biennial root

At present, the rate of broken biennial root in cutting sugarcane is very high, exceeds more than 20%, and is arriving at 35% when it works in sweat field.

目前切割器切割甘蔗的破头率较大，超过20%，湿地作业达到35%以上。

Participation of Taiwan, also known as Mount dangshen for Campanulaceae plants, biennial root dry.

台参又称五台山党参,为桔梗科植物, 二年生干燥根.

Mechanism and Optimization Study of Affecting Factors on the Rate of Broken Biennial Root of Dual Base Cutter of Sugarcane Harvester

双圆盘切割器切割甘蔗破头率影响因素的优化及机理研究

Experimental Study on Influencing Factors of Broken Biennial Root Rate for a Single Base Cutter of Sugarcane Harvester

单圆盘甘蔗切割器切割破头率影响因素的试验

However, there are a lot of factors that affect the cutting quality ( the rate of broken biennial root) of cutter.

而影响切割器切割质量（破头率）的因素较多，因此，有必要对甘蔗切割器影响切割质量的各因素进行优化研究，提高其切割质量。

The ratio of dry matter distribution to annual branch, biennial branch and capillary root was higher than weeping peach. That to coarse and fine roots was lower than weeping peach. 5.

柱型桃干物质分配到一年生枝、二年生枝及毛细根比例高于垂枝桃，而分配到粗根和细根的比例低于垂枝桃。

Higher the rate of broken biennial root is, lower the germination of sugarcane is in the next year, and the output of sugarcane accordingly.

甘蔗破头率高，来年甘蔗发芽率就低，甘蔗的产量相应地就低。

The damage of stubble will influence the quality of its biennial root.

甘蔗根茬破坏情况影响到宿根质量。