scholarly journals Effect of IBA concentration on the production of coratina olive plant

2017 ◽  
Vol 3 (11) ◽  
pp. 125
Author(s):  
Ayesha Ameen ◽  
Jalil Ahmad ◽  
Shahid Raza

The effect of different concentrations of indole butyric acid (IBA) at 4g/L and 0.12/31.2 ml hardwood and semi hardwood cuttings of coratina olive was observed. Cuttings were taken in the month of February from coratina plant and dipped for 10 seconds in the required IBA solutions. The highest survival percentage, shoot formation, number of roots formation was maximum in 4g/L treated hardwood cuttings. The maximum number of branches were observed in hardwood cuttings as compared to softwood cuttings. It was concluded that either type of olive cutting treated with IBA solution 4g/L showed best results to propagate coratina olive.

HortScience ◽  
2001 ◽  
Vol 36 (2) ◽  
pp. 348-350 ◽  
Author(s):  
S. Latha Kancherla ◽  
Prem L. Bhalla

Pandoreas, Australian natives of horticultural significance, were successfully propagated using tissue culture. A protocol for rapid in vitro multiplication of commercial cultivars was developed using nodal segments cultured on Murashige and Skoog medium containing either BA or kinetin. Maximum shoot induction and number of shoots per explant for P. pandorana (Andrews) Steenis and P. jasminoides (Lindley) Schumann were on 8.8 μm BA and 4.6 μm kinetin. Higher levels of cytokinin in the medium inhibited shoot formation. Tissue-cultured shoots were rooted with IBA. This study demonstrates that Pandoreas can be successfully micropropagated. Chemical names used: 6-benzylaminopurine (BA); 3-indole butyric acid (IBA).


2018 ◽  
pp. 82-86

This research work was design to investigate the influence of different treatments of Indole Butyric Acid (IBA) on the cuttings of avocado. Cuttings of avocado were transplanted from the sand beds to the plastic bags after a year with mixture of soil garden, farmyard manure, and silt of equal proportion. The study was conducted in green house at University of Poonch Rawalakot, during 2017. The experiment was allocated within three replications, and each replication contained 25 cuttings under a completely randomized design with four treatments control, 4000 ppm, 5000 ppm and 6000 ppm. There were different varieties of Fuerte , Cylone purple , Bunched fruit contained cuttings of each replication. Analysis of the data for parameters (Number of roots per plant, Root length, Number of leaves, Shoot length, Shoot diameter, Root diameter, and Survival percentage) was performed according to CRD (Statistic 8.1). The present results exhibited that Feurete avocado variety performed better at 6000 ppm concentration of IBA in terms of survival percentage, high root and shoot growth. Keywords: Avocado cuttings, varieties of Avocado, Level of IBA and Survival percentage


2019 ◽  
Vol 25 (3) ◽  
pp. 314-323
Author(s):  
Überson Boaretto Rossa ◽  
Paulo Roberto Winckler ◽  
Paulo Roberto Winckler Filho ◽  
Danielle Janaina Westphalen ◽  
Rozimeiry Gomes Bezerra Gaspar

Abstract Defining seedling production protocols for ornamental species through the use of plant regulators requires economic analysis that demonstrates the real financial returns of such activity to horticulturists. The objective was to evaluate the influence of using indole butyric acid regulator (IBA) on rooting of Euphorbia phosphorea (Mart) and Euphorbia enterophora (Drake) cuttings, as well as to analyze the economic viability of seedling production with the use of IBA. The cuttings were 10 cm long, and treated with IBA at concentrations of 0; 1,000; 3,000; and 5,000 mg L-1. The cuttings were place in vermiculite substrate and were irrigated daily inside a greenhouse. The experimental design was completely randomized, with 4 replications, containing 5 cuttings per experimental unit. Evaluations were performed 150 days after establishing the experiments. The Net Present Value (NPV) and the Internal Return Rate (IRR) were analyzed to determine the economic viability analysis of using IBA. For E. phosphorea there was no significant difference between treatments for cuttings survival, number of roots and length of roots. Callus formation was not observed at the base of the cuttings, and the highest survival percentage was observed in T3 (3,000 mg L-1) and T4 (5,000 mg L-1) treatments. Treatment T1 (control) presented a lower number of roots per cutting (12.8) and higher average length of the three largest roots (12.56 cm). The use of the IBA regulator increased the percentage of rooted cuttings and the number of roots per cutting, and the concentration of 3,000 mg L-1 was recommended for E. phosphorea. Regarding aspects of economic viability, using IBA at the commercial nursery level is recommended. For E. enterophora, IBA is not recommended because it is an easily rooted species (95%), therefore, denotes the economic unfeasibility of its use.


Agronomy ◽  
2021 ◽  
Vol 11 (3) ◽  
pp. 428
Author(s):  
Gerardo Zapata-Sifuentes ◽  
Pablo Preciado-Rangel ◽  
Reyna Roxana Guillén-Enríquez ◽  
Francisca Sánchez Bernal ◽  
Ramon Jaime Holguin-Peña ◽  
...  

