black walnut seedling
【Key words】 black walnut seedling; model; environmental factor; ecophysiology; photosynthesis;
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研究掌握黑核桃实生苗和嫁接苗的培育技术,能极大地提高苗木质量和生产效率,降低生产成本。
Studying and mastering techniques of cultivating seedlings and grafting seedlings can greatly raise seedling quality, productivity and reduction of productive cost.
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