Jiang Wan, a former imperial physician, said: Don't be afraid, just knowing a few hundred million points of botany is enough.
When others gnawed tree bark and exchanged seeds for food, she relied on her unique skill of "turning grass into food" to make high-yielding crops grow in the frozen soil; while others shivered in the cold wind, she induced ground heat and built warm trees to create a peach blossom garden that felt like spring all year round.
This is a conferment of knowledge!
See how a girl collecting herbs in the countryside used agricultural technology to build a city and a country from scratch in the frozen ancient apocalypse, and feed the whole world!
