The ear development time and yield of soft winter wheat in the forest steppe of the Middle Volga Region

Open Access

Table 2.

Ear development periods of soft winter wheat, mechanical sowing

Variety	Date of earing by the years							Cv, %
Variety	2011	2012	2013	2014	2015	2016	mean	Cv, %
Volzhskaya К, standard	6VI	31V	2VI	31V	5VI	30V	3VI	9.1
Volzhskaya 16	6VI	1VI	2VI	31V	5VI	31V	2VI	7.7
Volzhskaya 100	3VI	1VI	31V	30V	4 VI	30 V	2 VI	6.6
Volzhskaya C3	4 VI	1 VI	1 VI	31 V	5 VI	30 V	2 VI	7.2
Bezenchukskaya 380	6 VI	2 VI	3 VI	2 VI	6 VI	2 VI	3 VI	5.7
Svetoch	3 VI	26 V	31 V	28 V	4 VI	1 VI	31 V	11.2
Santa	5 VI	1 VI	3 VI	30 V	4 VI	30 V	2 VI	7.8
Resurs	4 VI	25 V	1 VI	27 V	2 VI	28 V	30 V	13.0
Kazanskaya 285	11 VI	1 VI	4 VI	2 VI	6 VI	3 VI	5 VI	10.2
Moskovskaya39	6 VI	1 VI	4 VI	4 VI	5 VI	2 VI	4 VI	5.4
Bazalt	4 VI	29 V	1 VI	28 V	4 VI	29 V	31 V	10.0
Biryuza	3 VI	28 V	1 VI	26 V	3 VI	28 V	30 V	11.4
Marafon	2 VI	23 V	30 V	26 V	1 VI	27 V	29 V	13.5
Kharkovskaya 92	3 VI	29 V	2 VI	29 V	3 VI	30 V	1 VI	7.7
Mironovskaya 808	6 VI	1 VI	4 VI	30 V	5 VI	30 V	2 VI	9.2
Skipetr	–	–	4 VI	1 VI	6 VI	31 V	3 VI	8.2
Saratovskaya 17	–	–	–	–	5 VI	30 V	2 VI	12.9
Novoershovskaya	–	–	–	–	3 VI	30 V	2 VI	12.9
Mean values in the experiment	5 VI	30 V	2 VI	30 V	4 VI	30 V	1 VI	9.4
From-to	2 VI-11 VI	23 V-2 VI	30 V-4 VI	26 V-4 VI	1 VI-6 VI	27 V-3 VI	23 V-11 VI	–
Number of days	10	11	6	10	6	8	8	–
Cv, %	6.2	11.9	4.9	8.6	3.9	6.0	6.9	–

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