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石羊河重点公益林区林草间作效益分析

Yellow River(2011)

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Abstract
通过对天祝县石羊河流域重点公益林区补植的实施,探索出了高寒山区沙棘、柠条与披碱草、无芒雀麦混交,沙棘、柠条与紫花苜蓿混交,沙棘、云杉与披碱草、无芒雀麦混交,沙棘、柠条与披碱草灌草混交、乔灌草混交等模式,并对产生的经济效益与种植农作物进行了对比。结果表明:林草间作的纯收入为2 625~9 360元/hm2,比种植农作物纯收入高5 190~9 105元/hm2。
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