板栗实生大树在自然生长状态下,不同年龄时期的树形差异很大。树高最大者达12—15米以上,矮者也达7—8米。按其树形自然变化规律和生长结果习性等特点,生产上以树高不超过5—6米的自然开心形为最佳。此形具有综合管理方便,光照良好,细弱枝和栗瘤枝少,结果母枝粗壮以及提高前期产量丰产稳产等优点。 Chestnut tree growth In the natural state of growth, different ages tree vary greatly. The largest tree height of 12-15 meters above, short also reach 7-8 meters. According to the natural changes in tree shape and the growth of habits and other characteristics, the production of tree height not exceeding 5-6 meters of natural happy-shaped as the best. This shape has the advantages of convenient and comprehensive management, good lighting, weak branches and chestnut branch branches, the result is robust mother branch and improve the early yield and yield stability.