Analysis of Economic-Biological Traits of Hull-Less Barley and Creation of Source Material for Resistance to Environmental Stress Factors

Table 1

Hydrothermal conditions of interphase periods of spring barley in 2017–2019.

Year	Parameters		Periods
			Seeding-shoots	Shoots-tillering	Tillering-booting	Booting-earing	Earing-maturation	Seeding-earning	Total for the growing season
2017	∑ rainfall, мм		2.9	8.0	0	0	11.1	10.9	22.0
	Temperature, °С	Average	8.9	14.5	24.9	23.6	26.3	17.3	20.2
		∑ effective temperatures	77.7	213.8	374.5	259.4	983.5	863.1	1846.6
	HTC, мм/degree celsius		0.37	0.37	0.03	0.04	0.11	0.13	0.12
2018	∑ rainfall, мм		3.0	18.7	5.6	32.4	7.0	59.7	66.7
	Temperature, °С	Average	14.6	17.9	22.3	19.8	28.2	18.8	22.1
		∑ effective temperatures	133.7	294.4	290.0	276.9	844.9	939.1	1759.8
	HTC, мм/degree celsius		0.22	0.64	0.19	1.17	0.08	0.64	0.38
2019	∑ rainfall, мм		12.0	20.5	42.6	10.5	2.0	85.6	87.6
	Temperature, °С	Average	12.5	17.8	21.8	19.6	28.7	17.9	20.1
		∑ effective temperatures	115.6	278.3	275.6	229.5	856.5	899.0	1725.5
	HTC, мм/degree celsius		1.04	0.74	1.55	0.46	0.02	0.95	0.51