Seedling raising method of eastern white pine
A seedling-raising container and seedling-raising substrate technology, which is applied in the field of eastern white pine seedlings, can solve the problems of seedling death, large root growth, and large limitations, and achieve the effects of improving seedling quality, prolonging seedling raising time, and improving work efficiency
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[0047] Test unit: Jilin City Jilin Agricultural Science and Technology College, Jilin City Forestry Research Institute. Jilin City has a temperate continental monsoon climate with four distinct seasons. Summer is warm and rainy, and winter is cold and dry. Affected by the terrain, the temperature gradually decreases from south to north. The annual average temperature is 3.9℃. The average temperature in January is the lowest, generally between -18℃~-20℃; the average temperature in July is the highest, generally between 21℃~23℃. The annual average precipitation is 650-750ml, and the annual sunshine hours are generally 2300-2500 hours.
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