Abrol, Y. P. and Ahmad, A. Sulphur in plants

Since the publication of the still-valuable Sulphur in agriculturevolume (Tabatabai MA, ed., Madison: American Society of Agronomy)in 1986, there has been tremendous progress in knowledge ofplant sulfur metabolism and the significance of sulfur metabolitesin plant functioning. The growing awareness that sulfur deficiencyis currently one of the major nutrient stresses in agriculture,not only in Western Europe but throughout the world, and theassessment of the significance of sulfur metabolites for