Advisory ArticleAgroStar Agronomy Centre of Excellence
Sulphur is Necessary for your Crops
• Sulphur is one of the most essential secondary elements for crops.
• It is also used as a fungicide and insecticide.
• Sulphur is important for crop growth and development as it plays a key role in
the process of photosynthesis.
Benefits of Sulphur:
• Sulphur increases the spiciness, oil content, smell, protein and
sugar content and also improves the quality of the produce. Therefore, sulphur should be used
in crops namely onion, turmeric, ginger, soybean, groundnut, sugarcane, and
• Sulphur improves nutrient availability such as Nitrogen, Phosphorus,
Ferrous, Zinc, and Boron.
• Sulphur is a heat source and can, therefore, be used to replenish the soil
when excess moisture is present during the rainy season and enables the plant to
Pests and Disease control:
• To control Powdery Mildew and Red Mites, sulphur is sprayed onto the plant
canopy. Spray 80% Sulphur @2 gm per litre of water.
Symptoms of Sulphur Deficiency:
• If there is a deficiency of sulphur in the plant, it results in a pale yellow
colour near the stalk of the leaf.
• If organic matter is lacking in sandy soils, it may be due to sulphur
Source of Sulphur:
• Initially, sulphur can be supplied with fertilizers as a basal dose or in
vertical crops by means of drip and other fertilizers such as Benesulf 90%,
Kosavate fertilisers 90%, Sulfamax Gromore 90%, Zuari Sulphur 90% can be used.
• Sulphur is also available in fertilizers such as single superphosphate,
sulfate of potash, 20:20:00:13, 00:00:50 (water soluble).
Care to be taken:
Avoid using it in summer as sulphur generates a lot of heat in the soil.
Source: AgroStar Agronomy Centre Excellence
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