Using the method provided by Absolute Boundary.
The sprouting process became incredibly fast and effective.
"We need to cut them into pieces, sprinkle them with plant ash, then plant them in the ground."
"What is plant ash? Why do we need to sprinkle plant ash?"
Absolute Boundary said, "Plant ash is made by gathering withered branches, fallen leaves, straw, and other plants together and burning them thoroughly into an off-white powder. That is plant ash."
"Plant ash can inhibit bacteria and repel insects, eliminate odors, neutralize soil acidity, and more. It is also an excellent natural fertilizer for vegetables and fruit trees."
The elderly men immediately took out pens and wrote down everything about how to make plant ash and its effects.
They actually knew that plant ash was a natural fertilizer, but they did not understand the principles behind it. They only knew that burning straw, rice stalks, and such until they turned black would make the next year's harvest a little better.
They truly had not known that this so-called plant ash had so many uses.
Under Absolute Boundary's guidance, they planted the sweet potatoes and potatoes.
Now, all they had to do was wait for this batch of sweet potatoes and potatoes to grow.
"Several thousand jin per mu?"
"As long as the final yield reaches over a thousand jin, that would already be very good."
At the very least, they would no longer have to worry about not having enough to eat.
They had seen the sweet potatoes and potatoes.
Although they had never eaten them, they had farmed their entire lives. With just one glance, they knew these two things were very filling.
If their yield really was that enormous, then the food supply for everyone in the entire city would no longer be a