US maize production had been expected to increase to record levels this year.
人们原本预料,今年美国玉米产量将打破历史最高纪录。
This is very important for maize breeding and production of our country.
这对我国的玉米优良品种的培育和玉米生产有着非常重要的意义。
This is very important for maize breeding and production of our country.
这对我国的玉米优良品种的培育和玉米生产有着非常重要的意义。
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