effect of naa on plant growth

significant effect of growth regulators on growth parameters at T 2 (GA 3 @ 50 ppm at 40 DAS) where maximum plant height (107.97cm) was recorded, followed by T 5 (NAA @ 50 ppm at 40 DAS) plant height (104.31cm). The treatment of foliar spray of NAA (25 and 50 ppm) and GA3 (150 and 250 ppm) was given at thirty and forty days after transplanting. (2004) [22] for optimum embryogenesis. Among the three soaking durations, 20 minutes (min) of 200 mg/l NAA resulted in higher percentages of rooting, larger numbers of adventitious roots and heavier root dry weight per cutting. Interaction effect of types of cutting and plant growth regulators showed significant effect, where maximum number of roots per cutting (19.35) observed in the terminal cuttings treated with IBA 500 ppm + NAA 250 ppm (C 3 … GA at 400 ppm and CCC at 600 ppm recorded the highest flower yield per plant (127.71 g) and number of flowers per plant (78.83), respectively. Keitt was studied by Osama et al., (2015). plants) was established by Das and Rout (2002) [11] in the presence of benzyl amino purine (BAP), IAA, α-naphthalene acetic acid (NAA), kinetin (Kn) and gibberellic acid (GA3) fortified media at various stages and effect of acetylsalicylic acid and ammonium Komariah et al. GA 3 significantly increases growth characters, yield and also improved quality of tomato whereas NAA application Among the growth regulators GA 3 and NAA exhibited beneficial effect in several crops including cauliflower. NAA can increase fruit setting ratio, prevent fruit dropping, promote flower sex ratio. This study was carried out to assess the effect of 1-naphthaleneacetic acid (NAA) on adventitious rooting inA. NAA/BAP ≈ 1), callus growth was enhanced. Effect of IAA on cell division and elongation of cells might have resulted in the increased plant height. ABSTRACT: In order to evaluation the effects on growth and yield of tomato plants in a soil sample, tested in a completely randomized design with three replications. Plant Tiss. Andrographis paniculata is one of the most important therapeutical herbs, widely used in traditional medical systems for the treatment of diverse diseases for thousands of years. Various concentrations (0.05-0.5mgL-1) of NAA were added to the MS medium, 1/2-strength and 1/4-strength MS medium to … The effect of plant growth regulator (NAA) on the yield potential of coarse rice was evaluated during rice growing season of 2004 and 2005 at the Postgraduate Agriculture Research Farm, Gomal University, Dera Ismail Khan, Pakistan. Raoofi et al. Urea levels at zero, 50, 100, 150 and 200 mg per kg of soil was used. In cauliflower, boron deficiency has been reported in many parts of the country very frequently causing browning and hollow stem and ultimately resulting in lower yield having inferior quality. Different roles and effects of plant hormones, also known as growth regulators, was investigated by examining the induction of root and shoot organogenesis in vitro. Use and regulation. It produces significant effect on the development of pointed ends for the root system. Combined effect of GA3 and NAA produced the maximum plant succession percentage (100), plant height (71.33 cm), number of leaves plant-1(36.89) and plant diameter at 67 DAT from the treatment G2N2 that means at treatment T5. Effect of different sources of nutrient and hormones on growth and yield of tomato ... NAA (30 ppm) and H 2: GA 3 ... Plant growth regulators play an important role in flowering, fruit setting, and ripening and physiochemical changes in plants. week after the spray was given to the plants. Traditionally, plant hormones and synthetic plant growth regulators are used as valuable research tools to elucidate physiological responses of plants or to probe biochemical control mechanisms. Tsiakaras et al. ppm + NAA 250 ppm treated cuttings resulted in maximum number of roots (12.87) (T 6). Effect of foliar spray of plant growth regulators viz., gibberellic acid (GA3) and 1-Naphthaleneacetic acid (NAA) on yield and quality parameters on three China aster cultivars viz., Kamini, Poornima and Violet Cushion was investigated. Increasing NAA from 0.1 to 1.0 mg/L at 0.5 mg/L IBA showed a significant increase from 0.50 ± 0.97 to 1.20 ± 1.16 in mean number of roots per shoot and from 0.13 ± 0.21 cm to 0.43 ± 0.40 cm mean root length. treated with 50 or 100 mg IBA per litre or the mixture of IBA+NAA was detrimental to 150 mg per litre reached 83 to 90 per cent the rooting of grape vine cuttings. This plant growth retardant has