The diurnal variations of electrolyte leakage, MDA concentration and cell defense enzyme in leaves of maizeseedling were synchronously measured under the artificial conditions.
人为控制环境下，对玉米幼苗叶片中电解质外渗率、MDA含量以及保护酶活性的昼夜变化同步进行了测定。
2
The seedling status, the seedling characters and chlorophyl content of maize, cotton and groundnut after seed soaking with root and seedling promoter were investigated.
对生根壮苗剂浸种后的玉米、棉花、花生的出苗状况、幼苗植株性状及叶绿素含量进行了调查。
3
The structure and main parameters of the picking seedling machinery, which is the key component of the maize auto transplanter, are designed, meanwhile, the performance tests are carried on.