红松播种苗施肥效应研究

Jilin Forestry Science and Technology(2006)

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Abstract
本文采用正交设计对红松播种苗进行了施肥效应研究,测定了不同施肥组合条件下苗木的形态指标。结果表明:影响苗木生长的各肥料因子的顺序依次为C(追施尿素)、A(施基肥)、B(追施二铵),促进苗木生长的较佳施肥组合为A3(4)B1C3,即基肥用量为有机肥7 500 g/m2+二铵7g/m2或有机肥7 500 g/m2+二铵7 g/m2+硫酸钾12 g/m2;追肥二铵用量为0;追肥尿素的用量为30 g/m2。
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Key words
fertilization effect,seedling,Pinus koraiensis
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