Soybean / Soja
Open Access
Review

Table 2

Intraspecific variability in soybean cultivars for investigated morphological root traits.

Root traits (per plant) Cultivar range Mean Genotype or cultivar effect Water regime Water regime effect Other condition Plant stage, days after sowing (DAS) or days after germination (DAG) Growth environment/phenotyping method Cultivar or genotype number Maturity group Location Reference
Average root diameter (mm) 0.50–0.56 0.53 * Well-watered (volumetric soil water content 28%) * 10 DAS Growth chamber/minirhizotrons 10 From 000 to II France Dayoub et al. (2021)
0.49–0.61 0.55 * Water stress (volumetric soil water content 16.5%)
0.32–0.49 0.41 NS 42 DAS Greenhouse/mesocosms 49 From IV to VIII USA Fried et al. (2018)
0.43–0.49 0.46 NS Well-watered (volumetric soil water content 14%) NS 60 DAS (V3) Field/root excavation 3 NA South Africa Fenta et al. (2014)
0.40–0.54 0.47 ** Water stress from V3 (volumetric soil water content
0.66–0.90 0.78 NS Well-watered (soil moisture 80% at field capacity) ** Flowering Greenhouse/pots 6 From 00 to II Kenya Mwamlima et al. (2019)
0.52–0.62 0.57 NS Water stress (soil moisture 20% at field capacity) **
Root biomass (dry weight, g) 0.01–0.26 0.135 *** 6 DAG Growth chamber/germination paper 292 II and III USA Falk et al. (2020)
0.01–0.26 0.135 *** 9 DAG
0.01–0.26 0.135 *** 12 DAG
0.02–0.04 0.03 *** Well-watered (volumetric soil water content 28%) NS 10 DAS Growth chamber/minirhizotrons 10 From 000 to II France Dayoub et al. (2021)
0.02–0.03 0.025 *** Water stress (volumetric soil water content 16.5%)
0.36–0.52 0.44 * 23 DAS (V1) Greenhouse/rhizotubes/throughput 9 I France Maslard et al. (2021)
0.54–0.70 0.62 NS 40 DAS Greenhouse/mesocosms 10 From V to VIII USA Fried et al. (2019)
2.09–3.61 2.85 *** Well-watered (soil moisture 80% at field capacity) *** Flowering Greenhouse/pots 6 From 00 to II Kenya Mwamlima et al. (2019)
0.40–0.84 0.62 *** Water stress (soil moisture 20% at field capacity)
Root length density (cm cm-3) 0.06–0.16 0.11 *** Well-watered (volumetric soil water content 28%) NS 10 DAS Growth chamber/minirhizotrons 10 From 000 to II France Dayoub et al. (2021)
0.07–0.16 0.115 *** Water stress (volumetric soil water content 16.5%)
0.92–1.84 1.38 NS 21 DAS Field 2 NA Japan Matsuo et al. (2013)
0.59–1.30 0.945 NS 41 DAS (R1)
0.54–1.18 0.86 * 62 DAS (R4)
0.84–1.21 1.025 NS 85 DAS (R6)
0.03–0.19 0.11 * 21 DAS Lysimeter/minirhizotrons
0.07–0.24 0.155 * 40 DAS
0.01–0.22 0.115 * 61 DAS
1.48–1.52 1.5 * 21 DAS Pots
4.26–4.88 4.57 NS 42 DAS
8.30–8.68 8.49 NS 56 DAS
0.50–2.50 1.5 * Water stress R2 Semi field/pots/tubes 8 NA China Gao et al. (2020)
Root surface area (cm2) 0.0–27.5 13.75 *** 6 DAG Growth chamber/germination paper 292 USA Falk et al. (2020)
0.0–59.0 29.5 *** 9 DAG
0.0–122.7 61.35 *** 12 DAG
15.8–38.1 26.95 *** Well-watered (volumetric soil water content 28%) NS 10 DAS Growth chamber/minirhizotrons 10 From 000 to II France Dayoub et al. (2021)
20.0–37.2 28.6 *** Water stress (volumetric soil water content 16.5%)
59.0–271.0 165 *** 42 DAS Greenhouse/mesocosms 49 From IV to VIII USA Fried et al. (2018)
406.0–622.0 514 NS 40 DAS Greenhouse/mesocosms 10 From V to VIII USA Fried et al. (2019)
277.0–548.0 412.5 *** * R7 Field 10
6.5–8.3 7.4 NS Well-watered (volumetric soil water content 14%) 60 DAS (V3) Field/root excavation 3 NA South Africa Fenta et al. (2014)
