scholarly journals The Effectiveness of Moringa oleifera Leaf Extracts on The Growth and Yield of Tomato (Solanum lycopersicon)

Author(s):  
Zannah Kyari ◽  
Ahmed Bunu ◽  
Idris Dauda ◽  
Ibrahim Baba Shehu

The experiment was conducted at the Department of Agricultural Technology Research and Teaching Farm in Ramat Polytechnic Maiduguri to determine the effect of Moringa olifera leaf extract on the growth and yield of tomatoes (Solanum lycopersicum L.) in the semi-arid environment of Maiduguri, Borno State. Parameters measure include, leaf number, plant height, number of fruit and weight of fruits. The result obtained shows that there was significant difference in plant height per plant among the treatment at 4 and 8 WAT, while number of plant leaves per plant was recorded highest in Treatment three (T3) between other treatment. This study suggests the application of Moringa olifera leaf extract at critical growth stages for better growth and yield of performance of tomatoes production in Maiduguri is the best as it gives highest yield and highly profitable when compared to other source of plant extract.

2020 ◽  
pp. 127-131
Author(s):  
Arshad Yaseen ◽  
Mária Takácsné Hájos

 Studying the use of natural extracts or biostimulants in improving vegetable plants is the current needs as an alternative way to the use of chemical products. This experiment was carried out to evaluate the effect of Moringa oleifera leaf extract (MLE) as a natural growth regulator on bulb diameter, weight and yield of onions ‘Texas Early White’ cultivar. Therefore, three concentrations (control, 2%, 4% and 6%) of MLE and three different onion set sizes [small (3±1 g/set), medium (6±1 g/set), and large (10±1 g/set)] were prepared in a randomized complete block design with three replications and plant spacing 20×15 cm. MLE was applied as a foliar spray directly onto the plants with the amount of 25 ml/plant every two weeks from sprouting to maturity. The achieved results indicate that the interaction of foliar spray with moringa leaf extract 4% and large set size of 10±1 g/set gave the highest value of the total yield 4802.7 g m-2, while the lowest yield 1531 g m-2 was recorded in the interaction of control and the smallest set size of 3±1 g/set. Also, a significant difference was recorded in bulb diameter separately. Thus, the largest bulb diameter 68.90 mm was obtained from the planting of the largest set size 10±1 g/set with 4% of MLE while the smallest bulb diameter 38.40 mm was recorded from the smallest set size 3 ±1 g/set with control treatment. Similarly, a significant effect was recorded in both set size and MLE separately. The highest bulb diameter 58.71 mm was achieved in the planting of the largest sets 10±1 g/set, while the lowest diameter was 42.12 mm in the planting of the smallest set size 3 ±1 g/set. Similar results were recorded for the bulb weight and total yield. The concentration of 4% MLE produced the highest bulb weight 99.74 g/bulb and yield 3324.5 g m-2, while the lowest bulb weight and yield was obtained in the control treatment 55.61 g/bulb, and 1869.3 g m-2. Consequently, the results indicate the positive effect of Moringa leaf extract which can be applied as a natural substance in the form of foliar spray at critical growth stages to improve the growth and yield of dry onions.


2018 ◽  
Vol 10 (2) ◽  
pp. 11-29
Author(s):  
Wahyu Wardiana Dewi

This research is aimet to known the responsed of cucumber plant (Cucumis sativus L.), the good means for the growth and yield of cucumber (Cucumis sativus L) of the hybrid varieties doses of good means. This study uses a randomized block design (RAK) with one factor and 5 replications. The main factors, namely: goat manure. First repeat that: without fertilizer (P0), manure goat 10 ton / ha (P1), manure goat 20 ton / ha (P2), manure goat 30 ton / ha (P3), and the latter is manure goat 40 ton / ha (P4). The parameters observed were plant height, leaf number, fruit weight, fruit length and diameter of the fruit. Data analysis by using analysis of variance (ANOVA), if the effect followed by Least Significant Difference Test (BNT). The results based on the analysis of variance showed that: 1) Treatment of manure goat (P) significantly affected the growth and yield of cucumber plants include all the parameters of observation starting plant height, leaf number, fruit weight, fruit length and fruit diameter. Dose goat manure 40 t / ha is the best concentration to produce the highest average values for all parameters. The lowest value of all parameters are shown on the dose P0 (without manure goat / control).


