论文部分内容阅读
全国主产烟区,在烤烟苗期,特别是在育苗前期,苗子常常发黄、不肯长,甚至死亡,烟农把这样现象称为“饥黄症”。今年山东临朐不少社、队在烟苗前期发生这一症侯,个别生产队发症率达50%以上,有的烟畦成片地死亡而造成缺苗;这严重地影响苗齐、苗壮,使烟苗质量下降。
The main tobacco-producing areas in the country, in the flue-cured tobacco seedling stage, especially in the early nursery stage, the seedlings often yellow, refused to grow, or even death, farmers like to call this phenomenon “hunger syndrome.” This year, many Linqu clubs in Shandong Province, the team in the pre-tobacco seedling disease Hou, individual production team incidence rate of 50% or more, and some of the smoke into pieces caused by the death of the lack of seedlings; This seriously affects Miao Qi, Miao Strong, so that the quality of tobacco seedlings.