and ventilation, automatic regulation of temperature and humidity.
The simplest in the manufacture and operation of protected ground structures are greenhouses. This simple design makes it possible for 50-60 days to make a “breakthrough” in the life of plants such as tomatoes, peppers, eggplant and others. First of all, thanks to the cultivation of seedlings in winter and early spring. Here you can also get a crop of cucumbers and greens..
Gardeners could not do without a greenhouse when there was still no electricity. He is needed now. Indeed, for its manufacture does not require significant costs of means and materials: various wooden waste, glass will come in handy. And for heating, humus, leaves, straw and other organic residues are used that produce heat when decayed.
The greenhouse should be placed in a well-lit, sheltered from the wind place, orienting from east to west. Additionally, you can also build a fence of brushwood, boards, stalks of sunflower or corn. But do not forget that the shadow from this shelter should not fall on the greenhouse.
As a rule, greenhouses are made collapsible, as they are fully or partially cleaned for the winter. Therefore, for convenience, all nodes are marked so that next year the greenhouse can be easily assembled again. All connections are made with screws, screws, etc..
Shelter can also consist of separate sections, which are easy to assemble, carry, and in the fall are stored. A film for a greenhouse is bought, if possible, up to 0.3 mm thick. The greenhouse consists of a pit, a box, a greenhouse frame, straw mats.
The contents of the book The device of greenhouses and greenhouses.
Designs of devices for heating, ventilation and irrigation of individual greenhouses.