2016 ◽  
Vol 10 (1) ◽  
pp. 53-62
Author(s):  
Visca R Yuanita ◽  
Tri Kurniastuti ◽  
Palupi Puspitorini

Research about influence of goat manure and NPK fertilizer on the growth and yield of green eggplant (Solanum mengolena L.) has been conducted in field village farmer-owned Semen Gandusari District of Blitar which took place in March-April 2016. The aim of this study was to know the interaction for among goat manure and NPK fertilizer on the growth and yield of green eggplant as well as the effect of each factor. This study uses Randomaized Complete Block Design (RCBD) factorial consisting of 16 treatment and each 3 replicates ie: P0M0, P0M1, P0M2, P0M3, P1M0, P1M1, P1M2, P1M3, P2M0, P2M1, P2M2, P2M3, P3M0, P3M1 , P3M2, P3M3. The data taking were plant height, leaf number, fruit length, fruit diameter and weight of fruit per plant. The data were analyzed to F test as followed by a 5% test Honestly Significant Difference (HSD) error level of 5%. The experimental results very significant effect on plant height, leaf number, fruit length and weight of fruits per plant and the effect is not noticeable to the diameter of fruit plants green eggplant. The combined use goat manure 750 g / plant and NPK fertilizer 60 g / plant (P2M3) is proper fertilization to improve the growth and best yield of green eggplant with the highest total weight of the fruit crop that yields 1576.6 grams


1989 ◽  
Vol 67 (9) ◽  
pp. 2783-2787 ◽  
Author(s):  
Paul G. Rivard ◽  
Paul M. Woodard

Fire is a natural process that opens Typha latifolia L. stands by removing aboveground biomass, but little is known about how ash resulting from marsh burning affects Typha seed germination. We measured the response of T. latifolia seed to simulated pre- and post-fire effects under laboratory conditions and tested seed collected in spring for the effect of ash on seed germination and seedling morphology. Seeds were soaked for 7 days in aqueous solutions of leaf extracts, ash additions, and various pH solutions in light and dark treatments at 25 °C in vitro. In light, seed germination did not vary significantly (P < 0.01, Tukey's honestly significant difference test) among solution treatments. In darkness, seed germination was inhibited mostly by green leaf extract and yielded only 15% germination. Addition of ash to green leaf extract resulted in a germination of 40%. Solutions with pH of 4.0, 7.0, and 12.0 had no signifcant effect on germination or total plant lengths, regardless of the light treatment. Root to total plant lengths were decreased by dark treatments but not by pH. Root development was strongly inhibited by green leaf extract even with ash. Shoot growth continued with no apparent root development only in these two solutions. Three implications for marsh management of T. latifolia are proposed.


Weed Science ◽  
2004 ◽  
Vol 52 (1) ◽  
pp. 178-182 ◽  
Author(s):  
Donnie K. Miller ◽  
Robert G. Downer ◽  
B. Roger Leonard ◽  
E. Merritt Holman ◽  
Steve T. Kelly

Field research was conducted in 1999 and 2000 to determine the effect of reduced glyphosate rates on growth and yield of nonglyphosate-resistant cotton. Rates of 9, 18, 35, 70, 140, and 280 g ha−1, representing 0.008, 0.016, 0.031 0.063, 0.125, and 0.25, respectively, of the maximum use rate per application (1,120 g ha−1), were applied to cotton at the two-, five-, or nine-node growth stage. On the basis of visual injury estimates, cotton was more tolerant to glyphosate at the nine-node than at earlier growth stages. Plant dry weight was reduced with 70 g ha−1of glyphosate or higher, when applied at the two- and five-node growth stages in two of three experiments. Dry weight was not affected by glyphosate at the nine-node stage. Plant height also was unaffected by glyphosate rates below 70 g ha−1, but height reduction was noted for all growth stages by experiment combinations, with the exception of the nine-node application for both experiments in 2000, with herbicide rates of 70 g ha−1or higher. Cotton maturity delay, as noted by an increase in node above white flower number, was observed only at the highest glyphosate rate applied to two- and five-node cotton in one of three experiments. Percent open boll data analysis indicated a decreased opportunity of observing an open boll with increasing glyphosate rate, and this effect was greater at the five-node compared with the two- and nine-node stages in two of three experiments. Seedcotton yield after all glyphosate applications was equivalent to that for the nontreated control.


