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Growth analysis of winter wheat cultivars as affected by nitrogen fertilization / Wachstumsanalyse von Winterweizensorten in Abhängigkeit von Stickstoffdüngung Cover

Growth analysis of winter wheat cultivars as affected by nitrogen fertilization / Wachstumsanalyse von Winterweizensorten in Abhängigkeit von Stickstoffdüngung

Open Access
|Mar 2017

Figures & Tables

Effect of N treatment on the above-ground dry matter (g plant-1) of wheat cultivars (mean values for the years 2007-2009)

Error bars are LSD (p<0.05) separating means of different fertilization treatments.

Abbildung 1. Einfluss der N-Düngung auf die oberirdische Trockenmasse (g Pflanze-1) der Weizensorten (Mittelwerte für die Jahre 2007-2009)

Die Fehlerbalken zeigen Grenzdifferenzen (p<0,05), welche die Mittelwerte der Düngebehandlungen abgrenzen.

Effect of N treatment on the leaf area (cm2 plant-1) of wheat cultivars (mean values for the years 2007-2009)

Error bars are LSD (p<0.05) separating means of different fertilization treatments.

Abbildung 2. Einfluss der N-Düngung auf die Blattfläche (cm2 Pflanze-1) der Weizensorten (Mittelwerte für die Jahre 2007-2009)

Die Fehlerbalken zeigen Grenzdifferenzen (p<0,05), welche die Mittelwerte der Düngebehandlungen abgrenzen.

Effect of N treatment on the dynamics of the AGR, RGR, LAI, ALGR, NAR and LAR of Mv Palotás in 2008

Error bars are LSD (p<0.05) separating means of different fertilization treatments.

Abbildung 3. Einfluss der N-Düngung auf die Dynamik von AGR, RGR, LAI, ALGR, NAR und LAR der Sorte Mv Palotás in 2008

Die Fehlerbalken zeigen Grenzdifferenzen (p<0,05), welche die Mittelwerte der Düngebehandlungen abgrenzen.

Table 1

Effect of N fertilization on the mean values of the growth parameters and the maximum leaf area index (LAI) of wheat cultivars, using the functional method of growth analysis (2007-2009)

Tabelle 1. Einfluss der N-Düngung auf die Mittelwerte der Wachstumsparameter und den maximalen Blattflächenindex (LAI) der Weizensorten nach der funktionellen Methode der Wachstumsanalyse (2007-2009)

200720082009
N rateToborzóPalotásVerbunkosToborzóPalotásVerbunkosToborzóPalotásVerbunkos
AGRmean [g day−1 10−2]
N02.172.042.282.332.072.612.142.402.26
N802.502.632.642.983.253.523.823.873.29
N1602.792.952.843.283.403.634.604.423.92
N2402.882.983.013.493.523.834.093.993.76
LSD values
N rate (N)0.21***0.15***0.26***
Cultivar (C)0.14NSNS0.14***0.17***
N × C0.30*0.26***0.36*
ALGRmean [cm2 day−1]
N00.350.830.821.351.131.250.670.991.17
N801.151.511.351.691.912.281.501.861.76
N1601.571.851.442.341.902.482.322.361.84
N2401.492.021.652.321.862.782.502.082.61
LSD values
N rate (N)0.10***0.09***0.13***
Cultivar (C)0.10***0.08***0.08***
N × C0.18***0.15**0.17***
RGRmean [g g−1 day−110−2]
N02.342.732.722.943.153.242.452.872.54
N802.452.822.723.203.363.193.403.542.97
N1602.592.822.753.443.533.453.633.793.29
N2402.542.732.843.393.533.343.273.333.07
LSD values
N rate (N)0.13**0.11***0.34***
Cultivar (C)0.18***0.13NSNS0.30NSNS
N × C0.31*0.22***0.58**
NARmean [g m−2 day−1]
N02.172.312.131.922.812.643.843.833.50
N802.222.392.351.932.981.984.563.913.03
N1602.062.432.292.243.302.204.063.813.14
N2402.162.182.572.173.132.113.233.533.06
LSD values
N rate (N)0.18***0.15***"0.23***
Cultivar (C)0.11***0.16**0.23**
N × C0.24***0.30***0.42NSNS
LARmean[cm2 g −1]
N075.284.888.1107.782.893.074.475.264.1
N8084.590.888.6113.285.0113.281.679.685.8
Nl6095.291.692.9112.880.6115.388.088.997.1
N24090.598.789.1113.482.7117.185.883.887.3
LSD values
N rate (N)2.4***3.0**6.0***
Cultivar (C)2.6NSNS1.5***5.5*
N × C4.7***3.7***10.4NSNS
CGRmean [g m day−1]
N010.39.310.912.510.113.09.88.49.6
N8014.812.614.415.316.116.817.316.115.2
Nl6017.215.415.317.216.318.320.118.116.9
N24016.614.714.916.317.018.215.817.915.6
LSD values
N rate (N)1.2***0.9***0.9***"
Cultivar (C)1.0***0.6***0.8***
N × C1.9**1.3***1.5*
LAImax [m2 m−2]
N02.953.854.435.774.535.133.712.633.43
N807.496.797.066.887.649.394.764.955.59
Nl6010.498.677.509.707.5110.566.596.385.74
N2409.589.237.648.517.3810.937.135.266.88
LSD values
N rate (N)0.37***0.34***0.25***
Cultivar (C)0.60**0.23***0.30*
N × C1.03***0.48***0.53**

