Snow and ice have melted in June.

The land washed by glaciers and snow water has begun to warm up.

It's cooler at this time, and it even makes people feel hot at noon. However, even in the lowest temperature night, when people go out of the door, they just need to put on a sweater and coat.

At this time of the year, the leaders of Tibet will patrol the upstream along the Maquan river.

There is no way. Every year after the snow melts, the river beach will become more barren. The river sand will fly from the river with the strong wind, causing a very serious phenomenon of land desertification.

This incident has attracted the attention of Tibetan leaders, who have been trying to control the desertification near the Maquan River and protect the grassland.

Grassland is very important to Tibetan people.

Herdsmen in Tibet have lived by grazing for generations. Animals are their wealth. Every herdsman wants to have more animals, because only when there are more animals can they become rich.

But when there are more livestock, the grassland will not change, and because of the problem of desertification, it is shrinking every year. This is a headache.

In the lower reaches of the Maquan River, because of its low altitude and close to Sala and Zhilin, where the population is concentrated, desertification control is very good.

However, walking up the Maquan river slowly, the situation becomes more complicated.

Because there is no flow of snow water, some beaches have become dry or narrow, and the river sand under them is exposed. As soon as the wind blows, it begins to erode the grassland everywhere and spread around.

There has been no good solution to this problem before. We can only make great efforts to beat grass squares to restrain it to a certain extent, but we can not fundamentally solve the problem.

But this year, things seem to have changed a little.

Leaders came to a section of the beach, looking at the lush plants growing on the beach, specially stopped the car and looked at it for a long time.

"What plant is this? When was it planted? I remember this time last year, it was all sand, wasn't it? "

The leader is obviously very attentive to this matter. He still firmly remembers what he saw last year, so as soon as he arrived, he saw the difference and immediately asked.

As the general person in charge of desertification control, Luo Ying has been accompanying the leaders on the inspection tour.

After listening to the leader's question, she quickly went forward and explained: "this is a very special variety of Sophora pseudoacacia introduced from Northwest China last year, which is specially used for sand control. Although it has not been planted for a year, the effect is very good. Leaders, you see, originally it was all beaches. In winter, it was covered with ice and snow. When the snow melted, the cold snow water flowed through, and no plants could survive. But these emerald locusts were OK. After the snow water, they grew up again, which not only preserved the soil and water, but also became very good forage. "

The leader went over to check the growth of Sophora pseudoacacia, but he couldn't help taking off a few leaves, putting them in his mouth and chewing them gently, as if he were a grazing animal, tasting the taste of Sophora pseudoacacia.

After chewing for a while, the leader nodded: "my forehead mother is also a herdsman. My family has raised cattle and sheep since childhood. This is how my forehead mother raised our five children. When I was very hungry as a child, I used to eat their forage with cattle and sheep, and I wanted to try to fill my stomach like them. "

The leader sighed that the days of poverty in the past were far away from him now, but he still remembered the scene at that time.

After a slight pause, he said with a smile: "because of this, my mouth knows how to taste the grass. These emerald locusts taste very good. Cattle and sheep should love them."

Luo Ying thinks this statement is very interesting. The human stomach can't digest the grass at all. However, through observation, she finds that cattle and sheep really like to eat the emerald locust.

She has tried to put some grass that cattle and sheep like to eat together with the leaves of Sophora pseudoacacia. Unexpectedly, most cattle and sheep choose Sophora pseudoacacia. Through the result of foot selection, it can be seen that cattle and sheep prefer to eat these Sophora pseudoacacia.

The leader pointed to the herdsmen who were trying to plant Sophora pseudoacacia on the beach and asked, "are you going to plant all of them here?"

"Yes, from here to there, it will be all planted."

Luo Ying pointed to the distance and introduced to the leader: "we have planted a small scale of Sophora pseudoacacia in this area last year, and found that the effect is very good, so this year we will buy more of this kind of Sophora pseudoacacia, and prepare to plant the nearby beaches well. Next year, the desertification of this generation should be able to be contained."

The leader is very happy, because he feels that the problem that has been bothering him for a long time seems to see some hope for a thorough solution.

Most of the Tibetan families are serfs, and they are not afraid of hardship. They are willing to work hard to protect their grassland. What they are afraid of is that they can not find a good solution, and they can only watch their grassland be swallowed up by the sand.

The leader nodded: "well, your achievements should be shared to let more people know, where did you buy this kind of Sophora pseudoacacia?"

"We bought it from a company called Muya forestry in the northwest. Each plant costs one yuan. This year we bought five million plants," Luo explained"One dollar a plant?"

The leader was born in a poor family. His father died early, and the family relied on his mother's hard work to raise their brothers and sisters, so he was used to breaking a dollar into several pieces.

Now when he heard that an emerald Sophora tree asked for a dollar, his eyelids immediately jumped up and kept jumping: "why is it so expensive? I heard that one yuan can buy several saplings in the market. Last time Nandan told me that if a large number of saplings were purchased, one yuan could buy eight white spurs. "

Luo Ying shook her head and explained: "leaders, different. Muya forestry is a very powerful company in combating desertification and breeding seedlings. I went to see their company in person. This variety of Sophora pseudoacacia was developed by them for our plateau environment. The cost is very high, so it is such a price."

After a little meal, Luo Ying said, "although the price is more expensive than other sand plants, the Baila you said has no such effect here. We used to plant Baila in the sand, but it's OK to plant them on the beach. Once the snow passed every year, they all froze to death. But this kind of sand locust is not afraid of frozen snow water, The most important thing is that animals love to eat and kill three birds with one stone. It's the most suitable sand control plant for us. "

Finally, she summed up: "I don't think the price is expensive."

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