无花果及其栽培内容摘要:
2、果植株母枝的枝条水平压至地面,用支杈固定,使母枝枝条的一半陷入土中,一半外露。 使各叶节抽芽、发根、长枝,在抽枝长达 10 厘米以上后分次培土,施肥,待长成幼苗后切断母枝分苗移栽。 无花果苗的嫁接繁殖利和品质欠佳而生活力强的品种(如当地的地方品种)作砧木,用果形大,药用价值高、品质优良的品种作接穗,按果树常规嫁接法进行嫁接。 利用此种方法繁殖目的旨在改良或保持优良的种性。 栽培管理。 在种植前应施足基肥,以垃圾土或有机肥料为主,改善土壤条件。 翻耕整地,按 3 米4 米规格挖种植穴,穴中施足基肥,春、秋均可移栽。 移栽时注意根系展开,回土踏实,足定苗水,一般很容易成活。 每年春初在树根周围每公顷施用 1500 3、3000 千克垃圾土或农家土杂肥,促壮苗早发,46 月追施 23 次,以磷、钾、氮配合施肥,挖环形沟,沟里施肥覆土浇水,以提高化肥利用率。 无花果 7 月份开始开花结果,应补充磷、钾肥,以提高其品质和座果率。 78 月是无花果生长旺盛时期,枝叶、果实较多,若遇干旱,易落叶、落果,降低产量,应及时浇水或灌水抗旱保苗,覆盖要杂草和铲草于树干四周,减少过多的水分蒸发。 整枝修剪。 无花果树生长旺盛,根系发达,若栽培管理修剪行当,当年扦插繁殖当年就可收获,23 年即能成形。 成形后,树形必须进行修剪,以圆头形树冠为宜。 在每年初春修剪时,以树势平衡,枝条分布均称为原则,进行必要的修剪秣芽。 尤其是树枝和叶片繁茂的,应将大部分叶片照不到阳光的弱小枝叶疏去,增强通风透光,减少病虫害。 病虫防治。 无花果除天牛为害枝叶外,其他病害极少见,可在每天清晨检查果园,将少量天牛捕杀即可。 若卵已产入枝干,可用手指压破卵块,当幼虫已蛀入枝干内部,在排出木屑样粪便处,用铁丝钩杀;或用 500 倍液敌百虫稀释药液注入孔内,并用黄泥封住洞口,即可杀死天牛幼虫。 此外,可在 6 月份将石灰水刷在枝干上,防止天牛产卵,效果也很好。 专利查询。无花果及其栽培
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