Aquarium guide
Aquarium guide     

  
 
BREEDS, STRAINS, AND VARIETIES
 

BREEDS, STRAINS, AND VARIETIES

In the natural world, local breeds and strains exist, often differentiated by color. In addition, breeders try to evolve new colors and shapes by crossing. In both instances these varieties are denoted by adding epithets to the original scientific or common name. So we speak of the marble angelfish, the smokey angelfish, and the veiltail angelfish; or the veiltail swordtail, lyretail swordtail, or Berlin swordtail.

Parrot cichlid: a cross between Cichlasoma labiatum and Heros labiatus

Parrot cichlid: a cross between Cichlasoma labiatum and Heros labiatus.


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ВЛАДИМИРСКАЯ ВИШНЯ , старинный русский сорт, в северном и среднем районах плодоводства Российской Федерации, из группы гриотов. Плоды средней величины. Урожайность 6-12 кг с дерева.