Howarth, J. R., Barraclough, P. B., Hawkesford, M. J., & Parmar, S. A sulphur deficiency-induced gene, sdi1, involved in the utilization of stored sulpate pools under sulphur-limiting conditions has potential as a diagnostic indicator of sulphur nutritional status.

Howarth, Jonathan R., Peter B. Barraclough, Malcolm J. Hawkesford, and Saroj Parmar. A Sulphur Deficiency-induced Gene, Sdi1, Involved in the Utilization of Stored Sulpate Pools Under Sulphur-limiting Conditions Has Potential As a Diagnostic Indicator of Sulphur Nutritional Status.

Howarth, Jonathan R., Peter B. Barraclough, Malcolm J. Hawkesford, and Saroj Parmar. A Sulphur Deficiency-induced Gene, Sdi1, Involved in the Utilization of Stored Sulpate Pools Under Sulphur-limiting Conditions Has Potential As a Diagnostic Indicator of Sulphur Nutritional Status.