![The effect of time of application and placement of sulphur fertilizer sources on yield of wheat, canola, and barley]()
The effect of time of application and placement of sulphur fertilizer sources on yield of wheat, canola, and barleyNuttall, W. F.; Boswell, C. C.; Sinclair, A. G.; Moulin, A. P.; Townley‐Smith, L. J.; Galloway, G. L. · Communications in Soil Science and Plant Analysis · 1993