4.7–15.4 10.05 ** Water stress from V3 (volumetric soil water content
Root tips number 86–204.3 145.2 *** Well-watered (volumetric soil water content 28%) 10 DAS Growth chamber/minirhizotrons 10 From 000 to II France Dayoub et al. (2021)
103.8–217.6 160.7 *** Water stress (volumetric soil water content 16.5%)
168.7–190.5 179.6 NS Well-watered (volumetric soil water content 14%) * 60 DAS (V3) Field/root excavation 3 NA South Africa Fenta et al. (2014)
177.8–377.8 277.8 * Water stress from V3 (volumetric soil water content
Root volume and primary root volume (cm3) 0.10–0.54 0.32 *** 6 DAG Growth chamber/germination paper 292 II and III USA Falk et al. (2020)
0.10–0.71 0.405 *** 9 DAG
1.14–1.20 1.17 *** 12 DAG
0.22–0.47 0.345 *** Well-watered (volumetric soil water content 28%) NS 10 DAS Growth chamber/minirhizotrons 10 From 000 to II France Dayoub et al. (2021)
0.27–0.46 0.365 *** Water stress (volumetric soil water content 16.5%)
0.45–3.52 1.985 * 42 DAS Greenhouse/mesocosms 49 From IV to VIII USA Fried et al. (2018)
4.56–7.79 6.175 * 40 DAS Greenhouse/mesocosms 10 From V to VIII USA Fried et al. (2019)
5.90–16.30 11.1 *** R7 Field 10
0.07–0.10 0.085 NS Well-watered (volumetric soil water content 14%) * 60 DAS (V3) Field/root excavation 3 NA South Africa Fenta et al. (2014)
0.05–0.16 0.105 ** Water stress from V3 (volumetric soil water content
Taproot length (cm) 0.2–38.2 19.2 *** 6 DAG Growth chamber/germination paper 292 II and III USA Falk et al. (2020)
1.7–54.4 28.05 *** 9 DAG
1.2–68.3 34.75 *** 12 DAG
18.0–30.5 24.25 * 12 DAS Greenhouse/plastic tubes 13 NA Vietnam Thu et al. (2014)
36.2–59.3 47.75 * 21 DAS (V3)
9.4–30.2 19.8 *** 12 DAS Growth chamber/cones 34 From III to VI USA Manavalan et al. (2010)
20.0–50.0 35 *** 21 DAS (V3) Growth chamber/tubes 8
50.0–70.0 60 *** 35 DAS
Total root length (cm) 0.2–227.2 113.7 *** 6 DAG Growth chamber/germination paper 292 II and III USA Falk et al. (2020)
2.8–566.5 284.65 *** 9 DAG
0.6–923.3 461.95 *** 12 DAG
93.9–247.6 170.75 *** Well-watered (volumetric soil water content 28%) NS 10 DAS Growth chamber/minirhizotrons 10 From 000 to II France Dayoub et al. (2021)
106.2–241.9 174.05 *** Water stress (volumetric soil water content 16.5%)
2942–4107 3524.5 NS 40 DAS Greenhouse/Mesocosms 10 From V to VIII USA Fried et al. (2019)
646–1949 1297.5 *** 42 DAS Greenhouse/mesocosms 49 From IV to VIII USA Fried et al. (2018)
51.5–56.9 54.2 NS Irrigated (volumetric soil water content 14%) * 60 DAS (V3) Field/root excavation 3 NA South Africa Fenta et al. (2014)
41.0–120.5 80.75 ** Not irrigated from V3 (volumetric soil water content
60.4–110.4 85.4 *** High phosphorus 100 DAS Field 8 China Zhao et al. (2004)
70.8–110.4 90.6 *** Low phosphorus China
132.8–416.6 274.7 *** High phosphorus Maturity Field 2 NA China Ao et al. (2010)
81.71–199.1 140.405 *** Low phosphorus
NS: non-significant, NA: not available.

Les statistiques affichées correspondent au cumul d'une part des vues des résumés de l'article et d'autre part des vues et téléchargements de l'article plein-texte (PDF, Full-HTML, ePub... selon les formats disponibles) sur la platefome Vision4Press.

Les statistiques sont disponibles avec un délai de 48 à 96 heures et sont mises à jour quotidiennement en semaine.

Le chargement des statistiques peut être long.