For growth and prosperity

For growth and prosperity

Thursday, 14 July 2011

Boron (B) deficiency symptoms

Boron (B) deficiency symptoms: Symptoms include marginal leaf curing and deformation, and most commonly white stripes appear perpendicular to the veins on the young emerging leaves. The new leaves may have an incomplete lamina similar to sulphur and calcium deficiency with thickening of secondary veins. Inhibition of root and flower formation is also observed in the affected plants. Boron and Calcium deficiency symptoms tend to overlap. See Calcium deficiency pictures also.  Once a plant shows of signs of deficiency, take immediate remedial steps suggested here below, since the plants will not fully recovery once the damage is already happened. Control Measures: a.  Apply 10g Borax/plant in 3rd month or when...

Tuesday, 12 July 2011

IRON (Ferrous-Fe) deficiency symptoms

IRON (Ferrous-Fe) deficiency symptoms: Leaves exhibit white/yellow chlorosis of the entire lamina and green band along the margin and mid-rib. The chlorosis is more acute in spring and autumn than in summer, and is more evident under dry conditions. Plants are generally stunted and the fruits are smaller in size. Control Measures:    a.   Manual application of ferrous sulphate @ 20g/ plant.                                       (OR)    b.   Spray chelated Ferrous salt @ 2g/l of water weekly once for...

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