Does growing vegetables on the floor affect the cement board?
A tit-for-tat expert
Experts who say "growing vegetables on the roof is a problem" are methodical. According to classic records, "planting vegetables on the roof" eroded the cement roof and shortened the life of the building for decades. He said that Japanese biologists had done experiments, and the average service life of a house with vegetables on the roof was reduced by 20 years compared with a house without vegetables.
This expert in "Roof Economics" wrote a book called "Roof Economics", and people called him "Roof Economist". He said that planting vegetables on the roof can reduce the direct exposure of cement slabs to the sun and extend the life of cement roofs for decades. He also quoted the classics, saying that Israeli experts pointed out that "roof economy" can effectively isolate solar radiation, effectively protect the roof, and prolong the average life span by more than ten years.
Experts say that growing vegetables on the roof will breed bacteria and viruses, which will greatly increase the chances of people living in it getting sick. He said that some experts in the United States once thought that it was necessary to fertilize vegetables. It was really unsanitary to pee on the roof, and people were prone to get sick.
"Roof Economics" experts believe that planting vegetables on the roof can improve the greening rate, promote the absorption of nitrogen dioxide and the production of oxygen. He said that according to the research of British experts, the negative oxygen ion content of buildings with vegetables on the roof is dozens of times higher than that of buildings without vegetables, and the average life expectancy is extended by seven to eight years.
The expert of "vegetable economics" on the roof said that land in Israel is scarce and people grow vegetables on the roof. China's land is infinitely approaching the red line. We should vigorously promote the "roof economy" and at least give retired grandfathers and grandmothers a place to grow vegetables, which can also reduce family expenses and increase residents' income.
A feng shui master said, "You can't grow vegetables on the roof, that's cuckolding!" " "He said that if you grow vegetables upstairs, you might die. But he can solve it.
Someone asked him what to do if he planted it. He said he could only be asked to solve it.
None of them has been abroad.
It turned out that the two experts had never been abroad.
An expert on "growing vegetables is a problem" on the roof, graduated from junior high school and didn't do any research. Never mind going abroad, there is no going out of the province.
The expert who "often learns to grow vegetables on the roof" is also engaged in agricultural work, but has never been abroad.
They are fighting for profits.
The expert of "growing vegetables on the roof" is the director of a cement brick production enterprise. Recently, the property market was depressed, and their factory began to innovate and produce a kind of roof insulation layer. Once this insulation covers the roof, you can't grow vegetables. Now many people, especially those who build their own houses, like to grow vegetables on the roof. They won't buy his insulating brick unless they change their mind.
"Roof Economics" major, he is also the director of a factory, but he does not produce insulation layer. Their factory specializes in producing special nutrition cups for roof vegetables, and also sells equipment and seeds for roof vegetables.
Feng shui master is even more outrageous. Can vegetables and green hats be the same? Isn't that still separated by a concrete slab? !
The reason is found!
Subject, why is it that "growing vegetables is a problem" on the roof has been repeatedly banned? Who will take care of it?
You know this question!
Nobody cares about this matter, but experts do.
Experts guide the direction of public opinion from their own interests.
Subject, you are not an expert in "growing vegetables", are you? Otherwise, how can you be preconceived and throw out the argument that "growing vegetables on the roof is a disaster"?
Growing vegetables on the roof is an expert
It is the responsibility of a social person to take social responsibility as his own responsibility and guide public opinion scientifically. Instead of guiding public opinion from self-interest.
I am Li, an elite trainer in the workplace. What do you think of this? Please leave a message in the comments section.