The damage of stubble influences the quality of its biennial root.
甘蔗根茬破坏情况影响到宿根质量。
The experimental investigations for the influencing factors of broken biennial root rate were made by a sugarcane cutter testing rig.
利用甘蔗切割综合试验台，对影响甘蔗切割破头率的因素进行了室内试验。
The host plants were ornamental plants, perennial/biennial root garden plants, woody flower plants, cover plants and pulpy plants, and so on.
为害的寄主植物有观赏树木、宿根园林植物、木本花卉植物、地被植物及多浆植物等。
An important index on weighing cutter work capability is the rate of broken biennial root, and the incision state have a biggish influence on the rate of broken biennial root.
衡量切割器工作性能的一个重要指标是宿根破头率，切割状态对破头率有较大影响。
The survival rate of the biennial branch is the highest, especially the biennial taking root powder (49.1%), it is about 15% higher than the annual and perennial one.
二年生的枝条的成活率最高，尤其以二年生的生根粉的效果最好，为49.1%，比一年生和多年生的要高出15%左右。
Taproot a persistent primary root that grows vertically downward. Swollen taproots used for food storage are common in many biennial plants, such as carrot (Daucus carota).
垂直向下生长的宿存主根。两年生的植物常具有可以储存养料的肥大直根，如：胡萝卜。
Taproot a persistent primary root that grows vertically downward. Swollen taproots used for food storage are common in many biennial plants, such as carrot (Daucus carota).
垂直向下生长的宿存主根。两年生的植物常具有可以储存养料的肥大直根，如：胡萝卜。
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