The Complete aquarium guide pptx

... can therefore only occur in acid fresh water. There is a relationship between the CH and the general hardness: the closer the CH value comes to the GH value, the more bal- anced the water. If the ... really depends on the land through which it has passed: the There are kits on the market that offer even the novice aquarist the panoply of tests required to control th...

Ngày tải lên: 24/03/2014, 13:20

... volitans The volitan lionfish is the one most often found in the aquarium trade. It gets accustomed to dead foodstuffs. The membrane linking the spokes of the pectoral fins runs to the rear end of their body, ... the live prey that make up their diet. They are usually found in fairly shallow water. They can raise themselves slightly by supporting themselves on their ventral...

Ngày tải lên: 18/10/2013, 00:15

... multiply with the help of cuttings. Their reddish color stands out among the other plants in an aquarium. Alternanthera sessilis There are two varieties of sessile alternanthera. The first, with ... cm. Rotala rotundifolia The upper face of the leaves of the round-leaf rotalia is green, the lower one a reddish color. When the leaves emerge from the water they turn complete...

Ngày tải lên: 08/11/2013, 00:15

... light The further away the light source, the greater the loss in: - the lighting hood; - the glass lid covering the aquarium; - the water. Part of the light is reflected by the surface of the water, ... unnatural appearance, so they hide their diffusers and pipes in the decor, and the bubbles are only noticeable when they break the surface of the water. For th...

Ngày tải lên: 08/11/2013, 00:15

... can therefore only occur in acid fresh water. There is a relationship between the CH and the general hardness: the closer the CH value comes to the GH value, the more bal- anced the water. If the ... tropical aquariums, with either fresh or sea water. These cover the areas lying roughly between the tropic of Cancer, to the north of the equator, and the tropic of Capr...

Ngày tải lên: 26/01/2014, 18:20

... the pattern of their coloration. Shy and non-aggressive, they can leap through any tiny gap in the aquarium lid. They have been successfully bred with the aid of hormones, like the labeos; otherwise ... accidents on the part of the aquarist. The origin of a disease can be inside the aquarium This is generally due to a disruption of the general balance, leading to the d...

Ngày tải lên: 26/01/2014, 18:20

... attract each other. Whichever body has the greatest mass will exert a greater force on the other. The greater the distance between the objects, the smaller the force they exert on each other. d F m1 m2 Quark Force Positive pole Positive pole Negative pole Negative pole Nucleus Electron Helium Hydrogen Neutron WIMP Nucleus Proton HYDROGEN ... Gravity's pull on the universe...

Ngày tải lên: 14/03/2014, 20:31

Ngày tải lên: 24/12/2013, 12:17

... can be a bit tricky, but as a rule of thumb, the more specific the rule, the more recently defined the rule, and the closer to the tag the rule is, the more powerful it is. For example, an inline ... ignore the declaration. Given h1 {color: red; trouble: right-here;} the property trouble would simply be ignored and the rule would simply set the color. It does not ma...

Ngày tải lên: 21/01/2014, 09:20

... URI :target{color:red;} /* if the element is the target of the referring URI, the color is set to red */ CSS3 :focus Selects the element only when the element holds the focus input:focus {background-color: ... */ CSS3 :first-child Selects the element only if the element is the first child of its parent p:first-child { color: red;} /* sets the font color to red for...

Ngày tải lên: 21/01/2014, 09:20