Method for producing seedling of super gravy pine

摘要

Problem to be solved: to provide a seedling production method which realizes the mass production of the seedling of the F1 hybrid of the pine plant at low cost and control of the shipment timing.A method for producing seedlings of F1 hybrids of GraywoodThe process of planting the original tree in the nursery2 years ago3 years ago4 years or more from GenkiThe process of taking the length of about 15 cm in length andThe process of cutting into the ground of about 30cm of volcanic gravel in the vinyl houseIn the following yearRemove the seedling from the vinyl houseThe original fertilizer was planted on each pot which was fertilized.The process of putting about 200 sheets of rice per 1 liter of riceIn each potSprinklers were sprinkled about 33 mm at 1 hour per hourAndWhen the effect of the original fertilizer is lostIn each potThe process of applying liquid fertilizer appropriatelyThe process of stopping the fertilization of liquid fertilizer about 1 month before the delivery of seedlingsOn the day or day before shipmentBento manure on each potProduction method of seedling with process to pour.Diagram