Effect of tillage and burial depth and density of seed on viability and seedling emergence of weedy

• 作 者: ZHANG Zheng GAO Ping-lei DAI W
• 机 构: WeedResearchLaboratory,CollegeofResourcesandEnvironmentalSciences
• 出 处: 农业科学学报:英文版
• 发表日期: 2019年8期
• 关键词: SEED BURIAL depth SEED BURIAL DENSITY germination WINTERING survival SEED vertic
• 基金项目: This work was supported by the National Natural Science Foundation of China (31500350),the National Key Research and Development Program of China (2016YFD0200805).

Weedy rice(Oryza sativa f. spontanea) is one of the three worst paddy weeds in most rice growing areas. The unexpected heavy infestation is derived from a persistence of soil seed bank of weedy rice, which the shattered seeds chiefly feed back to. Informa