scholarly journals Growth, yield and biochemical responses of cowpea (Vigna unguiculata) to fish silage enriched vermicompost

2019 ◽  
Vol 66 (1) ◽  
Author(s):  
S. Tanuja ◽  
S.K. Nayak ◽  
D.N. Sadangi

The study investigated effect of vermicompost enriched with fish silage on the growth, yield and biochemical constituents of cowpea. The experiment was laid out in a randomised complete block design (RCBD) in three replicates with plot size of 2.0×2.0 m each. The treatments were chemical fertiliser (CF) (100 kg urea + 300 kg single super phosphate ha-1), fish silage enriched vermicompost (VCS) (3.33 t of enriched vermicompost and 300 kg single super phosphate ha-1) and vermicompost (VC) (4.5 t vermicompost + 300 kg single super phosphate ha-1). Data on growth and yield parameters of cowpea were analysed. Chlorophyll and carotenoid content of the leaves were also estimated. Results showed that cowpea performed best with the enriched vermicompost in terms of average yield of fruits per plant (209.27 g), plant height (114.2 cm), total number of branches per plant (13.4), weight per fruit (4.41 g) and number of seeds per fruit (10.5). Cowpea plants given inorganic fertiliser had a better biochemical profile with higher total chlorophyll (37.52 mg g-1) and carotenoid (1.497 mg g-1) content than the organic manure treated plants. Results revealed that enriching vermicompost with fish silage is a potential option for improving the nutrient content of vermicompost, resulting in higher crop production by converting fish waste into a useful byproduct.

2018 ◽  
pp. 1-10
Author(s):  
I. Audu ◽  
Z. Bello ◽  
J. B. Abakura

Field experiment was conducted during the 2016 and 2017 raining season in the Teaching and Research Farm of the Department of Crop Production, Modibbo Adama University of Technology Yola, Adamawa State. The experiment was designed to study the effect of compost and farmyard manure on growth yield and yield parameters of sweet pepper (capsicum annum L.) in Yola, Adamawa state. Eight purposes of study, eight research questions and two hypotheses were formulated for the study. The research was an experimental design with three treatments and three replicate. Factorial application of 6 kg of each manure was used for 2500 m2 (0.25 ha) after two weeks of transplanting except in the case of control group which is 0 kg application. All data collected were measured and subjected to analysis of variance (ANOVA) appropriate to complete randomized block design (RCBD). The result shows that there was significant effect of farmyard manure in the growth and yield parameters of sweet pepper such as plant height, number of leaves, number of branches and stem girth at two, four and six weeks after transplanting (WAT) and number of fruits, length of fruits, diameter of fruits and fruits weight at one, two, and three weeks of harvest with regard to the effect of compost manure, which shows least significant different in the growth and yield of sweet pepper (Capsicum annum L.) in Adamawa state.


2021 ◽  
Vol 7 (1) ◽  
pp. 40-47
Author(s):  
SM Ashiful Islam ◽  
Md Abul Hashem ◽  
Tahsina Sharmin Hoque ◽  
Md Rafiqul Islam

Balanced fertilization is a pre-requisite for better rice production and it is necessary to determine optimum combination of nutrient elements for application. An experiment was conducted at the Soil Science Field Laboratory of Bangladesh Agricultural University, Mymensingh during Boro season to investigate the effects of reduced rates of phosphorus (P) and sulphur (S) on the growth, yield, nutrient content and uptake by rice. The experiment was laid out in a Randomized Complete Block Design (RCBD) with three replications and eight treatments viz. T1: Control, T2: Recommended Fertilizer Dose (RFD), T3: RFD -20% P, T4: RFD-40% P, T5: RFD-20% S, T6: RFD-40% S, T7: RFD-20% PS and T8: RFD-40% PS. The recommended fertilizer doses were 125 kg N ha-1, 25 kg P ha-1, 70 kg K ha-1, 15 kg S ha-1 and 3 kg Zn ha-1 supplied from urea, TSP, MoP, gypsum and zinc sulphate, respectively. There was significant effect of reduced rates of P and S fertilizers on rice yield compared to control. The highest grain yield of 5.10 t ha-1 and straw yield of 7.02 t ha-1 were recorded from treatment T2 (RFD) that produced the maximum values of all the yield components and the highest content and uptake of nutrients. The performance of T2 and T3 (RFD - 20% P) was statistically similar in producing yield parameters, yields, nutrient contents and uptake by rice. Again, 20% reduced rate of S (T5) or of P and S (T7) caused significant yield reduction, poor yield parameters and less nutrient uptake compared to T2. Thus, the recommended fertilizer dose and the treatments where 20% P was reduced from the RFD are equally efficient in increasing yield as well as enhancing nutritional quality of rice. This reduction of chemical fertilizer could help lessen the cost of rice production with decreasing environmental risk. Asian J. Med. Biol. Res. March 2021, 7(1): 40-47


