“宾州矮架篱壁形”是由嫁接于矮化砧上的植株在具有4道铁丝的篱架上整形培育成的一行不间断的树篱,高约6英尺(1英尺合30.48厘米),宽约3～4英尺。每株树在顺行方向上培育4～5对主枝,并整枝成一定角度。短枝型品种应将枝条定位到45°左右,非短枝型品种则应定至20～30度角左右。行中各相邻植株的大枝部分交叠构成骨 The Pennsylvania Short Fence Wallform is an uninterrupted row of hedges molded from four-wire brooms grafted onto dwarfing anvils about 6 feet (1 foot and 30.48 cm) tall, Width of 3 to 4 feet. Each tree in the forward direction to cultivate 4 to 5 pairs of main branches, and the whole branch into a certain angle. Spur-type varieties should be positioned to about 45 ° branches, non-spur-type varieties should be set to about 20 to 30 degrees. Large branches of adjacent plants in rows overlap to form the bone