scholarly journals Growth and Yield Response of Two Onion (Allium cepa L.) Varieties to Organic and Inorganic Fertilizers in the Forest- Savannah Transitional Zone of Ghana

Author(s):  
Ali A. Danje ◽  
M. E. Essilfie ◽  
E. K. Asiedu

The objective of the experiment was to evaluate the influence of organic and inorganic fertilizers on growth and yield of two onion varieties in the transitional zone of Ghana. The experiment was laid out in a split plot design with 3 replications. Two varieties [Bawku Red and Red Creole] were laid as main plots and fertilizer rates [10 t/ha Cow dung, 10 t/ha Poultry manure, 300 kg/ha NPK, 5 t/ha PM + 150 kg/ha NPK, 5 t/ha CD + 150 kg/ha NPK) and control (without amendment)] were assigned to sub-plots. The two field experiments were conducted in 2016 and 2017 cropping seasons at the research field of the College of Agriculture Education, University of Education Winneba, Mampong campus. The result showed that Bawku Red planted on 5 t/ha PM + 150 kg/ha NPK produced (P=.05) higher number of leaves per plant and shoot fresh and dry weight than the control during the 2016 cropping season. Red Creole planted on 10 t/ha PM had higher number of leaves per plant, taller plants and higher marketable bulb yield than the control during the 2016 cropping season. In both 2016 and 2017 cropping seasons, Bawku Red and Red Creole planted on 5 t/ha PM + 150 kg/ha NPK produced (P=.05) higher total bulb yield than the control. For maximum vegetative growth and yield in onion production, preferably Bawku red, sole poultry manure (10 t/ha) and/or in combination with NPK (5 t/ha PM+150 kg/ha NPK) is recommended.


2012 ◽  
pp. 55-59
Author(s):  
Abdul Bari Andishmand ◽  
Mohammad Safar Noori

This study was carried out to ascertain the effects of organic manure (farmyard manure, poultry manure, and vermicompost) and chemical fertilizers NPK (nitrogen, phosphorus, and potassium) on the growth and yield of onion. The research was consisting ten treatments with three replications. Different levels of nitrogen (0, 100, and 150 kg ha-1), phosphorus (0, 75, and 100 kg ha-1), potassium (0, 80, and 100 kg ha-1) fertilizers, and various rates of organic manures (20 ton ha-1 of farmyard manure, 20 t ha-1 of poultry manure and 15 t ha-1 of vermicompost) were applied to the soil at different combinations. The results of this study have shown that both inorganic fertilizers and organic manures significantly influenced all growth and yield parameters. Whereas, maximum plant height (50.50 cm) and bulb yield (30.75 t ha-1) were obtained at the combination of 20 t ha-1 farmyard manure + 150 kg ha-1 N + 100 kg ha-1 P2O5 + 100 kg ha-1 K2O. However, the minimum bulb yield (15.80 t ha-1) was observed with control where no fertilizer was applied. Therefore, application of 20 t ha-1 farmyard manure during field preparation followed by application of 150 kg ha-1 N + 100 kg ha-1 P2O5 + 100 kg ha-1 K2O can be recommended for optimal growth and maximum bulb yield of onion.



2021 ◽  
Vol 23 (1) ◽  
pp. 46-52
Author(s):  
Erin Puspita Rini ◽  
Sugiyanta Sugiyanta

[CABBAGE (Brassica olacea var. capitata) GROWTH AND YIELD AFFECTED BY COMBINATION OF ORGANIC AND INORGANIC FERTILIZER APPLICATIONS]. The use of organic fertilizer increasingly sought by farmers due to the increase in demand for organic products by consumers and also awareness of the sustainability of the land. The use of organic fertilizers in the cultivation alone could improve the soil quality but needs to be balanced with inorganic fertilizers to meet the nutrient adequacy. This study aims to examine the effect of organic and inorganic fertilizers combination on the growth and cabbage yield, and also to determine the most efficient dosage combination of organic and inorganic fertilizers. This research was conducted at the IPB Pasir Sarongge Experimental Station, Cianjur, West Java from November 2020 to February 2021. The study was compiled using RCBD with 4 replications and 7 treatments. The results showed the combination of 0.75 doses of inorganic fertilizer (150 kg/ha of urea, 75 kg/ha SP36, and 75 kg/ha KCl) and 3 tons/ha of organic fertilizer could increase 14.87 to 15.44% plant height and the number of leaves at 12.82 -15.11% compared to the same dose of inorganic fertilizer treatment alone. The combination of 1 dose (200 kg/ha of urea, 100 kg/ha SP36, and 100 kg/ha KCl) inorganic fertilizer application and 2 tonnes/ha of organic fertilizer could increase 50,60% yield/plot and yield/ha cabbage than 1 dose of inorganic fertilizer treatment..



