樟子鬆苗木



產品概述
包(bao)頭(tou)樟(zhang)子鬆(song)耐(nai)寒(han)性(xing)強(qiang),能忍(ren)受(shou)-40~-50℃低(di)溫(wen),旱生(sheng),不(bu)苛求土壤(rang)水分。樹冠(guan)稀(xi)疏(shu),針葉(ye)稀少,短小(xiao),針(zhen)葉表(biao)皮(pi)層角(jiao)質(zhi)化,有較(jiao)厚(hou)的(de)肉質部(bu)分,氣孔(kong)著生在(zai)葉褶(zhe)皺(zhou)的凹(ao)陷(xian)處,幹的表皮及(ji)下表皮都(dou)很厚,可減(jian)少(shao)地(di)上(shang)部分的蒸騰。同(tong)時(shi)在幹燥(zao)的沙(sha)丘(qiu)上,主(zhu)根(gen)一(yi)般(ban)深1~2米(mi),深達4米(mi)以(yi)下,側根多(duo)分(fen)布(bu)到(dao)距(ju)地表10~50厘米(mi)沙層內(nei),根係(xi)向(xiang)四(si)周(zhou)伸(shen)展(zhan),能(neng)充(chong)分吸收土(tu)壤中的水(shui)分。