, mainly due to terrain constraints.

But this work must be done, because only by completing the construction of standardized farmland can these areas keep up with the times.

The development of agriculture cannot be compromised, otherwise some farmers will become abandoned by the times.

The Bashu Basin, the Hanzhong Basin, and the Pearl River Valley in Lingnan, these seemingly unsuitable places for mechanized production, are actually not unchangeable.

Now each farmer owns an average of more than 60 mu of farmland, and the number in the northern region reaches more than 120 mu.

Unlike in some places in the later generations, where the per capita arable land is a few tenths of an mu, there is still mechanized production. Farmers can plow the land with hoes. Why do they need tractors and harvesters? Is there much money?

Moreover, the well-leveled and standardized farmland is also conducive to statistical work.

Taking pictures on the airship can calculate how much arable land is on the ground and what is planted on the arable land.

...

Compared with the large projects in Guanzhong and other places.

In fact, the Northeast region also took a lot of action. In June, Song Que led the army and navy to completely wipe out Silla and Baekje entrenched in the southern part of the Lelang Peninsula, and then wiped out the remnants of Goguryeo in the upper reaches of the Yalu River.

Immediately afterwards, Song Que led his troops along the Liaoshui, Nenjiang, Heishui, and Songhua rivers, and completely subdued the Khitan, Shiwei, Mohe and other tribes.

Then Zheng Sen established Lelang Prefecture on the Lelang Peninsula according to the situation in the Northeast;

Liaozhou was established in the Liaodong Peninsula and the Liaohe Plain;

Tongliao prefecture was established on the Nenjiang River and the eastern grasslands of Monan, and the southern Daxinganling Mountains.

Sanjiang Prefecture was established in Changbai Mountain, Songhua River, Sanjiang Plain and Heishui Delta Plain.

Heishui prefecture was established in the upper valley plain of Heishui, Xiaoxing'an Mountains, and Outer Xing'an Mountains.

As for the high-latitude areas in the northeast, three prefectures were established, namely Linhai prefecture, Baihai prefecture, and Kuye prefecture.

Among them, only Dead Leaf Island was formally brought under jurisdiction, and the other two states were completely opened up on the map. In fact, the population of that place was only a few thousand, and it was fine to move forward slowly.

Compared with North China and Northwest China, Northeast China does not lack water resources at this time, and even has a large swamp, so the development here cannot be applied mechanically.

Compared with the previous ice road project, it is very characteristic of the Northeast, especially after the improved ice train, after adopting energy storage and electric motors, and just in case, the airtightness of the carriage has been modified.

If the ice layer is too thin and falls into the river, the airtightness of the carriage can also be used to ensure that the carriage floats on the river.

Then there are wind farms that are intensively built in the Northeast, as well as the Anshan Coal and Steel Base and the Liaodong Machinery Factory that are under construction.

The other is a greenhouse farm covering an area of ​​100,000 square meters.

Although the Human Revolutionary Union can already produce plastic films, engineers did not choose plastic films, but used glass fiber reinforced plastics, reinforced concrete frames, and composite steel structures.

The one-time cost of this will be much higher, but the advantage is that the service life is very long, and there is no need to worry about violent storms, and the insulation and sealing are better.

As long as it is well maintained and maintained, it is more than enough to use for hundreds of years.

Although the Northeast can transport fresh vegetables and fruits from Liuqiu and Jiangnan by sea, it is not very convenient after all.

Moreover, for some leafy vegetables that are not resistant to transportation, unless they use cold chain transport ships, they can only use airships.

It is really a good way to solve some vegetables and fruits locally in Northeast China.

Time is like running water, and more than three months have passed in a blink of an eye.

In the Northeast at the end of October in the lunar calendar, the temperature began to drop to zero. With the first snowfall, there was only a vast expanse of whiteness left in the sky and the earth.

The rice fields that communicate with all parts of the Northeast have already been injected with water, and now they are beginning to freeze, turning into icy roads.

This kind of artificial ice road is safer than the frozen river.

A large number of horse-drawn sleigh cars, reindeer sleigh cars, and more than a hundred electric/steam ice trains travel on these ice roads.

On the ice road between Liaodong City and Tongliao City, an ice train transporting 20 tons of supplies was spewing black smoke and speeding towards Tongliao.

Different from the positioning of Liaodong Prefecture, the industrial layout of Tongliao Prefecture is mainly animal husbandry and mineral mining.

The grassland tribes in this area are Khitan, Xiren, and Tie Le.

After being wiped out by Song Que, all the leaders and nobles of these tribes fell to the ground, and more than 80% of the herdsmen were moved to Jianghuai and Lelang.

The remaining herdsmen live in Tongliao Prefecture together with the Han people, Silla people, and Baekje people who moved from the north.

The west and north sides of Tongliao Prefecture are bordered by some nomadic tribes remaining in Monan and Mobei. Therefore, more than a dozen bastions were built on these borders.

Many cavalry were stationed in these bastions, and many of the personnel who formed the cavalry were former Khitans and Xiren shepherds.

Xing'an South Fort.

Ye Changbow was carrying a rifle, and black oil paint was applied to the eye bags. He did not relax his vigilance, but picked up the binoculars from time to time to observe the surrounding situation carefully.

As a shepherd slave, he has no sense of belonging to the Khitan tribe, which is also a common problem among grassland tribes.

After the tribe was conquered by the Human Revolutionary Alliance, he felt the beauty of being a human being for the first time, and at the same time he never wanted to go back to the old days of eating grass.

If people from other tribes dared to invade the Human Revolutionary Union, he would be the first to jump out and fight desperately with them.

woo woo woo...

Hearing this voice, Ye Changgong wasn't nervous, but rather felt cordial, because it was Tielong from the tribe (Human Revolutionary League) transporting supplies.

To the east of the bastion, an ice train spewed black smoke and slowly stopped in the nearby wilderness.

Captain Lin! Long time no see! the train conductor greeted with a smile.

Lin Wanfu, who came with more than a dozen carriages, exhaled, Old Ma, what supplies do you have this time?

Here's the list, see for yourself!

After receiving the list, Lin Wanfu looked it over and heaved a sigh of relief: With these materials, I can support my place until next spring.

Then he turned his head and shouted: Brothers, move things.

Yes.

The transport carriages were opened one by one.

In addition to emergency compressed biscuits and rice, there are frozen mutton, big fish, and fresh vegetables that are rare in winter.

The other is the prepared seasoning package, lard paste, salt and sugar.

Commander! What is this? A soldier lifted up a large bundle of dark green cloth.

Lin Wanfu, who served in the south of the Yangtze River, is quite familiar with this thing: This is Haibu, which is made of kelp and can be cooked in soup.

In addition to food, there are some silage fodder and soybeans, which are for horses.

As for the heating inside the bastion, the bastion has three vertical wind turbines with a maximum generating power of 10 kilowatts.

In the southern part of Daxingan Mountains in winter, the wind is very strong, and the wind turbines are almost running at full capacity, and these wind power will be stored in the energy storage.

Before winter, the energy storage had stored more than 20,000 kilowatt-hours of electricity.

With the timber in stock, heating and cooking inside the fort is nothing to worry about.

If a few more wind turbines can be arranged, Xing'an South Fort does not need to burn firewood.

Now the use of energy storage has become more and more extensive, and it is also convenient for life and work.

Especially for troops stationed on the border, energy storage can reduce many problems, such as eating, drinking water, and heating during the march, and it will become very convenient.

The north wind is blowing and the snow is white.

However, there is a huge difference between the areas controlled by the Human Revolutionary League and the grassland tribes.

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