黎蒴直播幼林施肥试验

FERTILIZATION TEST ON CASTANOPSIS FISSA YOUNG PLANTATION

对黎蒴 1年生直播幼林进行施肥试验。结果表明 :施肥当年高生长量与对照比 ,施用复合肥的效果较好 ,增加 81 % ;施用尿素的增加 42 %。施肥后第 3年 ,施肥幼林的树高生长均极显著或显著地大于对照的 ,但其差异已逐渐减弱。

Fertilization test was conducted on one year old Castanopsis fissa plantation and remarkable results have been achieved. In the first year after fertilized, the treatment with complex fertilizer had 81% height increment compared with the control, the treatment with carbamide had 42% height increment. In the third year, the height increment of both fertilized plantations are significantly or extremely significantly higher than the control, but the difference have smaller later on.\;