论文部分内容阅读
在5年连作甘薯地,于甘薯移栽前和移栽后的不同时间,调查甘薯穴中和穴间、株间和行间以及各样点不同土层线虫的群体数量。分析明确了植物寄生线虫和非植物寄生线虫群体的水平分布和垂直分布规律,提出了研究和了解甘薯地土壤线虫发生动态的调查取样方法。
In five years continuous sweet potato land, before sweet potato transplanting and at different times after transplanting, to investigate the sweet potato cave and hole, inter-row and inter-row as well as the number of different layers of soil nematode populations. Analyzed the horizontal distribution and vertical distribution of plant parasitic nematodes and non-plant parasitic nematodes, and proposed a sampling method to study and understand the occurrence of soil nematodes in sweet potato.