scholarly journals Application of moringa leaf extract improves growth and yield of Tomato (Solanum lycopersicum) and Indian Spinach (Basella alba)

2021 ◽  
Author(s):  
Tahsina Sharmin Hoque ◽  
Md. Anwarul Abedin ◽  
Mohammad Golam Kibria ◽  
Israt Jahan ◽  
Mohammad Anwar Hossain

Moringa (Moringa oleifera L.) leaf extract is a natural plant growth stimulant that is well-known for its ability to improve plant growth and development. A field study was conducted to evaluate the influence of MLE (Moringa Leaf Extract) on the growth, yield and nutritional improvement in two vegetable crops [Tomato (Solanum lycopersicum) and Indian Spinach (Basella alba)]. The extract was applied at two weeks interval with different frequencies. The crops were fertilized with chemical fertilizers and MLE application was done as per treatment @ 25 ml/plant. For each of the crops, this bio-stimulant had a significant boosting effect on growth, yield and nutrient uptake whereas the maximum frequency in the application i.e. T4 (foliar application of MLE at 2 weeks after transplanting and application at every 2 weeks thereafter) showed the highest influence. Indian Spinach responded proportionally more to foliar-applied MLE in terms of plant growth and nutrient uptake compared to tomato. The effect of MLE on the yield parameters was more pronounced in tomato that showed a 25% (averaged across all the growth parameters) increase over control, but Indian Spinach showed ~20% increase in yield parameters compared to control. Therefore, applying MLE to the foliage may assist in increasing the yield by improving plant growth across the different vegetable species (e.g., Tomato and Indian Spinach).

2020 ◽  
Vol 9 (3) ◽  
pp. 198-208
Author(s):  
V. Vijayalakshmi ◽  
S. Pradeep ◽  
H. Manjunatha ◽  
V. Krishna ◽  
V. Jyothi

Objective: The inoculants, mainly nitrogen fixers and phosphate solubilizing microbes, have an influence on plant growth attributes. The current study was conducted to assess the fertilizing activity of A. chroocaccum and B. megaterium strains on growth, yield parameters and nutrient uptake of Sorghum bicolor. Methods: The isolation and identification of the nitrogen-fixing bacterium- A. chroocaccum and phosphate solubilizing microbe- B. megaterium and the growth and yield parameters of Sorghum bicolor as well as NPK uptake levels were studied. Results: A. chroocaccum and B. megaterium exhibited the proliferation of microbial population in soil by synergistic interaction with plants, and the application increased the availability of NPK in the soil after harvest of the crop. These beneficial inoculants are also known to help in the uptake of some other nutrients. The maximum beneficial aspects of the plant were noticed in the plants inoculated with 100% Recommended Dose of Fertilizer (RDF)+ A. chroocaccum+ B. megaterium, and the least was noticed in the control plants at all growth stages and at the time of harvest. Conclusion: From this study, it can be concluded that the beneficial effect of A. chroocaccum and B. megaterium is observed in sorghum crop with improved yield and nutrient uptake. Therefore, this species can be used extensively for future inoculation of the sorghum crop for better growth and development and for good returns in an ecological way.


Agronomy ◽  
2021 ◽  
Vol 11 (12) ◽  
pp. 2500
Author(s):  
Yun-Kiam Yap ◽  
Fadia El-Sherif ◽  
Eman S. Habib ◽  
Salah Khattab

Silybin A and B are two major hepatoprotective flavonolignans produced predominantly in Silybum marianum fruits. Similar to other plant secondary metabolites, silybin production is enhanced by biotic or abiotic stresses under the expanse of plant growth and yield. In this study, a novel strategy for enhancing silybin production was investigated by applying a natural plant growth enhancer, moringa leaf extract (MLE), to the S. marianum plants cultivated under salinity abiotic stress. The experiment was conducted using a split-plot design with salinity as the main factor and MLE concentrations as the sub-factor. The individual and combined effects of salinity and MLE on the growth, yield, and silybin content of S. marianum were recorded. The MLE at concentrations of 5 g/L or 10 g/L was applied as foliar spray to S. marianum plants, which were irrigated with either tap water or saline (2000 ppm or 4000 ppm). Our results revealed that 10 g/L MLE effectively enhances the growth, yield, and silybin (A + B) content in S. marianum plants not exposed to salinity stress. On the other hand, for plants that were exposed to 4000 ppm salinity, the application of MLE was able to alleviate the salinity-induced adverse effects on some of the plant growth parameters but did not significantly increase their silybin (A + B) compositions. The current study also indicated that the increase in silybin contents was accompanied by the upregulation of the chalcone synthase 1 and 3 genes, which have been implicated in the synthesis of silybin.


