"3 tons of bird feces stone... calculating with an average usage of 30 jin per mu, the actual cultivated area must be well over a hundred mu, a lot larger than expected,"
On the way back, Chu Guang pondered as he wrote in his notebook.
"It seems my speculation was correct, they must have applied some no-soil cultivation techniques, and this part accounts for 15% to 30% of the total output... maybe even more."
Brown Farm itself would produce some of the manure and also purchase a little from other merchants, the actual cultivated area is probably larger than imagined.
Before the crossing, Chu Guang had heard about a type of pipe-based no-soil cultivation technology that maximized the use of space and water resources. Provided there was enough fertility, one mu could be used as if it were ten.
