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✨[Practical Education for Farmers] 4th lecture on high-quality potato cultivation technology - Potato physiological disorders / secondary growth / dehiscence / central cavity / internal brown spots / black lesions / enlarged lenticels / greening and clearing #Potato cultivation technology #Potatoes #High yield #High quality #Spring potatoes #Seed potatoes #Jeonbuk Special Self-Governing Province Agricultural Research and Extension Services #Practical education for farmers #Farming education #Agricultural technology #Farming basics #Agricultural theory #Farming theory #Returning to the farm and the countryside #Beginner farming #Secondary growth #Dehiscence #Central cavity #Internal brown spots #Black lesions #Enlarged lenticels #Greening and clearing Instructor: Wanju-gun Agricultural Technology Center, Lee Gyeong-hee, Team Leader, Horticultural Technology Lecture location: Wanju-gun Agricultural Technology Center