"十四五"广东种 植苗木约8亿 株，大约可绕地 球20圈_南方+_ 南方plus 近日，记者从广 东省林业局获 悉，"十四五"期 间，广东林木种 苗供应能力实现 显著提升，全省 造林绿化种植苗 木约8亿株，为 全省完成1105万 亩林分优化提升 提供了优质种苗 支撑，有力推动 绿美广东生态建 设提质增效。 苗木质优：造林 种苗质量合格率 达到95% 深入推进绿美广 东生态建设以 来，广东省林业 局建立推行"订 单育苗，定向供 应"机制，全省 年均落实财政资 金补助林分优化 苗木6000余万 株。同时通过市 场化运作，引导 各地规模化培育 乡土阔叶、珍贵 用材树种苗木， 形成"政策引导 +市场驱动"的种 苗生产供应保障 格局。 全省每年保障优质苗木超1亿株。 "十四五"期间全 省种植苗木约8 亿株，完成林分 优化提升1105万 亩，2025年主要 造林树种良种使 用率达到80%。 这8亿株树苗若 按1米的间距首 尾相连，大约可 以绕地球赤道20 圈，充分彰显了 广东在保障绿美 广东生态建 设"六大行动"种 苗生产供应方面 的实力。 良种选育：审 （认）定省级林 木良种79个 为夯实种苗生产 供应保障基础， 广东 ...

Group 1 - The core viewpoint of the articles highlights the robust growth and stability of Guangxi's forestry seedling production, with a total output expected to reach 1.177 billion seedlings by 2025, maintaining above 1.1 billion for five consecutive years [1][2] - Guangxi has established a comprehensive seedling production system, with 61 various tree seed production bases covering an area of 46,300 acres, and 2,273 nurseries with a total seedling area of 156,300 acres, supporting high-quality forestry development [1] - The seedling supply and demand in Guangxi show three significant characteristics, including a solid production supply foundation and an increasing usage rate of improved varieties, with improved seed varieties accounting for 28.11% of total seed production in 2025, up 2 percentage points from the previous year [1] Group 2 - In addition to traditional tree species, Guangxi is actively promoting structural adjustments in afforestation tree species, with traditional species like eucalyptus, oil tea, and fir accounting for 70% of total seedling output in 2025 [2] - The production of local precious tree species such as Fokienia hodginsii and Acacia mangium has seen explosive growth, with Fokienia hodginsii seedlings reaching 9.4214 million, a year-on-year increase of nearly 2.64 times, and Acacia mangium seedlings doubling to 9.5132 million [2] - The demand for afforestation seedlings in Guangxi is projected to be approximately 660 million in 2026, slightly increasing from the actual usage in 2025, driven by ongoing national reserve forest construction and the development of the oil tea industry [2]