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Questions related from D. Kalaivanan
Dear Friends Regular application of fertilizers to annual crops will give immediate response as well as returns. With respect to perennial crops like mango, cashew and sapota etc., application of...
11 August 2015 9,784 50 View
Different EC levels of irrigation water can be prepared by mixing chemicals and by checking the EC using EC meter. For preparing 1, 2, 3 EC levels of irrigation water, how much quantity of NaCl...
26 July 2015 9,035 6 View
Researchers are using Cl containing fertilizers like KCl, ZnCl2, CuCl2 and MnCl2 for controlling cassava mosaic virus and for nutrient management. In many crops, chlorine injury has been reported...
26 July 2015 965 7 View
Dear friends Upward curling symptoms were observed in the matured leaves of papaya seedlings transplanted in the field. As per our observation it is not a virus. What may be the reason for this...
21 July 2015 9,345 7 View
Papaya ring spot virus is the major disease in papaya. All most all the cultivars of papaya are susceptible to this virus. In some places, papaya has been cultivated under nylon net for...
14 July 2015 5,985 3 View
Ring spot virus (PRSV) is the most destructive disease of papaya in India. PRSV is spread (transmitted) among papaya plants by mechanical activities like pruning, as it is transmitted through the...
08 July 2015 9,422 9 View
Papaya Ring Spot Virus is a serious problem in papaya. Except few varieties most of the varieties are very much suceptible to this virus. Physical, chemical and biological methods are available...
29 June 2015 1,466 5 View
How do I calculate the quantity of nutrient requirement for the plant grown under pot culture using soil weight or volume?
17 June 2015 3,662 6 View