【摘要】 为探索干热河谷区的造林树种的育苗技术,于2001年3月在鹤庆县朵美乡和西南林学院对苏门答腊金合欢、新银合欢、黑荆、小蜡4个造林树种进行了不同水温的种子4个处理,结果表明:苏门答腊金合欢、新银合欢、黑荆用90℃热水浸种24h出苗率最高,而小蜡没有明显差异。更多还原

【Abstract】 Four processes of four tree species, including Acacia glauca, Leucaena leucojphala, Acacia mearnsii and so on at different water temperatures were conducted by the cooperation between Southwest Forestry College and Duomei township of Heqing county in March of 2001 to explore the technique for raising germination percentage of reproducing tree species in hot-dry valley. The results indicated that three of 4 species, namely Acacia glauca, Leucaena leucojphala, Acacia mearnsii, had displayed the highest percentage under the condition of soaking in 90 ℃ of hot water for 24 hours, but one species had no clear difference.更多还原