Масса сухого вещества агроценоза на площади 1 га (10 000 м2).
0,56 кг — м2; х-10 000 м2; х = 5600 кг.
Количество энергии, которая запасается растениями агроценоза на площади в 1 га. 1г — 22 кДж;
560 000 г — х; х = 123 200 000 кДж или 2 933 000 ккал (1 ккал = 4,2 кДж).
Ответ: Производительность агроценоза площадью 1 га — 5600 кг сухого вещества, в котором запасается 2 933 000 ккал.
ShoppingThere are different kinds of shops. Some of them sell bread. Others sell tea, sugar, coffee, butter, cheese, sausages, meat, fruit, vegetables.When we want to buy something, we take our shopping-bags and go to the shop. There we can see shop-assistants who sell goods.Many people do their shopping at the market. There farmers and other people sell fruit and vegetables which they grow themselves. They sell meat, milk and other things too.Large shops with many departments are called department stores and supermarkets. In these stores we can buy almost everything we want. In the shop-windows we can see all the goods which they sell – food, suits, dresses, coats, boots, shoes, radio and TV-sets, and many other things.
ShoppingThere are different kinds of shops. Some of them sell bread. Others sell tea, sugar, coffee, butter, cheese, sausages, meat, fruit, vegetables.When we want to buy something, we take our shopping-bags and go to the shop. There we can see shop-assistants who sell goods.Many people do their shopping at the market. There farmers and other people sell fruit and vegetables which they grow themselves. They sell meat, milk and other things too.Large shops with many departments are called department stores and supermarkets. In these stores we can buy almost everything we want. In the shop-windows we can see all the goods which they sell – food, suits, dresses, coats, boots, shoes, radio and TV-sets, and many other things.
0,56 кг — м2; х-10 000 м2; х = 5600 кг.
Количество энергии, которая запасается растениями агроценоза на площади в 1 га. 1г — 22 кДж;
560 000 г — х; х = 123 200 000 кДж или 2 933 000 ккал (1 ккал = 4,2 кДж).
Ответ: Производительность агроценоза площадью 1 га — 5600 кг сухого вещества, в котором запасается 2 933 000 ккал.