2016 ◽  
Vol 9 (1) ◽  
pp. 99-108 ◽  
Author(s):  
CA Afroz ◽  
MAH Shimul ◽  
M Ikrum ◽  
MA Siddiky ◽  
MA Razzaque

The experiment was conducted at Horticulture Research Centre, Gazipur, Bangladesh, to study the effects of N, P, K, and S on growth, yield and nutrient content of strawberry following Randomized Complete Block Design (RCBD) method. There were 4 levels of different nutrients and there was a positive impact of each fertilizer combinations on yield, yield parameters and nutrient contents of BARI Strawberry except control treatment. The highest values of plant height (25.60 cm); number of leaves (21.66), flowers (125.33), fruits (12.35),destroyed fruits (11), fruit weight (215.10 g) plant-1 and fruit length (4.16 cm), fruit diameter (3.41cm), individual fruit weight (17.85 g) and fruit yield (11.50 t ha-1) were found in treatment of 115,40,110 and 25 kg ha-1NPKS, respectively. Among the fertilizers, the single effect of N (115 kg ha-1), P (40 kg ha-1), K (110 kg ha-1) and S (25 kg ha-1) gave maximum growth and yield of strawberry. The highest concentration of N, P, K and S were found in shoot and fruit of strawberry when N, P, K and S fertilizers were used 140,60,135 and 35 kg ha-1, respectively.J. Environ. Sci. & Natural Resources, 9(1): 99-108 2016


2021 ◽  
Vol 23 (2) ◽  
pp. 219-222
Author(s):  
S BHARADHI ◽  

A field experiment was carried out on a farmer’s field at Kannitamilnadu village in Cuddalore district, Tamilnadu during 2018 to find out the suitable organic inputs and pattern of mulching for better growth and yield of roselle (Hibiscus sabdariffavar. sabdariffa). The experiment was laid out in a factorial randomized block design with five levels of organic manures and four levels of mulching with three replication.. Best of the interaction effect was due to the combined application of 25 t FYM + 3 t poultry manure ha-1+ plastic mulch (M3S2) which recorded the highest values for all growth and yield parameters viz., plant height (228.3 cm), number of branches (14.5), leaf area (308.9 cm2), number of calcyes/plant (33.5), calyx yield/plant (233.9 g) and calyx yield/ha (6568.75 kg). The lowest values of these parameters were recorded under control (no organics and no mulching) treatment


2021 ◽  
Vol 913 (1) ◽  
pp. 012019
Author(s):  
A Nikmatullah ◽  
G G Samudra ◽  
K Zawani ◽  
K Muslim ◽  
I Nairfana ◽  
...  

Abstract Carrot is an increasingly important root vegetable in Indonesia, and it is commonly served as cooked mixed-vegetables or consumed freshly as salads or juices. Therefore, development of eco-friendly cultivation technology, including in lowlands, is important to meet the increased demand. This research analysed growth and yield of carrot plant in lowland in response to foliar-organic-fertilization as well as characterized the quality, carotenoid and sugar contents as well as hardness of the taproot. A Randomized completely block design (an RCBD) experiments was conducted in Bagik Polak Village, Labuapi District of West Lombok Regency (at ca. 45 m above mean sea level/amsl) from June to October 2020. During the cource of the experiment, the carrot plants were treated with 6 concentration of foliar organic fertilizer, that were 0 ml/L (K0), 5 ml/L (K1), 10 ml/L (K2), 15 ml/L (K3), 20 ml/L (k4) dan 25 ml/L (K5). There was no chemical fertilization added to the plots, but chicken manure of 20 tons/ha was equally given to all treatments. Application of foliar organic fertilizer increased growth and yield of the carrot plant by increasing physiological responses of the carrot plant as shown by a decrease ratio of above to below ground biomass and increase in the leaf chlorophyll content. Interestingly, application of foliar organic fertilizer enhanced the sweetness, carotenoid contents of the carrot taproots compared to the control plants.


