Studying and mastering techniques of cultivating seedlings and grafting seedlings can greatly raise seedling quality, productivity and reduction of productive cost.
研究掌握黑核桃实生苗和嫁接苗的培育技术，能极大地提高苗木质量和生产效率，降低生产成本。
In order to improve survival rate of walnut grafted, comparison of new shoot increments and cost were made between seedling grafting, bud grafting and green branch grafting of walnut.
为了提高核桃嫁接成活率，在不同试验点最适宜的肥水条件下，对核桃子苗嫁接、芽接、绿枝接的成活率、新梢生长量及成本进行对比研究。
To enhance manual grafting rate and survival ratio of vegetable seedling grafted in China, a semi-auto mechanical grafting machine has been developed with cut grafting method applied widely.
为解决中国蔬菜嫁接育苗作业中存在的人工嫁接速度低、嫁接苗成活率不高等问题，该研究采用成活率高、应用广泛、作业简单的插接法开发半自动机械嫁接装置。
The effect of irregular root on the growth of sprout and root is little, so walnut seedling grafting could be used in practice on a large scale.
核桃子苗根系的形状对嫁接成活率、苗木生长量和根系的生长发育均无显著影响。
Because the seedling should be 2 cm thick at 20 cm above ground level to graft, most grafting is done in the field after the seedlings are established.
幼苗应在直径2厘米厚、20厘米地面高度时嫁接，大部分是在种植后嫁接的。
The experiment of walnut seedling grafting was carried out in Jianyang County, Sichuan Province. The result showed that the graft union could be healed in the field through covering ;
在四川省简阳地区，核桃子苗嫁接苗可以不经过室内愈合，直接移栽田间，这是核桃子苗嫁接技术的一次改进。
We adopt a new in vitro culture technique. including obtaining of aseptic seedling, test tube grafting, joint callus proliferation and plantlet regeneration fron callus.
本文采用了一项新的离体培养技术，它包括无菌苗的获得、试管嫁接、嫁接部位愈伤组织的增殖以及从愈伤组织中再生植株的操作程序。
We adopt a new in vitro culture technique. including obtaining of aseptic seedling, test tube grafting, joint callus proliferation and plantlet regeneration fron callus.
本文采用了一项新的离体培养技术，它包括无菌苗的获得、试管嫁接、嫁接部位愈伤组织的增殖以及从愈伤组织中再生植株的操作程序。
应用推荐