EFFECT OF ROTATIONS, TILLAGE METHODS, AND N FERTILIZATION ON WINTER WHEAT PRODUCTION

[1] BARBER STANLEY A., 1959, SOIL SCI SOC AMER PROC, V23, P258

[2] DANIEL H. A. et al., 1957, Proceedings. Soil Science Society of America, V21, P347

[3] DANIEL HA, 1956, USDA6 PROD RES RPT

[4] GRAY F, 1965, P519 OKL AGR EXP STA

[5] HOOVER MM, 1948, GRASS 1948 YEARBOOK, P670

[6] Johnston J. R., 1943, SOIL SCI SOC AM P, V7, P105

[7] A HALF CENTURY OF WHEAT IMPROVEMENT IN THE UNITED-STATES [J]. ADVANCES IN AGRONOMY, 1953, 5 : 1 - 151

[8] SCHLEHUBER AM, 1963, OKLA AGR EXP STA PRO, P467

[9] SCHLEHUBER AM, 1966, AGRONOMY, V13, P117

[10] ZINGG AW, 1957, USDA1166 TECH B

[1] BARBER STANLEY A., 1959, SOIL SCI SOC AMER PROC, V23, P258

[2] DANIEL H. A. et al., 1957, Proceedings. Soil Science Society of America, V21, P347

[3] DANIEL HA, 1956, USDA6 PROD RES RPT

[4] GRAY F, 1965, P519 OKL AGR EXP STA

[5] HOOVER MM, 1948, GRASS 1948 YEARBOOK, P670

[6] Johnston J. R., 1943, SOIL SCI SOC AM P, V7, P105

[7] A HALF CENTURY OF WHEAT IMPROVEMENT IN THE UNITED-STATES [J]. ADVANCES IN AGRONOMY, 1953, 5 : 1 - 151

[8] SCHLEHUBER AM, 1963, OKLA AGR EXP STA PRO, P467

[9] SCHLEHUBER AM, 1966, AGRONOMY, V13, P117

[10] ZINGG AW, 1957, USDA1166 TECH B