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硼肥喷施作为防治油菜花而不实症的主要措施,已被广泛采用。但硼肥作基肥施用效果如何?为了弄清这个问题,我们近年来做了一些硼肥苗、苔期喷施与基施的对比试验。供试油菜品种均为甘兰型早熟品种“特早13”。基施的硼肥为每亩0.5斤硼砂,于移栽时和细土或其他肥料拌匀施于栽苗沟内。结果所有基施的处理都比喷施的增产。如1977
Boron fertilizer spraying as a prevention and treatment of rape is not the main measure, has been widely used. However, the application of boron fertilizer as a base fertilizer effect? In order to clarify this issue, in recent years we have done some boron fertilizer seedlings, spray and base application of the test period. Rape varieties tested were all cultivars of “Lantern 13”. Basal application of boron fertilizer per acre 0.5 kg borax, transplanting and fine soil or other fertilizers mix in the planting seedlings ditch. As a result, all basilar treatments were more efficient than sparrows. Such as 1977