Table 1.
Agronomic response of the best performing grafting combinations in fruiting vegetable crops grown under full and deficit irrigation regimes.
| Scion cultivar | Rootstock cultivar | Treatment factors1 |
Growing conditions | Agronomic response |
Reference | |||
|---|---|---|---|---|---|---|---|---|
| Grafting combination2 | Irrigation regime | Growth and yield | Fruit quality | Water use efficiency | ||||
| Cucumber (Cucumis sativus L.) cv. Jinyan No. 4 (C) | Luffa (Luffa cylindrica (L) Roem.) cv. Xiangfei No. 236 (L) | Four grating combinations (C/C, C/L, L/C, and L/L) | Two irrigation regimes (well-watered to 50% substrate water content and drought induced by withholding irrigation) | Short term experiment (9 days) in pots filled with a 3:1 peat:vermiculite mixture under controlled environment (growth chamber) | Higher shoot dry weight and leaf area in C/L than in C/C under drought conditions | Higher instantaneous water use efficiency in C/L than in C/C under drought conditions | Liu et al., 2016 | |
| Pepper (Capsicum annum L.) cv. Verset (V) | Pepper (C. annum L.) cv. Atlante (A), C40 (C), Serrano (S), Tresor (T), NuMex Conquistador (N), Chili pepper (C. chinense Jacq.) accessions PI-152225 (P), and ECU-973 (E), C. baccatum var. pendulum accession BOL-58 (B) | Nine grafting combinations (ungrafted V, V/A, V/C, V/S, V/T, V/N, V/P, V/E, and V/B) | Two irrigation regimes (100%, and 50% of ETc) | Long term experiment (160 days) in a loam soil under greenhouse conditions | Higher fruit yield in V/A, V/P, and V/E than ungrafted control under water stress | Penella et al., 2014a | ||
| Pepper (C. annum L.) cv. Herminio (H) | Pepper (C. annum L.) cv. Atlante (A), Creonte (C), and Terrano (T) | Four grafting combinations (ungrafted H, H/A, H/C, and H/T) | Two irrigation regimes (100%, and 50% of ETc) | Long term experiment (224 days) in a clay loam soil under greenhouse conditions | Higher fruit yield in H/C, H/A, and H/T than ungrafted control across all irrigation regimes | Lower the antioxidant capacity in H/C and H/A, vitamin C in H/C, and total phenolic content in H/A, H/C, and H/T than ungrafted control across all irrigation regimes | Higher yield water use efficiency in H/A, H/C, and H/T than ungrafted control across all irrigation regimes | López-Marín et al., 2017 |
| Tomato (Solanum lycopersium L.) cv. Faridah (F) | Interspecific tomato hybrid (S. lycopersicum L. x S. pimpinellifolium L.) cv. Unifort (U) | Two grafting combinations (ungrafted F, and F/U) | Four irrigation regimes (100, 80, 60, and 40% ETc) | Long term experiment (210 days) in a sandy soil under greenhouse conditions | Higher leaf area and fruit yield in F/U than ungrafted control across all irrigation regimes | Higher yield water use efficiency in F/U than ungrafted control across all irrigation regimes | Ibrahim et al., 2014 | |
| Tomato (S. lycopersicum L.) cv. Josefina (J) | Tomato (S. lycopersicum L.) cv. Zarina (Z) | Six grafting combinations (ungrafted J, ungrafted Z, J/Z, Z/J, Z/Z and J/J) | Two irrigation regimes (100%, and 50% field capacity) | Long term experiment (65 days) in pots filled with a 1:1 perlite: vermiculite mixture under controlled environment (growth chamber) | Higher fruit number and yield in J/Z than in the other grafting combinations under water stress | Higher total phenols, flavonoids, anthocyanins, lycopene, β-carotene, antioxidant activity, sugars and organic acids, sweetness index and sugars: acids ratio, Ca, K and Mg in J/Z than in the other grafting combinations under water stress | Sánchez-Rodríguez et al., 2012a,b | |
| Tomato recurrent parent line (LA4024) (R) | Tomato introgression line LA3957 (S. habrochaites S. Knapp and D. M. Spooner line LA1777 introgressed into the genetic background of S. lycopersicum L. cv. E-6203 (LA4024)) (L) | Two grafting combinations (R/R, and R/L) | Two irrigation regimes (well-watered and drought induced by withholding irrigation) | Short term experiment (34 days) in pots under greenhouse conditions | Higher total plant dry matter and leaf area in R/L than other grafting combinations across all irrigation regimes | Poudyala et al., 2015 | ||
| Tomato (S. lycopersicum L.) cv. BHN 602 (B) | Tomato (unknown tomato species) cv. Jjak Kkung (J) and cv. Cheong (C) | Three grafting combinations (ungrafted B, B/J, and B/C) | Two irrigation regimes (well-watered and drought induced by withholding irrigation) | Short term experiment (32 days) in pots filled with a commercial peat based substrate under greenhouse conditions | Reduction of leaf dry weight and leaf area with the increase of water stress in all grafting combinations except for B/J where no significant changes in leaf dry weight and leaf area were recorded | Nilsen et al., 2014 | ||
| Watermelon (Citrullus lanatus (Thunb.) Matsum. and Nakai) cv. Ingrid (I) | Interspecific Cucurbita hybrid (Cucurbita maxima Duch. × C. moschata Duch.) cv. PS1313 (P) | Two grafting combinations (ungrafted I, and I/P) | Three irrigation regimes (100%, 75%, and 50% ETc) | Long term experiment (73 days) in a sandy loam soil under open field conditions | Higher above ground dry biomass and fruit yield in I/P than ungrafted control across all irrigation regimes | Higher lycopene, vitamin C, titratable acidity, and content of K and Mg in I/P than ungrafted control across all irrigation regimes | Higher yield water use efficiency in I/P than ungrafted control across all irrigation regimes | Proietti et al., 2008; Rouphael et al., 2008 |
1Factorial designs with two-treatment factors (grafting combination and irrigation regime) were used in the cited experiments. 2First and second letter indicate the scion and rootstock, respectivetly.