Продолжительность: 3:22
Опубликовано: 11 июн. 2023 г.

30 сент. 2013 г. · 1. Prepare the water chemistry of the system before introducing either nitrifying bacteria or animal stock · 2. Provide alkalinity, a carbon ...

Продолжительность: 4:30
Опубликовано: 2 янв. 2019 г.

18 янв. 2015 г. · Let's take a page from nature and establish a biofilter to maintain a clean, clear, biodiverse pond. But let's first look at two ecological principles.

Продолжительность: 1:24
Опубликовано: 30 апр. 2023 г.

Продолжительность: 2:39
Опубликовано: 13 авг. 2023 г.

To make an underwater aquarium filter out of a water bottle, start by cutting a large notch into the side of the bottle toward the bottom. Then, densely fill ...

14 сент. 2023 г. · You can make your own freshwater aquarium filter media using natural materials like activated charcoal, lava rock, marine sponge, ceramic media, ...

15 сент. 2021 г. · You can improve your biological filter by providing additional surface area for this bacteria to grow which is accomplished with biological ...