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What is the typical per-mu yield of green forsythia?
Per-mu yield of green forsythia: On flat land, green forsythia yields 480-600 kg of green forsythia per mu; at 15 yuan per kg, the output value per mu is 7200-9000 yuan. The suitable density on flat land is about 400 plants per mu, and in the full fruiting period each plant produces 1.2-1.5 kg of commercial green forsythia. | After deducting seeds, manual management, etc.