2018 ◽  
Vol 11 (1) ◽  
pp. 15-19
Author(s):  
S.M. Zakari ◽  
A.A. Aliko ◽  
H Haruna ◽  
A Muazu

This study was embarked upon to evaluate the efficacy of aqueous extracts of Senna tora leaf against Perenospora parasitica, causing downy mildew on cabbage. Phytochemical analysis of the leaf extracts revealed the presence of some secondary metabolites (Tannins, Saponins, Flavonoid, Glycosides, Alkaloids, Phenolic compounds and Carbohydrates) which have been reported to have antimicrobial effects. Assays were performed using extract concentrations of 1000, 500, 250, 125 mg/ml by agar well diffusion technique. Results obtained, revealed a significant difference in diameter of mycelial zone of inhibition between the concentrations. Highest zone of inhibition was recorded at 1000 and 500 mg/ml (20 and 15 mm) respectively. Minimum Inhibitory Concentration (MIC) and Minimum Fungicidal Concentration (MFC) were determined and recorded at 250 mg/ml. The antifungal screening revealed that the extract exhibited inhibitory activities at varying concentrations against the downy mildew pathogen. These activities observed could be attributed to the presence of active metabolites contained in the extract.Keywords: Aqueous leaf extract, Downy mildew, Perenospora parasitica and Senna tora


2018 ◽  
Vol 51 (4) ◽  
pp. 60-72
Author(s):  
E.K. Eifediyi ◽  
F.O. Ogedegbe ◽  
N.B. Izuogu ◽  
C.A. Adedokun ◽  
A. Katibi ◽  
...  

Abstract The Guinea savannah zone of Nigeria is beset by increasing population and infrastructural development, thereby putting pressure on available land with rapidly declining fertility due to low organic matter content, soil erosion, high temperature and seasonal bush burning. Sesame is cultivated in this zone and the yield has remained very low, compared to yield in other parts of the world. This could be attributed to poor nutrient status and poor cultural practices used by peasant farmers. A field experiment was conducted at the Teaching and Research Farm, University of Ilorin, Nigeria, in a southern Guinea savannah zone in 2015 and repeated in 2016 cropping season to determine the effects of 2,4-Dichlorophenoxyacetic acid (2,4-D), a plant growth regulator and NPK fertilizer on the growth and yield of sesame. The experiment was laid out as a factorial arrangement, fitted into a randomized complete block design replicated thrice. The factors imposed were 2,4-D (0, 5 and 10 ppm ha−1) and NPK 15:15:15 (0, 100, 200 and 300 kg ha−1). Data were collected on vegetative traits (plant height, number of leaves, leaf area) and yield components (number of capsules per plant; yield per plant and per hectare). The data were subjected to analysis of variance (ANOVA) using the Genstat statistical package 17th edition and significant means were separated by using the least significant difference at 5% level of probability. The result revealed that using plant growth regulator and NPK fertilizer had significant effects (p<0.05) on plant height (151 cm) and yield per hectare (530 kg/ha). The qualitative and quantitative analysis of the seeds further reaffirmed the presence of bioactive compounds, such as saponins, tannins, flavonoids and phenolic compounds, which are important health promoting food in the seeds.


Author(s):  
F. B. Musa ◽  
F. O. Abiodun ◽  
A. R. Falana ◽  
B. H. Ugege ◽  
R. V. Oyewumi ◽  
...  

Background and Objective: Unproductive soil has been a major problem to farmers, recent interest in the use of a stable organic manure (biochar) as soil amendment and poultry manure to increase soil fertility is also increasing. Hence, the experiment was conducted to assess the condition of poultry manure and biochar on the growth and yield of tomato. Materials and Methods: A greenhouse experiment was conducted at the Federal College of Forestry Ibadan, using polyethylene bag with 5 kg soil collected at two (2) soils depths, 0-15 cm and 15-30 cm depth at the botanical garden, Federal College of Forestry Ibadan. The experiment was arranged in a completely randomized design (CRD) with four replicates. The treatments used were poultry manure (5t/ha), biochar (10t/ha), mixture of poultry manure and biochar (1:1) and control (no amendment).The tomato seeds (UC82B) were sourced from NIHORT, Ibadan and raised in a germination basket. Data were collected weekly on plant height, collar diameter and number of leaves, 50% days to flowering and yield of tomato plants from two weeks after transplanting (WAT). Data collected were analyzed statistically using ANOVA while means were separated using LSD (p<0.05) where applicable. Results: In 0-15 cm soil, the growth variables (plant height, number of leaves and collar diameter) increased with various treatments used. The highest tomato height was observed with the application of biochar (10t/ha). All the treatments applied affected the number of tomato leaves at all weeks after transplanting (WAT) with poultry manure 5t/ha having the highest number of leaves at 7WAT, while collar diameter was significantly affected by various treatments from 2 to 5 WAT, with the mixture of P.M + BIO (1:1) recording the highest value and the control plot recorded the least values in all weeks. However, in 15-30 cm soil, there was  significant difference in the number of leaves of tomato among all the amended soil from 5 to 7 WAT, the highest tomato leaves were obtained when the soil was amended with poultry manure (5t/ha) and can be compared with other treatments. Interaction of poultry manure and biochar(1:1) and poultry manure 5 t/ha resulted in highest height of tomato plant from 3-7 WAT as compared to the control that had the least value but were not significantly different from the sole application of  biochar 10t/ha. Interaction of poultry manure + biochar (1:1) and poultry manure (5t/ha) gave the highest tomato flowering and fruits. Conclusion: Based on this result, biochar and poultry manure when added to soil, boosted the mineralization of the soil after amendment.