effects on the partition of photoassimilates, on the water status of the cuttings, and has been described as a promoter of adventitious roots in … Investigations were carried out at Central Dry Zone of Karnataka to study the beneficial effects of plant growth regulators in 'Bhagwa' pomegranate. It plays an important role in flowering, fruit setting, ripening and physiochemical changes during storage of tomato. (2014) suggested that naphthalene acetic acid can be used for enhancement of growth and yield of cereals. EFFECT OF SADH, NAA AND GA3 ON GROWTH, YIELD AND QUALITY OF SAPOTA [Manilkara achras (Mill.) (2014) examined the effect of GA These chemicals had no adverse effect on the growth and flowering of French marigold. Additionally, several other naturraly occurring indole derivatives are reported to express auxin activity, including indole-3- ethanol, indole-3-acetaldehyde, and indole-3-acetonitrile. Tas-e-Ganeshand Kismis chorny In majority of fruit plants fruit drop is controlled by spraying of NAA in different fruit crops in different concentration. In most of the plants, the formation of roots can be promoted by auxins while cytokinins promote the shoots formation in vitro. The increased fruit drop and decreased percentage of fruit set, delay in flowering are the major issues lead to low productivity in paprika. Effect of plant growth regulator treatments on the survival and vegetative growth of grape cuttings cv. Effect of NAA on fruit set and fruit retention percentage of mango cv. The effect of NAA on somaclonal variations in PLBs of this study was relatively low. had highest significant increase in grain yield followed by T2 (GA3 45 g), T1 (GA3 30 g), T5 (NAA 200 g), T3 (NAA 100 g), T27 (Urea 2 g + C.C.) Cult. The effect of exogenously applied natural [indole-3-acetic acid (IAA), phenylacetic acid (PAA), indole-3-butyric acid (IBA)] and synthetic [1-naphthaleneacetic acid (NAA)] auxins on the growth and metabolism of green microalga Chlorella vulgaris was examined. Auxins especially NAA had positive effect on plant growth, early flowering, yield and quality attributes. Effect of foliar spray of plant growth regulators viz., Gibberellic acid (GA3) and Naphthalene Acetic Acid (NAA) on vegetative, flowering, quality and yield parameters of three carnation varieties under naturally ventilated poly house in Allahabad agroclimatic condition was investigated. Apparently the effect of plant growth regulators on somaclonal variations in plant tissue cultures could be species-specific. Prevention or promotion of stem elongation. Distortion and killing of organs. Exogenous auxins acted in a concentration-dependent manner on algal growth. Color enhancement of fruit. In general, when ever NAA and BAP were in balance (i.e. NAA has been shown to greatly increase cellulose fiber formation in plants. Hormones are produced naturally by plants, while plant growth regulators are applied to plants by humans. The research was carried out … Role of NAA on growth of tomato NAA is commonly used in horticulture crops. and T24 (GA3 45 g + K2PO4 2 g). mg) (Davies and Hobes, 1981). Overall this study has shown that the plant growth regulators at different concentrations (60 ppm GA3, 12 ppm NAA and 15 ppm CPPU) applied using the swabbing technique greatly improved fruit growth and quality, when applied a week The plants were harvested 85-90 days after sowing in the first week of May, 2006. Result showed that 50 ... Effect of plant growth regulators on percent fruit drop per panicle at different stages of fruit growth in Dashehri mango was studied by Ahmed et … Effects of different plant growth regulators on root formation The plant growth regulator NAA was used to promote root formation. Plant hormones and growth regulators are chemicals that affect: Flowering. Concentrations of NAA (Naphthalene acetic acid) and BAP (6-Benzyl Amino Purine) individually as well as in combination had different effects on different stages of tissue culture. Table 1. Factors examined included: Number of … The foregoing auxins are plant growth regulators widely used in agriculture to control the quality of the crop. Gibberelic acid (GA KALIPATTI @inproceedings{Garhwal2015EFFECTOS, title={EFFECT OF SADH, NAA AND GA3 ON GROWTH, YIELD AND … It is applied after blossom fertilization. Hormonal Concentrations Used . paniculata shoot cuttings. & Biotechnol. Licensed Under Creative Commons Attribution CC BY Increase in plant height with the application of NAA was also reported by Lakshmamma and Subba Rao (1996) in wheat which is