scholarly journals Growth, yield and biochemical responses of BARI chhola-9 (Cicer arietinum L.) to GA3 and rhizobium application

2018 ◽  
Vol 47 (4) ◽  
pp. 839-846
Author(s):  
Tasnia Jahan ◽  
Farhana Islam Khan ◽  
AMM Golam Adam ◽  
Hasna Hena Begum

A field experiment was conducted to investigate the responses of various concentrations of GA3 (10, 20, 50 ppm) and Rhizobium inoculation on growth, yield and biochemical parameters of BARI Chhola-9. Foliar application of 50 ppm GA3 resulted maximum plant height, number of primary branches per plant, shoot and root length, fresh and dry weight of shoot and root and biomass duration per plant with significant variations in case of fresh and dry weight of shoot and biomass duration. The stimulatory effect of 50 ppm GA3 on number of pods per plant, fresh and dry weight of pods per plant, number of seeds per pod, number of seeds and straw yield per plant and weight of 1000-seed eventually produced 4.76% higher yield over the control. Yield parameters of BARI Chhola-9 showed almost negative response to Rhizobium and 10 ppm treatments with a few exceptions. Pigment content of leaves also increased due to 50 ppm GA3 treatment at both vegetative and flowering stages where, significantly higher amount of chlorophyll a and b were recorded from flowering stage although statistically similar to 20 ppm GA3 treatment. However, protein content of leaves increased following Rhizobium and 10 ppm GA3 treatments at vegetative stage and to all treatments at flowering stage but, increase in protein content of seeds was recorded from Rhizobium treatment only. Out of four treatments, 50 ppm produced better yield.

2021 ◽  
Vol 50 (4) ◽  
pp. 1181-1189
Author(s):  
Nasrin Akhter Doel ◽  
Amm Golam Adam ◽  
Farhana Islam Khan ◽  
Hasna Hena Begum

Effects of TIBA (10, 25, 50 ppm) and Rhizobium inoculation on growth, yield and biochemical components of BRRI Dhan-55 were investigated. Results showed that application of 10 ppm TIBA produced tallest plant, higher number of tillers and leaves per plant although statistically identical to control. The Rhizobium and TIBA treatments had mostly retarding effects on dry weight of leaves, shoots and roots where the lowest values was obtained from Rhizobium application. Leaf area ratio was positively affected by TIBA and Rhizobium treatments except due to 10 ppm where, significantly maximum value was noted from Rhizobium treatment. Specific leaf weight, relative growth rate and net assimilation rate were negatively responded following all treatments and the least value was also recorded from Rhizobium treatment in each cases. Yield attributes and yield of BRRI Dhan-55 were both positively and negatively influenced by Rhizobium and TIBA treatments. The highest harvest index was found in Rhizobium treated plants. The only increase in yield per plant due to 10 ppm TIBA was 2.48 % over the control but statistically similar to control. Results showed that Rhizobium inoculation had showed lowest value in protein content of leaves and seeds. Application of TIBA treatments had significant positive effects on protein content of leaves at flowering stage. However, the influence was rather negative at both tillering and grain filling stages. The 25 ppm TIBA resulted significantly maximum protein content of seeds followed by 10 ppm. Bangladesh J. Bot. 50(4): 1181-1189, 2021 (December)


Author(s):  
B R Sharanya ◽  
I S Naruka ◽  
R P S Shaktawat ◽  
S S Kushwah ◽  
O P Singh ◽  
...  

