提高水稻产量：早在1984年建立正式关系前，水稻所的高产水稻品系和品种（包括“IR-8"）即已被中国研究人员广泛采用。
Raising rice productivity: High-yielding rice lines and varieties from IRRI (including "IR-8") were being utilized by Chinese researchers well before formal relationships were established in 1984.
已有多种方法被用于提高地方良种的性能，包括杂交育种，以及通过与良种的回交和品系内选育进行的品种改良。
Various approaches have been used to improve the performance of adapted indigenous stock, including cross-breeding and upgrading through back-crossing with improved breeds, and within-line selection.
就谷物和产草量而言，新品种性能相当于或优于其母本品系，而且对霜霉病的抗性显著增强。
These have performed as well as or better than their parent lines in terms of grain and straw yield, and possess a markedly improved resistance to downy mildew.
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