请帮忙翻译一下论文摘要，不要翻译器，谢谢。

In this study, Aspergillus oryzae fermentation AS3.042 conducted on the blood meal and blood meal with the traditional cooking in the digestibility of protein content, cost and so on were compared, and finally arrive at the nutrient content in the fermented blood meal is superior to the traditional cooking of blood meal, and traditional digestibility of feed compared to have markedly improved, to replace fish meal in the more obvious cost reduction. And the necessary equipment is simple, less power consumption, but also reduce pollution to protect the environment is worthy of our strong development orientation.