An experiment entitled effect of plant geometry on growth, yield and quality of different varieties of fenugreek was carried out during rabi season of 2016-17at College of Horticulture, Mandsaur (M.P.) with 12 treatment combinations, comprising three plant geometry 20 cm x 15cm, 30 cm x 10cm and 30 cm x 15 cm with four varieties of fenugreek i.e. AFg-1, AFg-2, AFg-3 and AFg-4. These treatments were replicated four times in split spot design and analyzed. Treatment with plant geometry 20 cm ×15 cm recorded significantly maximum plant height, seed yield, straw yield, biological yield, harvest index and chlorophyll content. While, 30 cm ×15 cm treatment recorded significantly maximum days for 50% flowering and for maturity, number of branches, fresh weight, dry weight, number of pods per plant, pod length, weight of pod, number of seeds per pod, weight of seeds per pod,1000-seed weight, germination percent, seedling vigour index, protein and galactomannon content. Between varieties studied,fenugreek variety AFg-2found to be significantly superior in respect of number of branches per plant, fresh and dry weight of plant at harvest, number of pods per plant, length of pod, weight of pod, number of seeds per pod, weight of seeds per pod, 1000-seed weight , seed yield, straw yield, biological yield, chlorophyll content in leaves at 75 DAS (SPAD), germination percentage of seeds, seedling vigour index, protein and galactomannon in comparison to other varieties tested.


Agronomy ◽  
2021 ◽  
Vol 11 (9) ◽  
pp. 1749
Author(s):  
Xiaoyan Gu ◽  
Yang Liu ◽  
Na Li ◽  
Yihong Liu ◽  
Deqiang Zhao ◽  
...  

Potassium (K) has a significant effect on wheat yield and quality. Owing to the limitations of irrigation and production costs, soil-based applications of potassium fertilizer are not performed in wheat production on the Loess Plateau of China. In the late growth stage of wheat, potassium deficiency occurs even under sufficient nitrogen/phosphorus (N/P) levels, so it is necessary to supplement potassium through foliar spraying. However, there are few studies on the effect of the foliar application of potassium fertilizer (KFA) on wheat quality. Field experiments were conducted at two experimental sites for 2 years to study the effects of different potassium fertilizer application levels and periods on wheat yield and quality. The results showed that KFA had no significant effect on the yield of the wheat variety Xinong 20 (XN20) but increased the yield of the wheat variety Xiaoyan 22 (XY22). The improvement effect of KFA on the wet gluten content and stabilization time (ST) of XN20 was better than that on these parameters of XY22, while the sedimentation value (SV) and formation time (FT) showed the opposite trend. KFA significantly reduced the albumin content of the two varieties but had no significant effect on the globulin content. Compared with that at the other two stages, the potassium application in the form of potash fertilizer spray at a concentration of 60 mmol L−1 (K2) at the flowering stage (BBCH 65) significantly increased the protein content, wet gluten content, SV and gluten protein content in XN20 grains, whereas the application at 10 days after flowering (AA10, BBCH 71) at the K2 concentration was more beneficial to prolonging the dough FT. For XY22, the application of potassium fertilizer at the K2 concentration at the flowering stage increased the wet gluten and gluten protein levels and dough development time. There were significant genotypic differences in the composition and content of HMW-GS between the two varieties. KFA significantly increased the levels of the 1, 7 + 8, and 4 + 12 subunits in XN20 and the 1 subunit in XY22, but had no significant effect on the 2 + 12 subunit in XY22. Partial least squares path modelling (PLS-PM) analysis showed that the processing quality indexes (SV, FT, ST) and gluten protein and HMW-GS levels were regulated by the potassium fertilizer foliar spraying stage and concentration and revealed in part that KFA affected the processing quality by affecting the HMW-GS content.


2016 ◽  
Vol 24 (1) ◽  
pp. 42-47 ◽  
Author(s):  
Matúš Peško ◽  
Marianna Molnárová ◽  
Agáta Fargašová

