pseudomonas sp as producer of plant growth regulators

... The amount of soluble phosphate of the bacterial isolates was measured by the colorimetric method as described by King (1959) Quantitative estimation of IAA production was detected as described ... Centre of Research for Development (CORD) University of Kashmir and Sher-e-Kashmir University of Agricultural Sciences and Technology Kashmir (SKUAST-K) Part of the molecular analysis was performed ... phosphate respectively and produced efficient amount of IAA with the production of 290 µg/ml and 272 µg/ml respectively The other plant growth promoting properties like HCN, Ammonia and Catalase

Ngày tải lên: 05/11/2020, 04:46

... matter of common experience It would be therefore worthwhile to improve the yield and quality of fruit crops by foliar application of plant growth regulators The use of growth regulators has become ... ripening of fruits They shape the plant, affecting seed growth, time of flowering, sex of flowers, senescence of leaves and fruits Hormones are vital for plant growth and lacking them, plants would ... an important component of agro-technical procedures for most of the cultivated plants and especially for fruit plants In this review, we focus on the role of plant growth regulators on fruit production

Ngày tải lên: 14/01/2020, 17:38

... indicated that the plant height can be either increased or decreased by the application of synthetic plant growth regulators The increase in plant hei ght by foliar spray of GA3 100ppm and NAA ... Table.4 Effect of plant growth regulators and methods of application on fresh and dry weight of plant (g) at 20, 40, 60 and 80 DAT Treatments Fresh weight of plant (g) Dry weight of plant (g) 20DAT ... higher rate of CO2 fixation and RUBP Carboxylase activity in the early stage of crop growth The application of growth regulators significantly improved dry weight of plant and was recorded as maximum

Ngày tải lên: 11/03/2020, 11:12

... taken for sprout initiation, sprouting percentage, number of sprouts, number of leaves and length of shoots at 30, 60 and 90 days after planting and fresh weight of cuttings, dry weight of cuttings, ... cuttings: The branches of pencil thickness from the past season growth having an age of seven to nine months were selected Shoot tip cuttings: These are the fast growing soft tips of stems, usually ... treatments of different PGR combination Each treatment was replicated twice The cuttings was treated with growth regulators by quick dip method and for this a required amount of growth regulator was

Ngày tải lên: 12/03/2020, 21:42

... foliar application of plant growth regulators The use of plant growth regulators has assumed an integral part of modern crop husbandry for increasing production of quality fruits The plant hormones ... quality of fruit crops by foliar application of plant growth regulators The use of growth regulators has become an important component of agro-technical procedures for most of the cultivated plants ... application of 2,4-D or NAA, as the transportation of auxins by the plant lasts for a long time without ethylene appearing to affect it Use of plant growth subtropical fruit crops regulators in

Ngày tải lên: 15/05/2020, 10:56

... flowers of many species [11] Key regulators of ethylene biosynthesis are aminocyclopropanecarboxylate synthase (ACC synthase or ACS) and aminocyclopropanecarboxylate oxidase (ACC oxidase or ACO) ... increase in the activity of ACC synthase [16] However, endogenous levels of auxin have only been measured in flowers of a few species [17, 18] AUX/IAA transcripts increase transiently during carnation ... Stage Three SOD isoforms (of 72, 45 and 38 kDa) were detectable with contrasting patterns of expression All three isoforms declined in senescent petals but activity of the 45 kDa isoform fell much

Ngày tải lên: 22/05/2020, 04:14

... germination was recorded in GA3 20 ppm (98.51%) Due to spraying of growth regulators there was increase of plant height, number of branches and leaf area per plant in all the treatments irrespective of ... stages of growth of all the varieties due to effect of growth regulators Significant increase was observed in response to growth regulator on germination of seeds The highest percentage of seed ... treatment was significant In general, the growth of the plant was affected by plant growth regulators Plant height is a manifestation of genetical potential however as sesame is an indeterminate plant,

