Dangerous animals of the Black sea. Medusa Aurelia. Medusa kornerot. Stingray. Black sea Scorpion. Weeverfish. The Scorpion visible.
“Training project in geography” – the rating of the project. The performance criteria of protection. The idea of the project. Evaluation of the project. The tasks of the project. Negative trends in the industry. The construction of a metallurgical plant. The urgency of the problem. Problem. Importance in the economy of the country. Projects of students. Develop your own ways to resolve the problem.
“”Far East” grade 9″ – the Climate of the Far East. Only on the Kamchatka Peninsula more than 20 active volcanoes. Coal reserves in the far East. Biological resources. The Topography Of The Far East. Internal water. The area of coniferous-broadleaved forests. Ores of nonferrous metals. Natural conditions and resources of the Far East. Natural resources of the Far East. Natural areas of the Far East. 18 oil and gas fields. Continue reading
In recent years significantly increasing the number of owners of garden and country sites. For a full life, you need a pond, even small, so many owners of household plots, want it, and who has, I want to equip it filtration system to keep the water clean and fish healthy.
Benefit from a small pond on the land trudnootdelema. In aesthetic terms, a pond inhabited by ornamental and aquarium fish, with aquatic vegetation selected together with a correspondingly designed area can become a place that is most attractive, bringing peace of mind and satisfaction.
Microvolume can be used for economic purposes: the cultivation of pond fish for their own consumption or sale, as well as for the organization of fishing.
The choice of directions of use of the reservoir, of course, depends on your ability and desires. Considering a variety of options for the use of small water bodies, fish farming is a promising sphere of application of forces and means, it is an interesting, pleasant and useful activity which brings money. Continue reading
Every water pool on the farm, at least it was built for a different need, you can always simultaneously be used for breeding fish. With some attentiveness and care works for nothing will never disappear. If you are inside of ownership of a lake, right by the settlement of his juveniles you can increase the amount of fish, and consequently, and profit from it. In the pond gully on the steppe, you can make no ex-here before fish. From flowing through your ownership of the river you can divert water to the lowland, where to arrange a number of ponds for proper fisheries management. Ponds can be constructed in a meadow, but more often they lay in wastelands, swamps, etc., unfit for any other purpose and are quite suitable for ponds. Subsequently, the bottom of the ponds, which fish usually do not deep, turn in arable land: the silt deposited from the water, is an excellent fertilizer, and this gives the pond a few years a fine crop of oats and other breads. On the other hand, if after harvesting of oats to fill the pond with water again, bred in a pond rich in food for fish, causing it to quickly feed that the farmers just need more. Continue reading