AbstractPresented study evaluates effects of various Sb(III) concentrations on tomato plants (Solanum lycopersicum) cultivated hydroponically. Visual symptoms of antimony toxicity were observed only at two highest applied concentrations (50 and 100 mg/L). Dry weight of aboveground parts decreased significantly in variants treated with 25, 50 and 100 mg/L Sb(III), by ~12, 35 and 65 %, respectively, in comparison to the control. Statistically significant decrease of chlorophyll a and b was observed only after application of two highest studied concentrations 50 and 100 mg/L Sb(III). On the other hand concentration of total carotenoids in leaves rose with increasing external Sb(III) concentration. High concentrations (50 and 100 mg/L) of Sb(III) in nutrient solution caused that protein content in leaves dropped by ~20 and 39% relative to control. Accumulation of antimony in roots was about 5- (10 mg/L) to 27-times (25 mg/L) greater than that in shoots. The highest BAF factor value determined for shoots was ~55 at 10 mg/L Sb(III) and for roots it was ~821 at 50 mg/L Sb(III). Translocation factor values were in whole studied concentration range 5 – 100 mg/L Sb(III) < 1. The most effective translocation of antimony from roots to shoots was observes for variants treated with 10 mg/L of Sb(III).


2021 ◽  
Vol 910 (1) ◽  
pp. 012077
Author(s):  
Maher H.S. Al-Mohammad ◽  
Thamena F.K. Sachet ◽  
Zaman Salah Al-dulaimi

Abstract Experiment was conducted during summer season of 2021 to study the effect of foliar applications of Phenylalanine (Phe), Jasmonic acid (JA), Biofertilizer (Bio) and their combinations (Phe+JA, Phe+Bio, JA+Bio, Phe+JA+Bio and control) on some growth, yield parameters and anthocyanin compounds on Roselle calyces Hibiscus sabdariffa L., The treatments were distributed on Randomized Completely Block Design in three replicates, means were compared according to the Least Significant Difference test (LSD) at probability level of 0.05. The results show that growth parameters (plant height, branches number, leave area and chlorophyll) and yield parameters (fruits number, fresh weight calyces, fresh yield calyces and dry yield calyces) were increased due by foliar application Phe+JA+Bio, while the combination treatment Phe+Bio gave significant effects on vitamin C, total anthocyanin, Gossypetin, Sabdartine, Hibescitine, Delphidine and Cyanidin of calyces reached at 201.5, 184.5, 29.3, 31.2, 57.4, 35.4, 27.8 (mg.100g) respectively.


Author(s):  
B. Rakavi ◽  
C. N. Chandrasekhar ◽  
M. Kumar ◽  
L. Arul ◽  
N. Manikanda Boopathi ◽  
...  

Crop management is one of the most important factors in modern agricultural activity. Studying the balance of growth stages and supplying optimal quantities of mineral nutrients and hormones to growing plants is essential to improve yield in short duration cotton varieties. In recent years, several approaches have been tried to break this yield plateau. The present investigation was intended to study and improve the yield of newly released variety Co 17 (compact cotton) by foliar application of nutrients, growth hormones, growth retardants and nutrient consortium. The treatments are mepiquat chloride (0.015%), potassium silicate (0.5%), Potassium schoenite (0.5%), borax (0.3%), salicylic acid (0.01%), calcium silicate (0.5%) and TNAU cotton plus (1.25%). Foliar application of different treatments at peak vegetative and flowering stage significantly influenced the leaf traits, root traits, and yield. Nutrient consortium (TNAU cotton plus – 53% over control) and growth retardant (mepiquat chloride- 42% over control) increased the seed cotton yield.


2019 ◽  
Vol 3 (2) ◽  
pp. 80
Author(s):  
Aldhera Nanda Augusta ◽  
Supriyono Supriyono ◽  
Sri Nyoto

One of the factors of less soybean productivity of in Indonesia is caused by the N fixation. It can decrease the growth and the yield of soybean. One of the methods to overcome the N fixation is by rhizobium inoculation. The aim of this research was to observe the effects of rhizobium inoculation dosage and the number of seed per hole (population) to the growth and yield of soybean. The method used was Split Plot Randomized Completely Block Design (RCBD). The treatments were type of inoculant rhizobium dosage: without treatment, 3 and 6 g kg<sup>-1</sup> as well as the number of plants, 2 and 3 on planting pit. The result showed that the lowest plant height was in soybean without inoculated by rhizobium and 3 plants per planting pit. The lowest branches number was three plants per planting pit when compared than 2 plants on planting pit. Rhizobium inoculation was not significant to affect the number of leaves, number of branches, leaf area index, number of beans per pod, number of pods per plant, weight of 100 seeds, fresh weight, dry weight and yield.


