论文部分内容阅读
2012年我国苹果经济栽培面积3331.5万亩,产量3370万吨,占世界的51.8%,但矮砧栽培面积仅占8.01%,与发达国家(90%)差距较大,筛选适宜的矮砧已成为产业发展的瓶颈。M9-t337是荷兰选育的苹果矮化砧木,早果性好、丰产性强,自根砧繁育容易。荷兰梵瑞-布鲁恩有限公司于2006~2012年分别我国辽宁大连、甘肃庆阳、内蒙
In 2012, the economic cultivation area of apple in our country was 33.315 million mu and the output was 33.7 million tons, accounting for 51.8% of the world’s total. However, the cultivation area of dwarf anvil only accounted for 8.01%, which was quite different from that of the developed countries (90%). The bottleneck of industrial development. M9-t337 is a dwarfed apple rootstock bred in the Netherlands with good early fruit, high yield and easy breeding from rootstock. Netherlands Faye - Brune Co., Ltd. in 2006 and 2012 in Dalian, Liaoning Province of China, Qingyang, Gansu, Inner Mongolia