Author(s):

Chetan Lal

Abstract: A field experiment was carried out at Research cum Instructional Farm, Indira Gandhi Krishi Vishwavidyalaya, Raipur during rabi season of 2011-2012 to find out suitability of various varieties of wheat under different dates of sowing in rice based cropping system in Chhattisgarh. The experiment was laid out in a Split plot design with five sowing dates (26 November, 06 December, 16 December, 26 December and 05 January) and four varieties (Kanchan, GW-273, Sujata and Amar). The results of experiment reveals that maximum numbers of grains/ ear head were observed in earlier sowings as compare to delay sowing highest value of observed in D₁ in the variety GW-273 (43.9) and Kanchan (35.7). Dates of sowing significantly influenced grain yield (kg/ha) in different varieties. Maximum grain yield was observed in D₁ as compare to delayed sowings (D_2, D_3, and D4). Under the D₁ the grain yield was observed maximum in Sujata and minimum in Kanchan.

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