Author(s):  
H. K. Sachan ◽  
Deeksha Krishna

Background: French bean is used both as dry seeds or as green pod vegetable and it is in increasing demand throughout Fiji. Limited agronomical information is available for its cultivation which is one of the barriers in increasing its production in country. This research aimed to study the influence of organic and inorganic fertilizers on growth and yield of (Phaseolus vulgaris L.) in Fiji. Methods: This research was conducted during April to September 2018 in a Randomized Block Design with three replications and seven treatments of organic and inorganic fertilizers. Observations on growth parameters and yield attributes were recorded and analyzed using analysis of variance technique. Result: Organic and inorganic fertilizers combinations significantly increase the growth and green pod yield of French bean. The applications of nutrient in combination of organic and inorganic fertilizers were found more effective than inorganic fertilizers or organic manure alone for growth and yield of French bean. The combination of 100% NPK (200 kg ha-1) along with Poultry manure @ 5 t ha-1 was found most effective for enhancing growth and yield. It was recorded that on the basis of yield and growth performance treatment 100% NPK along with PM @ 5 t ha-1 was superior.



2020 ◽  
pp. 36-41

This study was carried out at the Faculty of Agriculture Teaching and Research farm, University of Benin during the early planting season in April 2016 to evaluate the growth response of Amaranthus hybridus and some soil physical and chemical properties as influenced by organic and micronutrient fertilizers, mycorrhizal inoculum. In this experiment four treatments (poultry manure + cow dung + pig manure (PCP), poultry manure + mycorrhiza (Pm), poultry manure + mycorrhiza + foliar blend (PmMF) and control (C) were replicated four times and arranged in a randomized complete block design (RCBD) in a plot size of 70m2 . Soil samples were taken prior and after the trial at a 0-15cm depth for analysis. Results revealed that the soil (sand, silt and clay) and the textural class remained the same (loamy sand) and the micronutrient had no significant effect on the treated plots; however, all the treatments showed a significant increase in the soil pH, organic carbon, organic matter, NPK and Mg and a slight decrease in Ca and Na when compared to the pre-trial soil indicating an increase in residual soil nutrient status. Nutrient content N, P, K, plant height (51.13cm), number of leaves (67.80), stem girth (5.61cm), leaf area (194.87cm2 ) and yield (7.51 t/ ha) were significantly higher in plots treated with PM when compared to other treatments PMF, PCP and control in that order, with control having the lowest values of plant height (19.13 cm), number of leaves (26.00) stem girth (2.80 cm) leaf area (57.76 cm2 ) and yield (0.80 t/ha). Also, significantly higher spores, root arbuscules, root vesicle and root hyphae were recorded in PM (66.20,13.60,9.80,13.40) and PMF (74.40,10.50,11.10,10.50) treatment when compared to other treatments PCP and control.



Author(s):  
P. Yaw Debrah ◽  
C. Afriyie-Debrah ◽  
F. Nuhu ◽  
P. Francisco Ribeiro ◽  
E. Agyei Obeng

Aim: The experiment was conducted in the Kintampo North Municipality during the 2017 cropping season from August to November to evaluate the response of cabbage to different soil amendments. Methods: It was a single factor experiment laid out in a Randomized Complete Block design with three replications. The five treatments which includes NPK 15-15-15, poultry manure, cow dung and goat manure and a control. Results: Parameters measured were plant height, number of leaves, leave length, canopy diameter, head diameter and head weight. Generally, all treatments performed better than the control used in the study. Conclusions: Poultry manure performed similar to NPK 15-15-15, and were superior to all other treatments in all parameters measured. Cow dung and goat manure performed fairly well in the parameters measured. Recommendation: The study therefore recommends the application of poultry manure for improved growth, yield maximization and sustainable cabbage production.  Application of cow dung and goat manure can also be adopted for appreciable yields of cabbage.