Ngày tải lên: 01/04/2021, 02:35

... Pseudomonas, where the most studied organisms are Pseudomonas fluorescens and Pseudomonas aeruginosa which release pyochelin and pyoverdine type of siderophores (Haas and Defago, 2005) Rhizosphere ... plant growth- promoting rhizobacteria in Pseudomonas BMC Genomics 14:271-297 Sheng, X F (2005) Growth promotion and increased potassium uptake of cotton and rape by a potassium releasing strain of ... These acids released by the micro-organisms act as good chelators of divalent Ca2+ cations accompanying the release of phosphates from insoluble phosphatic compounds Many of the phosphate-solubilizing

Ngày tải lên: 14/01/2020, 18:27

... Fig.1 Number of sprouts as influenced by type of cutting, growing media and plant growth regulators Fig.2 Number of leaves as influenced by type of cutting, growing media and plant growth regulators ... with respect to shoot growth (Figure 1A-1C) and root growth parameters (Figure 1D-1F) in the study of effect of type of cutting, growing media and plant growth regulators on rooting ability of cuttings ... parameters as influenced by types of cuttings, growing media and various concentrations of plant growth regulators Factors Days taken for sprout initiation Sprouting percentage Number of sprouts

Ngày tải lên: 17/03/2020, 20:01

... supernatant, ml of 30 per cent HCl was added and incubated at 20˚ C for 75 mins The blank sample was treated with ml of 30 per cent HCl The absorbance of the samples as well as blank was read at 254 ... highest speed for 30 seconds Fifty µl of labilized cell suspension was incubated with µl of 0.3M ACC in an eppendorf tube at 28º C for 30 Fifty µl of 0.1 M Tris-HCl (pH 8.5) with µl of 0.3M ACC was ... AMVPR178 was weak (+) HCN producer (Table 4) In vitro screening of Rhizobial isolates against fungal pathogen (Fusarium oxysporum f .sp udum) of pigeon pea With respect to In vitro screening of Rhizobium

Ngày tải lên: 20/09/2020, 19:19

... inhibited growth of Macrophomina spp., Pythium spp., Rhizoctonia spp and Fusarium spp on Nutrient-Potato dextrose agar medium whereas isolate B subtilis inhibited growth of Pythium spp., Fusarium spp ... applications of seed imbibition and phyllosphere spray of Methylobacterium sp and thereby reported increase in content of Phenylalanine Ammonia Lyase (PAL), peroxidase, β-1,3-glucanase and chitinase activity ... (Anitha, 2010) Their association is proved with more than 70 plant species and makes them interesting to study as potential agents improving plant growth and suppressing disease However, there

Ngày tải lên: 27/09/2020, 13:22

... Influence of plant growth regulators on the rapid propagation buds of Dendrobium officinale Kimura et Migo  Le Thi Diem  Vo Thi Bach Mai University of Science, VNU-HCM ABSTRACT Dendrobium officinale ... layer culture in Dendrobium candidum Wall ex Lindl, Plant Cell Tiss Organ Cult., 90, 131– 139 (2007) B Bakul, S.M.S Islam, Effects of plant growth regulators on multiple shoot induction in Vanda ... immunomodulating effects of polysaccharides isolated from Dendrobium officinale Journal of Agricultural and Food Chemistry, 9–45 (2016) [2] N.T Sơn cs, Nhân giống in vitro lan Dendrobium officinale Kimura

Ngày tải lên: 18/02/2023, 08:05

... yield of groundnut as compare to treatments of application of ZnO + ZnSB Application of zinc in soil resulted in increased in yield of groundnut was in the range of 15.32 to 0.33 % in treatments of ... treatments of application of ZnSO4 + ZnSB were increased in pod and haulm yield of groundnut as compare to treatments of application of ZnO + ZnSB Application of zinc in soil resulted in increased ... status of soil at harvest was also found to be significantly increased due to application of 100% Zn through ZnSO4 + GRDF Total uptake of nitrogen, phosphorus and potassium by groundnut crop was

