农业科学
duck
Solid managing technique in pond mainly includes duck-fish- fish mode.
水域立体经营生态技术,其典型模式为鸭—鱼—鱼模式。
drake
Fertility of No.2 drake was 0. The results showed that there was significant individual difference in freezability of drake semen.
结果表明公鸭个体在精子抗冻性方面存在着显著差异。
anas domestica
生物学
duck
机械工程
duck
As for water-boiled duck, the fat content and pH value were the highest.
盐水鸭pH最低;烤鸭的水分含量最高,而脂肪含量最低;水煮鸭的水份含量最低,脂肪含量及pH值最高。
地球科学
anas
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