C. TAMIL SELVI*, G. MOHAN NAIDU, B. RAMANA MURTHY AND S. RAJESHWARI

Department of Statistics and Computer Applications, S.V. Agricultural College, Tirupati, India – 517 502.

ABSTRACT

The present study was conducted to analyse the behaviour of onion arrivals and prices in major markets of Tamil Nadu. The secondary data pertaining to monthly arrivals (qtls) and prices (Rs/qtl) were collected from respective market Management Committee of Oddanchatram, Paravai and Coimbatore vegetable market for 8 years (2011-18). The arrivals of onion had showed an increasing trend up to April 2014 and then start decreasing trend over the year in Oddanchatram market but it showed mixed trend in Paravai and Coimbatore Vegetable market. Prices of onion had displayed an increasing trend in all three markets. Peak arrivals were noticed in the month of March and lowest were observed in September in Oddanchatram markets; maximum arrivals were in May and minimum were in December pertaining to Paravai market whereas arrivals were loftier in January and lean in August in Coimbatore market. The onion prices were high in the month of October and November and low in the month of March and February for all three markets. Results inferred that presence of seasonality within a year and seasonal pattern did not change over years in all markets except the onion prices in Coimbatore vegetable Market.

KEYWORDS:

Onion, secular trend, seasonal indices