Ngày tải lên: 14/01/2020, 13:50

... suppression of plant pathogens, induction of resistance in plant host, direct stimulation of plant growth (Kloepper and Schroth 1981) Plant Growth Promoting Rhizobacteria (PGPR), especially Pseudomonas ... transplanted in the evening Seedlings were transplanted 3-4 cm deep in pots Three seedlings per pot were transplanted Light irrigation given after completion of transplanting The experiment was ... after transplanting The average height of plant of each replication was recorded and subjected to statistical analysis The branches of three randomly selected plants from each pot was measured at

Ngày tải lên: 11/03/2020, 12:01

... were processed to define the objects of interest (pollen grains) based on the intensity of images and size of objects Assessment of assay variability Assay was performed in duplicates and during ... a plant growth room (21– 25 °C, 16 h photoperiod) The primary root length was Chuprov–Netochin et al BMC Plant Biology (2016) 16:192 Page 10 of 11 measured after 10 days of growth In each case ... increases) effects of tested compounds Robustness and reproducibility of the assay was estimated by statistical analysis of the obtained numerical data, collected after a series of at least four

Ngày tải lên: 22/05/2020, 04:38

... integrated into plant development and growth [16], especially in the light of plants being the major source of food and feed for mankind and livestock, respectively and the prospect of plants as alternative ... Modulation of protein activity by phosphorylation through kinases and subsequent dephosphorylation by phosphatases is one of the most prominent cellular control mechanisms Thus, identification of kinase ... Second lane, kinase assays with [γ-32P]-ATP as a phosphate donor Forth lane, kinase assays with [γ-32P]-N6-PhEt-ATP as a phosphate donor Proteins were subjected to SDS-PAGE after the kinase reaction

Ngày tải lên: 22/05/2020, 04:49

... viruses Irrespective of the type of transmission, virus-vector relationship is highly specific and spread of vector borne diseases also depends upon potential of vector to spread the disease Also ... cent of the plant diseases About 94 per cent of animals known to transmit plant viruses are arthropods On the basis of the method of transmission and persistence in the vector, viruses may be classified ... yellow mosaic Several species of mites are also responsible for transmission of viruses of cereals and fruit crops (Table 2) There are thousands of species of mites and spider The mites are small

Ngày tải lên: 29/05/2020, 11:19

... important role in plant growth are used in agriculture system, especially that group of microorganisms called plant growth promoting rhizobacteria (PGPR), which can increase the growth of plant directly ... T2-Azatobacter T3-PSB (Phosphate solubilizing bacteria) T4 -Pseudomonas T5-Azatobacter + PSB T6-Azatobacter + Pseudomonas T7-PSB + Pseudomonas T8-Azatobacter + PSB + Pseudomonas Experimental site The ... the roots of rice plants induced by plant growth promoting microorganisms J of Bot., 14: 144-147 Marius, S., Neculai, M., Vasile, S and Marius, M 2013 Effects of inoculation with plant growth promoting

Ngày tải lên: 02/07/2020, 23:57

... in terms of optimal concentration, stage of application, species specificity and seasons In their wide spectrum of effectiveness on every aspect of plant growth, even a modest increase of 10-15 ... weight of whole plant (g) The dry weight of whole plant (Table 1a and 1b) differed significantly due to spray of growth regulators during kharif and rabi seasons at 30, 60, and 90 DAS At 90 DAS, ... Table.1b Dry weight (g) of whole plant as influenced by growth regulators in cluster bean varieties during rabi 2015-16 Growth regulators (ppm) (B) Variety (A) 30 DAS 60 DAS 90 DAS HG 365 HG 563 Mean

Ngày tải lên: 09/07/2020, 00:20

... Effect of Plant Growth Hormones on Sprouting and Rooting Behaviour of Clones of Various Bamboo Species in coastal Odisha S Sahoo*, R K Kar and T L Mohanty College of Forestry, Odisha University of ... 3521-3532 Table.4 Fresh/ dry biomass of shoots(sprouts)developed after months of planting of clones treated with different concentrations of IBA of various bamboo species in coastal Odisha B1 A1 A2 A3 ... length was measured with the help of a scale It was the distance along the mid rib of the leaf from the tip of the leaf to the point of attachment of leaf lamina with the petiole The unit of observation

Ngày tải lên: 20/09/2020, 20:06