consistent with the results of our present study. The effect of NAA on plant growth is greatly dependent on the time of admission and concentration. The combined effect of NAA and IBA on root induction confirmed a medium effect than the effect rendered by each hormone. Environmental factors that affect plant growth include light, temperature, water, humidity, and nutrition. Aging. Prevention of leafing, leaf fall or both. The exogenous application of various plant growth hormones significantly increases seed yield with a range of 14.85 g to 23.54 g. Treatment T26 (GA3 45g + C.C.) Forsberg] CV. CCC and GA application gave quite beneficial effects on these parameters. NAA is a synthetic plant hormone in the auxin family and is an ingredient in many commercial plant rooting horticultural products; it is a rooting agent and used for the vegetative propagation of plants from stem and leaf cuttings. Corpus ID: 99058208. 2005;15(2):121-126. It is also used for plant tissue culture.. Similar result was reported by Rani et al., (2013), Root growth. This paper concerns the studies towards membrane-damage effect of two auxins: indole-3-acetic acid - IAA and 1-naphthaleneacetic acid - NAA on plant (Arabidopsis thaliana) and animal (rat liver) model membranes. Petkova S, Popova N, Angelova Y, Stefanov B, Iliev L, Popov M. Inhibitory effect of some plant growth regulators and chlorosulfuron on growth, protein composition and proteolytic activity of maize seedlings. 15 ppm (15 mg/l) CPPU showed the best effects on the fruit size and biochemical quality of the wax apple. The higher concentrations of NAA inhibit growth and exert toxic effects on the plants so, optimum concentrations are required for find out to beneficial effects of NAA. Natural and Synthetic Auxin: The main auxin in plants is indole-3-acetic acid (IAA Fig. Micropropagation of Aloe barbadensis Mill. 20-2). through in vitro culture of shoot tip explants. Application of GA3 also had significant effect on … The research on the effect of plant growth regulators on algae lags far behind work with other terrestrial plants. Plant growth substances are essential for growth and development of tomato plant. The cuttings were treated with six concentrations of NAA (0.5, 1.0, 1.5, 2.0, 2.5, and 3.0 mM) by applying soaking method and cuttings without hormone (soaking in distilled water) were considered as … In some algal species, auxin stimu- Results showed that NAA had positive effect on rooting at the concentration of 200 mg/l compared to other concentrations at 30 days after planting (DAP). This is consistent with the effect of NAA on leaf colour variants of … Minimum plant height was recorded on T 9 (control treatment). It is important to understand how these factors affect plant growth and development. With a basic understanding of these factors, you may be able to manipulate plants to meet your needs, whether for increased leaf, flower, or fruit production. ADVERTISEMENTS: In this article we will discuss about Indole-3-Acetic Acid (IAA) and Auxin in Plants. The following concentrations of auxin (NAA) and cytokinin (BAP) were prepared and applied as foliar application to observe their effect on growth and yield in Spinach. Ppm + NAA 250 ppm treated cuttings resulted in maximum number of roots 12.87... And decreased percentage of fruit set and fruit retention percentage of fruit set, delay in flowering are the issues! Promoted by auxins while cytokinins promote the shoots formation in plants had adverse... 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Is commonly used effect of naa on plant growth agriculture to control the quality of SAPOTA [ Manilkara achras (.... It is important to understand how these factors affect plant growth, early flowering, setting. To control the quality of SAPOTA [ Manilkara achras ( Mill. horticulture crops to assess the of! These factors affect plant growth, yield and quality attributes, 1981 ) widely used in horticulture crops included. And yield of cereals in different concentration early flowering, yield and quality of plants! Raoofi et al NAA has been shown to greatly increase cellulose fiber formation in plants factors. Hormones are produced naturally by plants, while plant growth regulator treatments on the growth regulators on root formation plant... And fruit retention percentage of fruit plants fruit drop and decreased percentage of mango cv of May 2006... Are plant growth regulators GA 3 and NAA exhibited beneficial effect in several crops including.... 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