Author(s):  
G. C. Ezemokwe ◽  
J. C. Aguiyi ◽  
F. P. Chollom

The antibacterial activity of the leaf extract of Balanites aegyptiaca plant was investigated on five selected clinical common human pathogens: Staphylococcus aureus, Streptococcus pneumonia, Salmonella typhimurium, Shigella dysentriae and Escherichia coli, in vitro. The phytochemical screening, susceptibility testing and Minimal Inhibitory Concentrations were determined. Preliminary phytochemical screening of the leaf extracts indicated the presence of alkaloids, cardiac glycosides, flavonoids, glycosides, resins, saponins, steroids, tannins, and carbohydrates in varying concentrations. Ethanolic leaf extract was more effective. The extracts inhibited the growth of isolates with increasing concentrations, ranging from 8-12 mm zones of inhibitions, showing the susceptibility of the test organisms. S. dysentriae had the highest susceptibility for both extracts with 12 mm and 13 mm zones of inhibition for aqueous and ethanolic extracts respectively at the highest concentration of 400 mg/ml. S. aureus showed the least susceptibility with 8 mm for aqueous extract while S. typhimurium showed the least susceptibility for the ethanolic extract with 9mm zones of inhibition. The analysis of variance results on zones of inhibition revealed a significant difference for both extract treatments, concentrations, and interactions between the treatments and concentrations. The Minimal Inhibitory Concentrations determined from the corresponding concentration-response curves showed that S. dysentriae had the least value of 79.433 mg/ml while the aqueous extracts against S. aureus and S. typhimurium were the largest with 125.893 mg/ml value. The activity index and activity were also deduced to measure activity. The antimicrobial activity of leaf extracts of B. aegyptiaca on bacteria of the tested isolates have been established in this study and justify the claims by the traditional healers in its use to treat infectious diseases.


Author(s):  
Santosh Kumar Chaudhary ◽  
Sushil Kumar Yadav ◽  
Dilip Kumar Mahto ◽  
Neha Sinha ◽  
Sanjay Kumar Singh

A field experiment was conducted at Nalanda College of Horticulture, Noorsarai, Nalanda during summer 2017 to assess the effect of complementary and sole applications of organic and inorganic fertilizers on the growth and yield of bottle gourd under onion-onion-bottle gourd crop sequence. The experiment consists of seven treatments viz.,T1-Inorganic fertilizers (120 Kg N: 60 Kg P2O5 and 40 Kg K2O); T2-50% NPK through inorganic fertilizer + 50%N through FYM; T3-50% N through FYM + 50% N through VC; T4-1/3 of N through FYM + VC + Neemcake; T5-50% N through FYM + PSB + Azotobactor; T6-T3 + PSB + Azotobactor and T7-T4 + PSB + Azotobactor. These seven treatments were replicated thrice in Randomized Block Design. Results revealed that T1-100% NPK through inorganic fertilizer recorded 225.7 q ha-1 fruit yield, which was statistically at par with T2 and T6 producing (211.8 and 209.5 q ha-1). Vine length differed significantly at all the growth stages. T1 recorded maximum vine length (51.8, 370.3 and 464.7 cm) at 30, 60 and 90 DAS, which was significantly higher over T5 at 30 DAS, over T4 and T5 at 60 DAS and over T5 at 90 DAS. Among organics, T6 recorded longest vine, while T5 recorded shortest. No. of branches were found non-significant at 30 DAS but it become significant at 60 and 90 DAS and found significantly highest in T6 over all the treatments. After completion of the cropping system; onion-onion-bottle gourd, soils were subjected to analysis. pH differed significantly, while non-significant difference were observed in EC and soil Org-C. Similarly, available N and P concentration were also found non-significant due to different fertilizer sources, but the concentration of available K differed significantly and found highest in T1 which was at par with T2. T1-100% inorganic fertilizer sources recorded highest gross return, net return and B: C ratio followed by T2. On the basis of result it has been concluded that T2 having 50% NPK through inorganic fertilizer + 50% N through FYM may found suitable for sustainable bottle gourd production as it performed at par with T1 in respect to crop growth and yield.


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