I'll Divorce You Once I Earn My Title, Then Get Rich and Make You Green with Envy

[Farming + System + Pocket Dimension + Adorable Child + Food + Imperial Exams] The moment agricultural sciences PhD Su Xi opens her eyes, she finds herself in the body of a cast-off wife, freshly divorced by her scholar husband! She has a three-year-old child, and her mother-in-law has kicked them out. At her own family's home, people point and call her a disgraceful woman? Everyone is waiting for her to starve to death, but she just gives a cold laugh: So what if I'm a cast-off wife? With agricultural high-tech at my fingertips, I'm a pro at farming, livestock raising, and opening restaurants! With the System bound to her and a spirit spring to boost her crops, her grain sends its fragrance ten miles, and her cooking makes the whole village drool! Her scumbag ex regrets it? Rich merchants' daughters envy her? Sorry, by the time her farming earns her an imperial decree and makes her an official's wife everyone fawns over, they won't even be worthy of tying her shoes!