Items where Author is "Helkiah, J."

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Helkiah, J. and Manickam, T.S. and Nagalakshmi, K. (1981) Influence of organic manures alone and in combination with inorganics on the properties of a black soil and jowar yield. Madras Agricultural Journal, 68 (6). pp. 360-365.

Helkiah, J. and Subramaniam, V. and Loganathan, N.S. (1979) Performance of sorghum varieties to fertilizers under rainfed conditions in Dharmapuri district. Madras Agricultural Journal, 66 (7). pp. 473-474.

Shetty, K.S. and Ramanathan, G. and Krishnamoorthy, K.K. and Helkiah, J. and Vadivelu, S. (1973) Thermophos, a new phosphatic fertilizer and its comparative efficacy. Madras Agricultural Journal, 60 (8). pp. 953-956.

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