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按恢复能力选出289个品系,在(1964)分类法规定的种的范围内,依据植株形态、穗形、穗色、粒形、粒色以及其它重要选育性状分成表型相似的组群(表型组)。各表型组的标准种由著名品种、原始材料和推广杂交种的亲本充任(表)。属
289 lines were selected according to their ability to recover, and were divided into groups with similar phenotype according to the plant species, the panicle shape, the panicle shape, the grain shape, the grain color and other important breeding traits within the range specified in the taxonomy (1964) (Phenotype group). The standard species for each phenotype are filled by well-known breeds, original materials, and parents of the extended hybrids. Genus