| 摘要 |
FIELD: agricultural technology. SUBSTANCE: method implies efficient growing of such heat-loving field crops as corn, sorgho, Sudanese grass, millet and others in nonirrigated farming. According to method, autumn tilling of soil is performed after stubble cleaning by means of mouldboard bottoms of share ploughs. In spring of next year, after surface harrowing, cultivation in early-spring periods at stable average daily soil temperature reaching not less than 14-16 deg. C through up to 10 cm depth, performed as additional tillage operation is rolling-up of soil so as to increase the volume mass of surface layer by 30-40%. After sprouting of late heat-loving weeds in sowing layer to thread stage, they are eliminated by general cultivation down to sowing depth. Performed upon cultivation is sowing and rolling-up of sown crop. Soil crust appeared after rains is to be removed by harrowing. EFFECT: high efficiency. 20 tbl |
