TY - JA AU - Cox,D.J. AU - Brun,L.J. AU - Larsen,J.K. TI - Minimizing the risk of producing winter wheat in North Dakota. 2. The effect of tillage and variety selection on winter wheat survival and grain yield SN - 0097-5338 U1 - 87-114648 PY - 1987/// KW - Agronomic characters KW - AGROVOC KW - America KW - Chemicophysical properties KW - Cropping patterns and systems KW - Cultivation KW - Environment KW - Environmental conditions KW - Environmental temperature KW - Glumiflorae KW - Gramineae KW - Methods KW - Monocotyledons KW - North America KW - Productivity KW - Profitability KW - Resistance to injurious factors KW - Soil chemicophysical properties KW - Taxa KW - Taxonomy KW - Temperature KW - USA KW - Vital statistics KW - Western states usa KW - Tillage KW - Yields KW - Plant breeding T2 - North Dakota Farm Research ER -