The productivity of cereals grown up in drought environment directly depends on the supply of the soil with moisture. Orenburg Region within 7 previ-ous years was annually exposed to various types of drought therefore the volumes of reaped crop sharply decreased. In the study self-irrigation way of agriculture based on intra soil condensation of atmospheric vaporous moisture from air is offered. Similar subject was touched upon in N.V. Lagu-tkin's works where necessary conditions leading to moisture condensation had been described. The developed way provides these conditions. It in-volves transplanting shady hedgerows of perennial legumes, the creation of mulched layer, laying sub-soil airlines, perforation of approach channels, and direct sowing of crops in the regions between the hedgerows of perennial legumes. For the disclo-sure of the principle of action of offered technolo-gies in the study the technique of their implementa-tion on the example of binary crops of winter wheat with alfalfa is described in detail. Technical parame-ters of basic operating devices and engineering of solution of innovative agricultural unit using which the concerned technique is realized are described. The laying of subsoil air ducts is made by working body "mole" which cone-shaped tip dive of a jack-hammer small is similar: amplitude shock influ-ences horizontally punches the soil and condenses air duct walls therefore the process of condensation of parts of moisture on them improves. Service life of subsoil convection system is one vegetative pe-riod of cereal when it spends up to 70 % of all mois-ture and especially needs it. Developed technique makes possible normalizing temperature and water conditions, reducing negative effects of soil drought, moistening root-inhabited soil layers, due using moisture and receiving additional legumes green fodder.
cereals, drought, perennial leg-umes, aerial vaporous moisture, moisture conden-sation, subsoil air duct, yield, agricultural unit
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