Propagation of Citrus by Stem Cuttings and Seasonal Variation in Rooting Capacity

2001 ◽  
Vol 4 (11) ◽  
pp. 1294-1298 ◽  
Author(s):  
Ram Chandra Bhusal . ◽  
Fusao Mizutani . ◽  
Doo-Gyung Moon . ◽  
Kipkoriony Laban Rut .
New Forests ◽  
2018 ◽  
Vol 50 (3) ◽  
pp. 505-517 ◽  
Author(s):  
Tsobeng Alain ◽  
Asaah Ebenezar ◽  
Leakey Roger ◽  
Tchoundjeu Zacharie ◽  
Patrick Van Damme ◽  
...  

2021 ◽  
pp. 381-388
Author(s):  
G. Vlachou ◽  
A.N. Martini ◽  
A. Akoumianaki-Ioannidou ◽  
M. Papafotiou

2006 ◽  
Vol 30 (4) ◽  
pp. 172-181 ◽  
Author(s):  
Christopher L. Rosier ◽  
John Frampton ◽  
Barry Goldfarb ◽  
Frank A. Blazich ◽  
Farrell C. Wise

Abstract Two experiments were conducted to develop a protocol for rooting stem cuttings from 5-year-old Virginia pine (Pinus virginiana Mill.). The first experiment tested the effects of stumping treatment (none and ¼, ½, and ¾ original height remaining), auxin type[indole-3-butyric acid or 1-napthalene acetic acid (NAA)], and auxin concentration (0, 2, 4, 6, 8, or 12 mM) on adventitious root formation. Stumping refers to the process of cutting back the stem combined with partial crown removal. The second experiment quantified the effects of crown position on the rooting of stem cuttings from stumped and nonstumped trees. Rooting percentage increased and percentage of mortality decreased as the severity of the stumping treatment increased. Auxin concentration significantly affected every rooting trait except root angle. Overall,cuttings from trees stumped to ¼ original height and treated with 4 mM NAA rooted in higher percentages (74%) and produced more primary roots (5.5) with greater total root lengths (601 mm) than the other treatments. The original crown position, particularly height, significantly affected rooting percentage. Primary needle length significantly increased as the severity of the stumping treatment increased and was positively correlated with rooting capacity. South. J. Appl. For. 30(4):182–187.


2020 ◽  
pp. 1-19
Author(s):  
Stefania Nin ◽  
William Antonio Petrucci ◽  
Adelaide Turchi ◽  
Edgardo Giordani

BACKGROUND: There is no mention in the literature of vegetative propagation of Vaccinium myrtillus. OBJECTIVE: The aim of the study was to evaluate the rooting potential of bilberry rhizome and stem cuttings. METHODS: Rhizome and stem cuttings collected in early Autumn were dipped in different IBA solutions (0 – 2000 – 4000 mgL–1) and rooted in non-sterilized V. myrtillus soil and expanded perlite under controlled growth chamber environment or under mist with basal heating in a greenhouse for 12 weeks. RESULTS: Rhizome cuttings showed high rooting potential in plant growth regulator (PGR) free substrates. Conversely, stem cuttings took advantage from IBA treatments; this positive effect on rooting percentage was synergistically increased when rooted in agriperlite. A higher rooting capacity was achieved when rhizome and stem cuttings were placed in agriperlite, however number of developed roots and shoots were much higher when V. myrtillus turf was used as substrate. Mist and bottom heating did not improve rooting significantly. CONCLUSIONS: V. myrtillus can be successfully propagated both by rhizome and stem cuttings. With an overall rooting success of 56–68% and with a reasonably good growth rate, production of planting material from stem cuttings of V. myrtillus offers opportunities for a cheaper, practically feasible and technically less demanding alternative means of propagation.


2006 ◽  
Vol 49 (1) ◽  
pp. 29-36 ◽  
Author(s):  
Gustavo Habermann ◽  
Rita de Cássia Félix Alvarez ◽  
Júnior Cesar Modesto ◽  
Andréa Maria Teixeira Fortes ◽  
João Domingos Rodrigues ◽  
...  

Citrus variegated chlorosis (CVC) is a disease caused by Xylella fastidiosa. Using different concentrations of plant regulators, such as auxins (indole-3-butyric acid) and gibberellic acid biosynthesis-inhibitor (paclobutrazol), physiological rooting capacity of healthy and CVC-affected stem cuttings were evaluated in order to investigate the importance of plant hormone imbalance and xylem occlusion in plants with CVC. The percentages of dead, alive and rooted cuttings, cuttings with callus and mean number of roots per cuttings did not show statistical differences in response to the distinct concentrations of synthetic plant regulators. There were differences only between healthy and CVC-affected cuttings. This showed the importance of xylem occlusion and diffusive disturbances in diseased plants, in relation to root initiation capacity and hormonal translocation in the plant tissue.


1981 ◽  
Vol 11 (2) ◽  
pp. 317-324 ◽  
Author(s):  
L. E. Hinesley ◽  
F. A. Blazich

Postseverance treatments of wounding, auxin, disbudding, bottom heat, and chilling were examined for their effects on rooting stem cuttings (tips of primary axes) of young Fraser fir (Abiesfraseri (Pursh) Poir.) stock plants. Applied auxin consistently increased rooting percentages and the number and length of roots. Wounding alone did not affect the rooting response, but was beneficial in combination with applied auxin. Certain wounding treatments were better than others. Roots rarely emerged from wound margins and were usually observed at the base of cuttings. Bottom heat enhanced rooting, particularly in combination with wounding + auxin. Removal of lateral buds had a negligible effect on rooting. Following 4 and 8 weeks of artificial chilling, cuttings initially taken in early November rooted well if treated with wounding + indolebutyric acid. However, terminal budbreak was more complete following an 8-week chill. Cuttings taken in late January rooted well without additional chilling. Less chilling was required for rooting than for budbreak.


2020 ◽  
Vol 12 (3) ◽  
pp. 260-263
Author(s):  
A. Saeed ◽  
T. Amin

Abstract. The research was conducted in 2018 in order to investigate the effect of location, tree gender and indole butyric acid (IBA) 4000ppm on rooting of semi-hardwood stem cuttings. Two locations (Al-Samrah and Al-Nabaeen) in Latakia province, Syria, different in latitude and above sea level (500 m and 827 m, respectively) were studied. The results showed significant effect (p<0.05) of the location and tree gender on rooting capacity. No rooting was observed in control (without IBA treatment). Location also affected the number of roots/cuttings. No effect of location or tree gender on root length and diameter was established. The highest rooting rates (%) were for cuttings taken from female trees from Al-Samrah location when treated with IBA 4000 ppm (82.2%).


1974 ◽  
Vol 4 (4) ◽  
pp. 565-567 ◽  
Author(s):  
George A. Schier

Large clonal differences in sucker production from root cuttings and in rooting of greenwood stem cuttings taken from root suckers were found among nine Wyoming trembling aspen (Populustremuloides Michx.) clones. There appeared to be no correlation between the suckering and rooting capacity of a clone. Formation of callus at the cut ends of sucker cuttings hindered rooting.


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