【摘要】 对从澳大利亚昆士兰等地引进的马占相思8 个种源,在阳江市林业科学研究所4个试点进行对比试验,结果表明:生长快、产量高的13242 ( A5) 和13229 ( A6)2 个种源,其树高、胸径生长量均比其余种源高,且显著或极显著地大于A3 、A1 、A8 种源,这为阳江市大面积营造马占相思林提供了优良种源。更多还原

【Abstract】 Acacia mangium provenances introduced from Queensland, Australia and other places were tested in Yangjiang city, Guangdong province. The results shows that 2 provenances (13242 and 13229) have fast growth and high yield. Its increment of height and D.B.H. are higher than that of other provenances. The results provide scientific basis for A. mangium aforestation.\;更多还原