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Effect of seed size on soil cover, yield, yield components and nitrogen uptake of two-row malting barley

Reinhard W. Neugschwandtner

Neugschwandtner, Reinhard W.

,

,

Johannes Kemetter

Kemetter, Johannes

,

Helmut Wagentristl

Wagentristl, Helmut

,

Ondřej Sedlář

Sedlář, Ondřej

and

Hans-Peter Kaul

Kaul, Hans-Peter

Oct 26, 2019

Effect of seed size on soil cover, yield, yield components and nitrogen uptake of two-row malting barley's Cover Image

Die Bodenkultur: Journal of Land Management, Food and Environment

Volume 70 (2019): Issue 2 (June 2019)

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Article Category: Research Article

Published Online: Oct 26, 2019

Page range: 89 - 98

Received: Mar 19, 2019

Accepted: Jul 22, 2019

DOI: https://doi.org/10.2478/boku-2019-0008

Keywords
Malting barley, germination, soil coverage, yield components, nitrogen

© 2019 Reinhard W. Neugschwandtner, Silvia Papst, Johannes Kemetter, Helmut Wagentristl, Ondřej Sedlář, Hans-Peter Kaul, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Soil coverage of malting barley as affected by (A) variety in 2012 and 2013 and (B) seed size in 2012. Error bars are LSD (p < 0.05).Abbildung 1. Bodenbedeckung von Braugerste, beeinflusst von (A) der Sorte in den Jahren 2012 und 2013 und (B) der Korngröße im Jahr 2012. Die Fehlerbalken zeigen die Grenzdifferenz (p < 0,05).

Interaction of seed size × variety on ear density, thousand kernel weight (TKW) and grain densityTabelle 3_ Wechselwirkungen von Korngröße × Sorte auf die Ährendichte, das Tausendkorngewicht (TKW) und die Korndichte

Seed size	Ear density				TKW¹		Grain density

		(m^-2)			(g)			(m^-2)
(mm)	Paula		Tatum	Paula		Tatum	Paula		Tatum
< 2.5	520		464	39.9		44.6	8244		7346
2.5–2.75	525		556	39.8		42.9	7704		8670
2.75–3.25	525		520	38.9		43.3	8321		8223
> 3.25	562		526	38.9		44.6	8768		7980

LSD_0.05		41			1.2			1030

Interaction of variety × year on the harvested seed size fractionsTabelle 4_ Wechselwirkungen von Korngröße × Sorte auf die Korngrößenkategorien im Erntegut

	< 2.2			2.2–2.8			> 2.8

	Paula		Tatum	Paula		Tatum	Paula		Tatum

					(%)
2012	4.2		4.7	87.3		66.3	8.4		28.8
2013	2.0		4.7	57.1		49.6	41.0		45.4

LSD_0.05		1.1			7.8			8.6

Nitrogen (N) concentration, N yield and N utilization efficiency (NUtE) of malting barley as affected by seed size, variety and yearTabelle 5_ Stickstoffgehalt, -ertrag und -ausnutzungseffizienz (NUtE) von Braugerste, beeinflusst von der Korngröße, der Sorte und dem Jahr

	N concentration			N yield			NHI¹	NUtE
	Grain		Residue	Grain	Residue	AGDM		Grain		AGDM

		(%)			(g m^-2)		(%)		(g g^-1)
Seed size
< 2.5	1.90		0.60	6.20	2.09	8.29	74.3	39.7		87.5
2.5–2.75	1.76		0.62	5.94	2.23	8.17	71.9	41.9		93.0
2.75–3.25	1.82		0.61	6.15	2.11	8.26	74.1	41.0		87.7
> 3.25	1.83		0.62	6.40	2.28	8.67	73.2	40.5		89.4
Variety
Paula	1.82		0.61	5.95	2.14	8.08^b	73.1	40.4		89.8
Tatum	1.83		0.61	6.40	2.22	8.62^a	73.7	41.2		89.0
Year
2012	1.75^b		0.62	5.28^b	2.60^a	7.88^b	66.6^b	38.8^b		92.9^a
2013	1.90^a		0.60	7.07^a	1.75^b	8.82^a	80.2^a	42.8^a		85.9^b
ANOVA GLM
Seed size
Variety						*
Year	**			***	***	***	***	***		*

Long-term average monthly temperature and precipitation (1983–2012) and deviations during the 2012 and 2013 growing seasonsTabelle 1_Langjährige monatliche Durchschnittstemperaturen und - niederschläge (1983-2012) und die Abweichungen in den Vegetationsperioden 2012 und 2013

	Temperature (°C)			Precipitation (mm)

	Mean	2012	2013	Mean	2012	2013

	(1983-2012)	(±)	(±)	(1983-2012)	(±)	(±)
March	5.9	2.8	-2.4	37.8	-21.8	-11.8
April	11.1	0.3	0.8	36.6	-10.4	-25.7
May	15.8	1.4	0.0	57.9	-31.1	29.6
June	18.7	2.2	0.1	72.7	-26.2	30.9
July	21.1	1.3	1.4	64.6	75.3	-52.9

Yield and yield components of malting barley as affected by seed size, variety and yearTabelle 2_ Ertrag und Ertragsstruktur von Braugerste, beeinflusst von der Korngröße, der Sorte und dem Jahr

	Plant length	AGDM¹	Grain yield	Residue	Harvest index	Ear density	Grains	TKW	Grain density	Single ear yield	Distribution of grain fractions (%)

	(cm)	(g m^-2)	(g m^-2)	(g m^-2)	(%)	(m^-2)	(ear^-1)	(g)	(m^-2)	(g)	<2.2 mm	2.2-2.8 mm	>2.8 mm
Seed size
<2.5	59.4^a	717	329	347	45.7	492^b	15.9	42.2^a	7795	0.671	3.8	62.4	33.5
2.5-2.75	56.9^b	744	340	359	45.4	540^a	15.1	41.4^b	8187	0.628	4.1	66.6	29.2
2.75-3.25	56.7^b	720	340	342	46.9	523^a	15.9	41.1^b	8272	0.654	3.9	66.0	30.0
>3.25	57.0^b	765	350	372	45.6	544^a	15.4	41.8^ab	8374	0.642	3.9	65.3	30.7
Variety
Paula	56.6^b	717 ^b	326^b	350	45.3	533	15.5	39.4^b	8259	0.613^b	4.5^a	76.8^a	18.6^b
Tatum	58.3^a	756 ^a	353^a	359	46.4	517	15.6	43.9^a	8055	0.684^a	3.4^b	53.3^b	43.2^a
Year
2012	54.3^b	725	306^b	419^a	41.9^b	528	14.4^b	40.4^b	7568^b	0.581^b	3.1^b	72.2^a	24.7^b
2013	60.7^a	748	373^a	291^b	49.9^a	522	16.8^a	42.8^a	8746^a	0.716^a	4.7^a	57.9^b	37.1^a
ANOVA GLM
Seed size	*					**		*
Variety	**	**	*					***		***	***	***	***
Year	***		***	***	***		***	***	***	***	***	***	***
S × V						*		*	*
V × Y	**										***	***	***
S × V × Y	*

Language:: English

Publication timeframe:: 4 times per year
Journal Subjects:: Life Sciences, Ecology, Life Sciences, other

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