2018 ◽  
Vol 5 (8) ◽  
pp. 171809 ◽  
Author(s):  
M. M. Hussein ◽  
N. H. Abou-Baker

To investigate the effect of nano-zinc fertilizer on growth, yield and mineral status of cotton plants grown under salt stress, a pot experiment was set up in the greenhouse of the National Research Centre. The treatments were as follows: (I) diluted seawater: 10% (S1), 20% (S2) and tap water as a control (S0), (II) 100 ppm (NZn1), 200 ppm (NZn2) nano-zinc and distilled water as a control (NZn0). Irrigation with 10 and 20% seawater decreased dry weight (DW) of leaves by 11.53 and 43.22%, while decreases in bolls were 15.50 and 71.65%, respectively. Except for root DW and top/root ratio, the measured growth parameters were increased as nano-zinc concentration increased. As for the interaction between treatments, the highest DW of stem, leaves and bolls resulted from the addition of NZn2 under normal condition, followed by NZn2 x S1 and the next was NZn2 x S2. The foliar application of 200 ppm nano-Zn led to mitigating the adverse effect of salinity and confirmed that diluted seawater could be used in the irrigation of cotton plant. However, phosphorus fertilizer should be added with nano-Zn application to avoid P/Zn imbalance. Some elements’ status and their ratios were recorded.


2016 ◽  
Vol 5 (5) ◽  
pp. 162-166
Author(s):  
Sonika Sharma ◽  
Juhie Joshi ◽  
K. N. Guruprasad

Pyraclostrobin (F500), an agricultural fungicide derived from the fungal sec-ondary metabolite strobilurin, is known to enhance growth and yield of cere-als when applied on healthy plants. A field experiment was conducted to evaluate the effect of Pyraclostrobin (F500) on growth and yield of healthy plants of fenugreek (Trigonella foenum graecum L.) var. Pusa early under field conditions. Pyraclostrobin (F500) was applied as a foliar spray in the four different concentrations (0.005 g L-1, 0.01 g L-1, 0.025 g L-1 and 0.1 g L-1), on 15th, 30th and 45th days after emergence of seedlings. Unsprayed plants served as control. F500 treatment enhanced the biomass (Plant height, fresh weight and dry weight) and yield parameters (Number of pods per plant, seeds per plant and 100 seed weight). Although enhancements in growth and yield parameters were observed with all the concentrations of F500 used, it was maximum at 0.01 g L-1 concentration. Enhanced biomass showed positive correlation with increase in yield and seed quality (seed weight per plant). Thus, F500 can be successfully employed as a foliar spray under field conditions to enhance the yield of T. foenum graecum.


Author(s):  
K. P. Raverkar ◽  
Navneet Pareek ◽  
Ramesh Chandra ◽  
Swati Chauhan ◽  
S. T. Zodape ◽  
...  

Seaweeds are marine macro algae, which form an important component of the marine living resources of the world. To evaluate the efficiency of seaweed (<italic>Kappaphycus</italic> and <italic>Gracilaria</italic>) saps on growth, yield and nutrition of <italic>Vigna radiata</italic>, an experiment was conducted during <italic>spring</italic> 2012 under field conditions. The ten treatments comprised two seaweed saps (K-sap & G-sap), four concentrations of each sap (2.5, 5, 10 and 15%), 7.5% of K-sap + 50% RDF (recommended dose of fertilizers) and control. The highest grain yield of 557 kg ha<sup>−1</sup> was harnessed due to two foliar applications of 10% K-sap + RDF. Increase in yield due to K-sap ranged between 29.32 to 33.81% while due to G-sap it was 25.74 to 26.15%. Foliar application of K-sap influenced the number and dry weight of root nodules at flowering. Application of seaweed saps also enhanced quality of grains in terms of protein, P and K content.


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