*** p<0.001

*** p<0.001

*** p<0.001

NS NS=non-significant;

*** p<0.001

*** p<0.001

* p<0.05

*** p<0.001

* p<0.05

† ALGR values are for the leaf area increasing period

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

** p<0.01

*** p<0.001

** p<0.01

*** p<0.001

*** p<0.001

*** p<0.001

NS NS=non-significant;

NS NS=non-significant;

* p<0.05

*** p<0.001

** p<0.01

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

** p<0.01

** p<0.01

*** p<0.001

*** p<0.001

NS NS=non-significant;

*** p<0.001

** p<0.01

*** p<0.001

NS NS=non-significant;

*** p<0.001

* p<0.05

*** p<0.001

*** p<0.001

NS NS=non-significant;

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

** p<0.01

*** p<0.001

* p<0.05

*** p<0.001

*** p<0.001

*** p<0.001

** p<0.01

*** p<0.001

* p<0.05

*** p<0.001

*** p<0.001

** p<0.01

Table 2

Effect of N fertilizer treatments on the biomass duration (BMD) and the leaf area duration (LADLAI, LADflag-ieaf) of wheat cultivars, using the classical method of growth analysis (2007-2009)

Tabelle 2. Einfluss der N-Düngung auf die Biomassedauer (BMD) und die Blattflächendauer (LADLAI, LADflagdeaf) der Weizensorten nach der klassischen Methode der Wachstumsanalyse (2007-2009)

200720082009
N rateToborzóPalotásVerbunkosToborzóPalotásVerbunkosToborzóPalotásVerbunkos
BMD (g day)
N0200178194149132156133131129
N80249221229181199200186182171
N160273250249201205208213197187
N240288256264217213219209195187
LSD values
N rate (N)6***4***4***
Cultivar (C)3***2***3***
N × C8**5***6***
LADLAI (day)
N0193243287325235265265191229
N80472408436376386450310288365
N160639520475488383502366349378
N240606554465437389511352328388
LSD values
N rate (N)18***8***11***
Cultivar (C)12***7***6***
N × C25***13***14***
LADflag_leaf (cm2 day)
N0533487488499437559368349412
N80574568549627685678477568553
N160667572623907825858483654675
N240650624637806826925602611777
LSD values
N rate (N)18***30***27***
Cultivar (C)19***21***38***
N × C35NSNS43***66**

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

** p<0.01

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

*** p<0.001

NS NS=non-significant

*** p<0.001

** p<0.01

Table 3

Variables significantly influencing yield per plant (g plant−1) alone or in combination, based on the stepwise method of multiple regression analysis (n = 36)

Tabelle 3. Variablen, die den Ertrag der Einzelpflanzen (g Pflanze−1) signifikant beeinflussen, allein oder in Kombinationen, nach der schrittweisen Methode der Mehrfach-Regressionsanalyse (n = 36)

No. of variablesVariableR2R2CpAIC
1GN spike−193.693.4161197
1RGRmean70.870.0848884
1AGRmean63.462.310721108
1ALGRmean58.557.312191255
1LADflag_leaf30.928.820542090
2GN spike−1 TKW98.298.124.560.5
2GN spike−1 RGRmean94.694.2134170
2GN spike−1 AGRmean94.393.9143179
3GN spike−1 TKW RGRmean98.798.611.047.0
3GN spike−1 LARmean NARmean95.595.i107143
4GN spike−1 TKW RGRmean LADflag_leaf98.998.78.444.4
4GN spike−1 TKW ALGRmean LADflag_leaf98.798.514.750.7
4GN spike−1 TKW LARmean NARmean98.598.418.154.1

R2: multiple correlation coefficient, R2 : adjusted R2, Cp: Cp criterion, AIC: Akaike’s information criterion

† GN, grain number

‡ TKW, thousand kernel weight

Table 4

Variables significantly influencing crop yield (t ha−1) alone or in combination, based on the stepwise method of multiple regression analysis (n = 36)

Tabelle 4. Variablen, die den Ertrag des Pflanzenstandes (t ha−1) signifikant beeinflussen, allein oder in Kombinationen, nach der schrittweisen Methode der Mehrfach-Regressionsanalyse (n = 36)

No. of variablesVariableR2R2CpAIC
1GN m−271.470.516.552.5
1CGRmean54.353.045.381
1LAImax32.430.482118
1HI25.323.194130
1TKW19.417104140
1LADLAI17.815.4107143
2GN m−2 LADLAI80.679.42.938.9
2GN m−2 LAImax78.377.06.842.8
2GN m−2 CGRmean76.975.59.145.1
2GN m−2 BMD76.374.810.246.2
2GN m−2 HI74.673.112.948.9
3GN m−2LAImax HI81.780.02.938.9

R2: multiple correlation coefficient, R2 : adjusted R2, Cp: Cp criterion, AIC: Akaike’s information criterion

† GN, grain number

‡ TKW, thousand kernel weight

DOI: https://doi.org/10.1515/boku-2017-0005 | Journal eISSN: 2719-5430 (formerly 0006-5471) | Journal ISSN: 0006-5471
Language: English, German
Page range: 57 - 70
Submitted on: Jan 13, 2017
Accepted on: Mar 21, 2017
Published on: Mar 31, 2017
Published by: Universität für Bodenkultur Wien
In partnership with: Paradigm Publishing Services
Publication frequency: Volume open

© 2017 Eszter Sugár, Zoltán Berzsenyi, Péter Bónis, Tamás Árendás, published by Universität für Bodenkultur Wien
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.