Grain protein content is a key index for evaluating rice quality.

水稻籽粒蛋白质含量是评价稻米品质的主要指标之一。

youdao

But the average heterosis of all hybrids in grain protein yield per plant was 17. 20%.

但单株籽粒蛋白质产量表现正向杂种优势，平均17.20%。

youdao

The expression of wheat grain protein content in F1 as well as descendant F2 were studied.

研究了小麦籽粒蛋白质含量在F1及F2代中的表现情况。

youdao

So why is this grain-based protein such a big concern?

FORBES: Does Gluten Deserve to be on the Public Health Enemies List?

Every day there is a choice of three bento boxes -- vegetarian, fish or meat -- each including a protein, grain and salad, and the meat-free option often includes deliciously prepared tofu alongside quinoa or barley.

BBC: Eating vegetarian food in Paris

They reduced the amount of sugar they were eating, swapped white bread for whole grain and started planning high-protein meals with lots of vegetables.

CNN: Roller derby captain drops 100 pounds