The present investigation aimed to evaluate the effect of Chitosan-Indole Butyric Acid (IBA) in the seed of Salicornia bigelovii under field conditions in Sonora, Mexico. During two vegetative cycles (2018/2019–2019/2020), cuttings of S. bigelovii were treated with 100 and 50% Chitosan from shrimp exoskeletons and indole butyric acid at 0.937 and 1.25 g·kg−1 and placed in basins under conditions of the Sonora desert, Mexico. Variables were measured: seed production, physicochemical analysis and lipid profile of the seed. The results affected significant increases (p < 0.05) in the evaluated variables, highlighting the treatment based on Chitosan 100%—IBA 0.937 g·kg−1. The results based on chitosan and IBA in cuttings, are a biostimulant in the morpho-physiology, yield production, and lipid content of S. bigelovii. Large-scale studies as a production system should be considered in further studies.


2015 ◽  
Vol 60 (3) ◽  
pp. 263-275 ◽  
Author(s):  
Fardin Nasri ◽  
Arsalan Fadakar ◽  
Mahmood Saba ◽  
Bayzid Yousefi

Rosa damascena is very important for essential oil production, medicinal properties and it is also widely cultivated as a garden rose. The Rose species is mainly propagated by stem cutting. In the present study, the effect of different levels of 0, 500 and 1,000 mg l-1 (quick dip method for 20 s) of indole butyric acid (IBA) on the rooting of 12 wild genotypes (including: Kurdistan 1 to Kurdistan 12) of R. damascena was investigated. The results show that the rooting ability of R. damascena differs significantly between the twelve genotypes. The highest rooting (79.56%) and callus production (69.08%), number of roots (8.33), root fresh and dry weights (361.80 and 244.74 mg, respectively) were recorded in Kurdistan 5 genotype with 1,000 mg l-1 IBA. The maximum root length (5.84 cm) was observed in Kurdistan 5 genotype with 500 mg l-1 IBA that showed a significant difference compared to the control treatment (0.96 cm). The highest number of leaves per bud (7.33 at 500 mg l-1 IBA) and number of buds (5.00 at 1,000 mg l-1 IBA) were recorded in Kurdistan 1 genotype. The current study demonstrated that the different genotypes of R. damascena were in a difficult-toroot state, which suggests that cutting treatment with 1,000 mg l-1 IBA overcame the problem of the difficult-to-root state, and it can also enhance the rooting percentage in the studied genotypes.


2020 ◽  
Vol 7 (2) ◽  
pp. 83-87
Author(s):  
Ch. W. Patty

King grass is parenenial plant that grow slower then elephant grass.  The growth and development of the  plant breed effected by development of the clone so that some efforts must be taken  to stimulate germinative  development of king grass. The research purposed to know how for the level of IBA  consentration and immersion period of the slip of plant has an effect  toward the growth of germination of king grass. Complete randomizet design of factorial type 3 x 3 and Duncan’s multiple range test, were used in the experiment. The treatments  were used  in the eksperiment: K1 (100 ppm of concentration), K2 (200 ppm of concentration), K3 (300 ppm of concentration), W1 (one hours of immersion  period), W2 (two hours of immersion  period), W3 (Three hours of immersion  period). The result of this research  showed that amount the treatments gave significant effect to the percentation of buds, number of buds, height of plant, number of roots, length of root. Nevertheless, there  was an inccclination that the more  the height of consentration  level was given, the result would better than the research. It can be concluded that the level of IBA consentration and immersion period  had a positive effect influences which from the  average result obtained K3W3 gave the heighest percentation of buds appear, number of buds, height of plant and length of roots. While persentation  of buds to appear, number of buds, height of buds and the lowest roots length founded in K1W1.


2018 ◽  
Vol 12 (2) ◽  
pp. 491-499
Author(s):  
Aurea Portes Ferriani ◽  
Cícero Deschamps ◽  
Wanderlei Do Amaral ◽  
Luiz Everson da Silva

Native Piper species present significant repellent, antimicrobial, inseticidal, anti-tumor and anti-protozoal biological activities. Studies on new species can discover unpublished potentialities and vegetative propagation for the development of cultivation protocols and reduce the natural extraction. The objective of this study was to evaluate the rooting of P. arboreum, P. cernuum and P. diospyrifolium stem cuttings with different treatments containing doses of indole butyric acid (0, 500; 1,000; 1,500; 2,000 and 3,000 mg L-1). Branches were collected in the “Bom Jesus Biological Reserve”, Parana state, Brazil. The cuttings, with a length of 12 cm and average diameter of 6 mm, were placed in 53 cm3 plastic tubes with the commercial substrate Tropstrato HP® and intermittent misting. After 90 days, the survival, mortality, cuttings with new shoots, number and length of the three main roots were evaluated. The percentages of rooting reached an average of 67.5% for P. arboreum, 51.6% for P. cernuum and 50.4% for P. diospyrifolium. A positive effect in the treatments containing the plant regulator was observed for rooting development, percentage of cuttings with shoots and number of roots per propagule, but there were variations in the responses of each species. Leaf retention was an important factor for the adventitious rooting formation in all evaluated species.


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