2018 ◽  
Vol 12 (1) ◽  
pp. 79-91
Author(s):  
Enrique Biñas Jr. ◽  
◽  
Ulysses Cagasan ◽  

Organic manures are eco-friendly alternatives to inorganic fertilizers. However, a large volume of organic inputs is needed to meet the nutritional requirements of crops. Hence, there is a need to combine them with inorganic fertilizers to attain better crop yield. This study was conducted to evaluate the effects of the combined application of organic and inorganic fertilizers on the growth and yield performance of sweetcorn and on the profitability of sweetcorn production. The treatments were as follows: T0 - -1 Control (without fertilizer applied), T1 - Inorganic fertilizer at 90-60-60 kg ha -1 -1 (N, P O , K O), T - 5 t ha of vermicompost + 45-30-30 kg ha N, P O , K O, T - 5 2 5 2 2 2 5 2 3 -1 -1 -1 t ha of poultry manure + 45-30-30 kg ha N, P O , K O, T - 5 t ha of cow 2 5 2 4 -1 -1 manure + 45-30-30 kg ha N, P O , K O, T - 5 t ha of goat manure + 45-30-30 2 5 2 5 -1 -1 -1 kg ha N, P2O5 , K2O, T6 - 5 t ha of mudpress + 45-30-30 kg ha N, P2O5 , K2O, T7 - -1 Foliar spray (Fermented Golden Snail) + 45-30-30 kg ha N, P O , K O. The 2 5 2 experiment was laid out in RCBD with 3 replications. Results showed that sweetcorn plants applied with organic + inorganic fertilizers regardless of source had comparable growth and yield performance to plants applied -1 with pure inorganic fertilizers. The highest net income of PhP62,086.00 ha was obtained from plants applied with combined goat manure and inorganic fertilizers. This suggests that in sweetcorn production, it is feasible to reduce the use of inorganic fertilizers by combining them with organic fertilizers



2021 ◽  
Vol 25 (2) ◽  
pp. 145-149
Author(s):  
O.O. Akintola ◽  
I.O. Abiola ◽  
O.O. Akinola ◽  
K.O. Babatunde ◽  
A.A. Ekaun ◽  
...  

Soils have shown a negative balance in nutrient budget which poses a great threat to sustainable soil management for increase in growth and crop yield. This study thus investigated the effects of organic and inorganic fertilizers on the growth of Senecio biafrae (Oliv. &Hiern). Topsoil, organic (poultry manure) and inorganic fertilizers (NPK 15:15:15) were used. The fertilizers were weighed and applied to the soil at 5g, 10g, 15g each; control topsoil without application of fertilizers and were replicated five times. Growth  parameters including height, number of leaves and stem diameter were taken weekly for the period of the experiment. Application ofpoultry manure and NPK fertilizer had significant effects on all the growth parameters considered. The application of poultry manure resulted into significant increase in the growth parameters towards the latter part of the study. This study has shown that organic manure has great potential for improving soil productivity and plant growth. Keywords: Senecio biafrae, investigate, organic, inorganic, plant yield



2013 ◽  
Vol 19 (1) ◽  
pp. 23-31
Author(s):  
S Khanom ◽  
BK Saha ◽  
MT Islam ◽  
MAH Chowdhury

A pot experiment was conducted in the open net house of the Department of Agricultural Chemistry, Bangladesh Agricultural University, Mymensingh from January to June, 2007, to study the effect of organic and inorganic fertilizers on the growth, leaf yield, chlorophyll and protein contents of Stevia rebaudiana (Bert.). The experiment was laid out in completely randomized design with three replications having 16 treatment combinations. Four types of soil viz., saline, acidic, calcareous and non-calcareous soils were collected from Khulna, Tangail, Natore and Mymensingh districts of Bangladesh, respectively. Two organic (poultry manure and cow dung) and one inorganic fertilizers @ the recommended dose along with a control were used as treatment factor. The experimental results indicated that different soil types significantly influenced all parameters studied. The highest values of all parameters were obtained from the plant grown in noncalcareous soil which was identical with acidic soil for some parameters. Different types of organic and inorganic fertilizer had also significant influence on all plant parameters. In all cases, the highest values were recorded from the plant fertilized with chemical fertilizers. Poultry manure and cow dung also showed identical results with chemical fertilizer in most cases. Interaction effect of different types of soil and fertilizer showed significant variation for most of the parameters studied except chlorophyll and protein contents. Plants grown in noncalcareous soil fertilized with chemical fertilizers exhibited the best performance in most of the cases. The overall results suggested that stevia can be cultivated in noncalcareous and acidic soils fertilized with chemical fertilizers along with poultry manure favoring the productivity of stevia.DOI: http://dx.doi.org/10.3329/pa.v19i1.16986 Progress. Agric. 19(1): 23 - 31, 2008 



2021 ◽  
Vol 6 (6) ◽  
pp. 153-161
Author(s):  
S. Iddrisu ◽  
M. E. Essilfie ◽  
G. Bolfrey –Arku

