Also free from nitric acid and phosphoric acid, to prevent algae breeding.
[只用于名词前] algal blooms/growth
Seafood in the fish, shrimp, algae and so contain relatively rich in protein and calcium nutrients.
海鲜中的鱼 、 虾 、 藻类等都含有比较丰富的蛋白质和钙等营养物质.
A substance used to kill or inhibit the growth of algae.
Pollution and algae blooms caused by runoff have poisoned China's lakes.