2017 ◽  
Vol 5 (11) ◽  
pp. 400-413
Author(s):  
Babajide Peter ◽  
OpasinaIfeoluwa ◽  
Ajibola Adijat ◽  
Noah ◽  
Oyedele Temitope ◽  
...  

It is not unreasonable to state that, even before the introduction of organic agriculture, African local farmers have numerous of undocumented environment-friendly, nature-inclined indigenous techniques for boosting soil fertility and enhancing crop yield. However, despite the versatility of indigenous knowledge, setback is always experienced from western science, which tags such knowledge as being non-scientific and not worthy of scholarly engagements. A field experiment was carried out in the year 2013, at the Teaching and Research Farms, LadokeAkintola University of Technology, Ogbomoso, to assess the soil fertility and yield promoting potentials of some indigenous plant species’ botanicals used as pre-planting treatments on different maize varieties. It was a 3 by 5 factorial experiment. The treatments introduced were: Three (3) maize varieties (V1 = ACR-DMR-SR-Y, V2 = Local EM-W and V3 = Suwan Solo Yellow and five (5) other treatments (comprising pre-sowing botanical treatments of: Kigeliaafricana only, Glyphea brevis only, combination of Kigeliaafricana and Glyphea brevis only, NPK fertilizer application (as a reference) and the control (treated with ordinary water only). The trial was laid out in Split Plot in Randomized Complete Block Design (RCBD), replicated three times. Data were collected on growth and yield parameters, and the data collected were analysed using analysis of variance (ANOVA). Means were compared using Duncan Multiple Range Test (DMRT). All the botanical treatments significantly influenced germination, growth, yield and nutrient uptakes of maize, compared to the control. Either of the botanicals tested (with ordinary basal manure application of the pre-existing plant residues on the field), competed effectively with NPK fertilized plants. Hence, since maize responded better to sole treatments of either Kigeliaafricana or Glyphea brevis extracts, irrespective of varieties than the combined treatment of the two botanicals, any of the maize varieties is therefore recommended as being suitably compatible with either of the sole botanical treatments, in the study area. Thus, this research is reasonable, particularly in the aspects of fertilizer economy, environment-friendliness, organic farming and more profitable crop production in the tropics, where soils are continuously cropped and marginal.


Horticulturae ◽  
2021 ◽  
Vol 7 (9) ◽  
pp. 292
Author(s):  
Zienab F. R. Ahmed ◽  
Alghazal K. H. Alnuaimi ◽  
Amira Askri ◽  
Nikolaos Tzortzakis

Organic fresh products are appreciated and are gaining a good reputation regarding human health and environmental concerns. Despite the fact that hydroponics are commonly used in vegetable production, growers are looking for sustainable cultivation systems. Therefore, the objective of this study was to investigate the effect of using an organic-based nutrient solution (NS) derived from fish waste in a hydroponic system on the vegetative growth and production of lettuce compared to a conventional inorganic NS. Plant growth, yield, physiological and nutrient content parameters were determined. The results revealed that the overall growth and fresh biomass of the organic NS grown lettuce were relatively lower than those of the inorganic NS. Stomata density was significantly higher in inorganic grown lettuce compared to the organic one. However, the total chlorophyll, carotene, phenolic compounds, and flavonoid contents, as well as antioxidant activity were significantly higher in lettuce grown in organic NS compared to the inorganic one. Leaf nutrient content at harvest was significantly impacted by the type of used fertilizer. Based on these findings, in hydroponic system, organic liquid fertilizer derived from fish waste (as an alternative NS source) requires further improvements to achieve optimal growth and yield comparable to that of conventional inorganic NS.