Two field experiments were conducted for two cropping seasons at the Multipurpose Crop Nursery of the Akenten Appiah-Menka University of Skills Training and Entrepreneurial Development Mampong-Ashanti, from August to November, 2015and June to September, 2016 to determine the response of cabbage (Brassica oleracea var capitata) to organic and inorganic fertilizers on growth, yield and incidence of insect pest. The experimental design used for the field experiment was a randomized complete block design (RCBD) with three replications. The treatments were: poultry manure (20 t ha-1) + Cypermetrine (30 l ha-1), cow dung (20 t ha-1) + Cypermetrine (30 l ha-1), N.P.K (15:15:15) (300 kg) + Cypermetrine (30 lha-1), foliar + Cypermetrine (30 l ha-1), poultry manure (20 t ha-1) + neem leaf extract, cow dung (20 t ha-1) + neem leaf extract, N.P.K (15:15:15)(300 kg) + neem leaf extract, foliar + neem leaf extract and the control (no fertilizer and no insecticide). The result revealed that the application of organic manure (poultry manure and cow dung) and inorganic fertilization is a better option for soil fertility enhancement in cabbage production.High percentage crop establishment (>95%) was achieved across treatments with NPK + Cypermetrine, poultry manure + neem, N.P.K (15:15:15) + Neem or Foliar fertilizer + neem achieving 100% crop establishment. The application of Cow dung+ NLE produced the highest number of open leaves in both seasons. Application of poultry manure and N.P.K combined with Cypermetrine significantly improved head weight and cabbage yield.Application of poultry manure combined with Cypermetrine or neem leaf extract produced earliest head initiation and widest head diameter.In conclusion cabbage growers are encouraged to use poultry manure at 20 t ha-1 and N.P.K (15:15:15) (300 kg) combined with Cypermetrine at 30 l ha -1 and neem leaf extract for the improvement of cabbage growth, yield and incidence of insect pest.



2019 ◽  
Vol 17 (3) ◽  
pp. 338-343
Author(s):  
Annisha Afrin ◽  
M Ashraful Islam ◽  
Md Mokter Hossain ◽  
Md. Mehedi Hasan Hafiz

The experiment was carried out at the Horticulture Farm of Bangladesh Agricultural University, Mymensingh to investigate the influence of organic and inorganic fertilizers with irrigation intervals on the growth and yield of carrot during November, 2016 to March, 2017. Different days interval irrigation were applied namely no irrigation (I0), 7 days interval (I7), 15 days interval (I15) and 30 days interval (I30). Organic and inorganic fertilizers were given as treatments like control (no fertilizer) (F0), vermicompost (F1), mixed fertilizer (2/3 vermicompost + 1/3 inorganic fertilizer) (F2), inorganic fertilizer (F3). The experiment was laid out in RCBD (randomized complete block design) with three replications. Irrigation interval treatments showed significant influence on growth and yield related parameters of carrot. Plant height, other growth related parameters and yield were found significantly different considering the effect of irrigation and fertilizers treatments. Considering the effect of irrigation, the highest and the lowest plant height was obtained 45.35 cm and 39.77 cm from 7 days interval irrigation and control, respectively. The highest marketable yield (42.47 t/ha) was found from 7 days irrigation interval and it was 27.40% higher compared to control (30.83 t/ha). Mixed of organic and inorganic fertilizer (F2) gave the highest plant height (47.58 cm) and the lowest plant height (35.08 cm) was found from the control treatment. Gross yield and marketable yield per hectare were higher 21.21% and 22.03% in F2 compared to control treatment. Considering the treatment combination, irrigation at 7 days interval with mixed fertilizer (I7F2) produced the highest plant height (50.42 cm), number of leaves (11.67), diameter of root (3.90 cm), length of root (23.20 cm), fresh weight of individual root (106.20 g), gross yield (53.66 t/ha) and marketable yield (46.91 t/ha). The lowest plant height (32.75 cm), number of leaves (7.83), diameter of root (3.10 cm), length of root (13.00 cm), fresh weight of individual root (65.00 g), gross yield (32.00 t/ha) and marketable yield (26.72 t/ha) were found from the treatment combination of no irrigation with no fertilizer (I0F0). Gross yield and marketable yield per hectare were 40.37% and 43.04% higher, respectively in irrigation at 7 days interval with mixed fertilizer than other treatments combination. Irrigation interval at 7 days with mixed fertilizer had the most positive effect for the production of carrot. J Bangladesh Agril Univ 17(3): 338–343, 2019



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