noun
high-yield variety
Technical term used in agriculture and crop science for cultivars bred to produce high yields.
この地域では高収量品種の導入によって米の生産量が大幅に増加した。
In this region, the introduction of high-yield varieties led to a significant increase in rice production.
Similar meaning, but 多収量品種 emphasizes 'many' or 'abundant' yield, while 高収量品種 emphasizes 'high' yield per unit.
Compound of 高 (high), 収量 (yield), and 品種 (variety). A straightforward modern technical term.