张华 周而勋. 菜心炭疽病苗期抗病性鉴定技术[J]. 华南农业大学学报, 1998, (3): 47-50.
    引用本文: 张华 周而勋. 菜心炭疽病苗期抗病性鉴定技术[J]. 华南农业大学学报, 1998, (3): 47-50.
    A TECHNIQUE FOR IDENTIFICATION OF RESISTANCE TO ANTHRACNOSE OF Brassica parachinensis IN SEEDLING STAGE[J]. Journal of South China Agricultural University, 1998, (3): 47-50.
    Citation: A TECHNIQUE FOR IDENTIFICATION OF RESISTANCE TO ANTHRACNOSE OF Brassica parachinensis IN SEEDLING STAGE[J]. Journal of South China Agricultural University, 1998, (3): 47-50.

    菜心炭疽病苗期抗病性鉴定技术

    A TECHNIQUE FOR IDENTIFICATION OF RESISTANCE TO ANTHRACNOSE OF Brassica parachinensis IN SEEDLING STAGE

    • 摘要: 试验采用人工喷雾接种方法,通过对接种体浓度、保湿时间和苗龄试验,摸索出了一套适合于菜心炭疽病苗期抗病性鉴定的方法,即在气温为23 ̄32℃范围内,用6×10^6 ̄1×10^7个/L的分生孢子悬浮液于3 ̄4片叶期接种,保湿24 ̄48h,7d后调查病情,可明显地区分出菜心品种对炭疽病的抗病性差异。

       

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