除草 じょそう ざい耐性 たいせいではありませんでした
jo so uzai taiseidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 除草剤耐性

1. Was not herbicide-resistant.; Did not have herbicide resistance.

Past/Perfective
Negative
Polite
Formal Register