[Study on character and productivity of a new line of high yielding rice "Pyongyang no.18"]
1983
Yun Uk, L. | Jong Won, M. (Institute of Rice, Academy of Agricultural Science, Pyongyang (Korea Democratic People's Republic))
Rice line "Pyongyang no.18" was bred with "Mirim no.67" and "No.944" on the breeding method of subspecies crossing. In F, the heading was 30-40 days later than the parents, and the dropping rate was 100%, but in F, the early line was 30%, the non-dropping rate 1:3, so the selection should be possible. "Pyongyang no.18" is an early line, the height is low, head number many. It can suck the fertilizers about 1 ton, and has a strong resistance to lodging
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