収量しゅうりょう
shūryō

Noun

1. yield; size of harvest

除草じょそうざい耐性たいせい品種ひんしゅでなぜ収量しゅうりょうえるのか?
josōzai taisēhinshude naze shūryōga fueru noka
Why do yields increase with herbicide-resistant varieties?