2017 ◽  
Vol 3 (3) ◽  
pp. 323-329 ◽  
Author(s):  
Nusrat Zahan Jhilik ◽  
Tahsina Sharmin Hoque ◽  
Abu Zofar Md Moslehuddin ◽  
Md Anwarul Abedin

Moringa oleifera leaf extract has a potential effect as a growth enhancer of many crops. An experiment was conducted at the Soil Science Field Laboratory of Bangladesh Agricultural University, Mymensingh, Bangladesh to evaluate the effect of foliar application of moringa leaf extract on growth and yield of late sown wheat (BARI Gom-26). The experiment was laid out in a randomized complete block design with six treatments and three replications. The treatments were T1 (Control), T2 [moringa leaf extract (MLE) sprayed only at tillering stage], T3 (MLE sprayed at tillering and jointing stages), T4 (MLE sprayed at tillering, jointing and booting stages), T5 (MLE sprayed at tillering, jointing, booting and heading stages), and T6 (MLE sprayed only at heading stage). Application of moringa leaf extract significantly increased the growth and yield attributes as well as grain and straw yield of wheat. Among various treatments with moringa leaf extract the performance of T4 (MLE sprayed at tillering, jointing and booting stages) was the best as it produced the tallest plant (87.87 cm), the highest fresh and dry weight of root (16.51 g and 11.37 g respectively), the highest number of spikelets spike-1 (19.70) and filled grains spike-1 (45.53), as well as the highest grain and straw yield (3.62 t ha-1 and 5.43 t ha-1 respectively) of wheat. Therefore, moringa leaf extract as a foliar spray can be applied at critical growth stages to increase the growth and yield potentiality of late sown wheat.Asian J. Med. Biol. Res. September 2017, 3(3): 323-329


2019 ◽  
Vol 52 (2) ◽  
pp. 116-127 ◽  
Author(s):  
S. Farouk ◽  
A.J. Al-Sanoussi

Abstract Two field experiments were done at a private farm in Kalabsho and Zayian district, Dakhlia Egypt, throughout 2014/2015 and 2015/2016 seasons, to evaluate the promotive role of chitosan (Chi, 250 and 500 mg/l) and/or sodium metasilicate (Si, 125 and 250 mg/l) foliar application on barley growth, yield, and some physiological attributes in newly reclaimed soil. Application of Si or Chi concentrations showed an improvement in plant growth as: plant height, tiller number per plant, flag leaf area and shoot dry weight; photosynthetic pigments; organic osmolytes; ion percentage, as well as yield and its quality in both growing seasons. Generally, the application of Si gave higher values in most cases than Chi application in the experimental year. It was concluded that application of 125 mg/l sodium metasilicate twice at 50 and 70 days from sowing is advantageous to improving plant growth and productivity under newly reclaimed soils.


2020 ◽  
Vol 7 (2) ◽  
pp. 094-100
Author(s):  
A. J. Deshmukh ◽  
◽  
A. N. Sabalpara ◽  
V. A. Patil ◽  
◽  
...  

The experiment was conducted to perceive the effect of fungicidal seed treatment on growth and yield parameters of green gram cv. GM-3 with nine different fungicides. The results revealed that dry seed treatment with either mix formulation of carbendazim+mancozeb or thiophanate methyl or carbendazim @ 2.5 g kg-1 seeds is very effective in field to get maximum seed germination, better plant growth, root growth, yield parameters and yield. Seed germination was maximum in dry seed treatment with carbendazim + mancozeb (83.85%) which was statistically at par with thiophanate methyl (83.58%), carbendazim (82.53%) and captan (80.77%). Plant height was maximum in dry seed treatment in mixed formulation carbendazim+mancozeb (41.53 cm) which was statistically at par with thiophanate methyl (39.91 cm), carbendazim (39.67 cm) and captan (37.00 cm). Average numbers of pods plant-1 were maximum in dry seed treatment with carbendazim+mancozeb (12.33) which was statistically at par with thiophanate methyl (12.17), carbendazim (11.90), captan (11.85), thiram (11.58) and difenconazole (11.09). Average numbers of seeds pod-1 was maximum in dry seed treatment with carbendazim+mancozeb (7.58) which was statistically at par with thiophanate methyl (7.48), carbendazim (7.31), captan (7.28) and thiram (7.12). The pooled data of two years indicated that grain yield was significantly higher in dry seed treatment with carbendazim + mancozeb (818.40 kg ha-1) as compared to the rest but was statistically at par with thiophanate methyl (790.73 kg ha-1) and carbendazim (771.35 kg ha-1) followed by all the other treatments.


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