Wolseley pre-emergent herbicide efficacy

To demonstrate the effect of water rates and droplet size on the efficacy of pre-emergent herbicides, and to assess the impact of increased ground speed on the efficacy of Sakura in retained stubble systems in the medium rainfall zone of South-East of South Australia.为明确施水量与雾滴粒径对芽前除草剂（pre-emergent herbicides）防效的影响，并评估行进速度提升对南澳大利亚东南部中降雨带残茬保留耕作体系中Sakura除草剂防效的影响。