在毛主席无产阶级革命路线指引下,我国果树生产获得迅速发展。随着人民生活和国际贸易日益增长的需要,采用矮化砧木,力争早产、高产,实为果树生产发展的一个方向。利用矮化砧嫁接树进行密植栽培,在不少国家早已开始研究,有的已在生产中广泛 Guided by Chairman Mao’s proletarian revolutionary line, fruit tree production in our country has been rapidly developing. With the increasing needs of people’s life and international trade, dwarfing rootstocks and striving for premature birth and high-yielding are in fact a direction for the development of fruit tree production. The use of dwarf anvil grafted tree planting close planting in many countries already started research, and some have been widely produced