Author(s):  
Ambouta Harouna Karimou ◽  
Guero Yadji ◽  
Abdou Gado Fanna ◽  
Abarchi Idrissa

Aims: A field experiment was conducted at the Research Farm of Faculty of Agricultural Sciences, Abdou Moumouni University of Niamey - Niger, from November to March 2018 to determine the effects of different rate of bat guano fertilizers on growth and yield parameters of tomato (Lycopersicon esculentum Mill). Study Design: The four treatments included no manure T0 as control, T1-500 kg/ha, T2-1000 kg/ha T3-1500 kg/ha of bat guano fertilizers was laid out in a Randomized Complete Block Design (RCBD) with four replications. Methodology: The variables measured were plant height, number of branches, stem diameter and fruit yield obtained. Data collected were subjected to Analysis of Variance (ANOVA). The means were separated using LSD at five percent level of significance. Results: The results showed that all levels of bat guano improve the growth and yield parameters of tomato compared to the control. Growth and yield parameters of tomato plants treated with 1500 kg/ha and 500 kg/ha of bat guano were higher than the other treatments. The T3 (1500 kg/ha) and T1 (500 kg/ha) of bat guano are statistically homogenous and showed highest plant yield with 40.45 and 38.75 t/ha of tomato fruits respectively. Conclusion: Based on the findings of the experiments it could be deduced that bat guano seems to promote higher growth yield of tomato. Thus, it should be recommended 500 kg/ha of bat guano for growers of tomato crop in the study area.


Author(s):  
Monika Peddapuli

In order to investigate the effect of zinc nutrition on growth, yield, and quality parameters of sweetcorn, a field experiment comprising of nine treatments with three replications was carried out in Randomised Block Design during Kharif, season 2020 on sandy clay soils of Agricultural College Farm, Bapatla. The analysis of variance showed a significant effect of zinc application on growth and yield parameters. The detailed results of the study showed that among the various zinc fortification treatments, RDF + Zn EDTA @ 10 kg ha-1 (Soil) + Nano ZnO @ 250 ppm at 20 & 40 DAS (Foliar spray) registered superior plant growth characters like plant height at harvest (214.4 cm) leaf area index at harvest (2.94) and dry matter accumulation at harvest (9903 kg ha-1). The yield parameters like no. of seed rows per cob (16.84), no. of seeds per row (32.57), green cob yield (12,638 kg ha-1), and green fodder yield (19,674 kg ha-1) were maximum with RDF + Zn EDTA @ 10 kg ha-1 (Soil) + Nano ZnO @ 250 ppm at 20 & 40 DAS (Foliar spray) which was significantly superior over rest of the treatments whereas lower growth and yield was noticed with RDF alone.


2011 ◽  
Vol 21 (4) ◽  
pp. 324 ◽  
Author(s):  
Martias ◽  
F Nasution ◽  
Noflindawati ◽  
Tri Budiyanti ◽  
Yusdar Hilman

Pepaya sangat potensial dibudidayakan di lahan rawa pasang surut, tetapi ketersediaan hara dalam tanahnya tergolong rendah. Nitrogen dan kalium merupakan hara yang relatif banyak dibutuhkan pepaya, sehingga budidaya pepaya di lahan rawa pasang surut perlu penambahan hara tersebut melalui pemupukan. Penelitian dilakukan di lahan rawa pasang surut eks proyek lahan gambut (PLG) sejuta hektar di Kecamatan Mantangai, Kabupaten Kapuas, Provinsi Kalimantan Tengah dari bulan Juni 2007 sampai April 2008. Tujuan penelitian ialah untuk mengetahui pengaruh pemberian hara N dan K terhadap pertumbuhan dan produksi pepaya. Benih pepaya yang digunakan ialah varietas Merah Delima. Penelitian disusun dengan rancangan acak kelompok  faktorial dengan tiga ulangan. Faktor I ialah takaran pupuk nitrogen yaitu 0, 125, 250, 375 g/tanaman dan faktor II ialah takaran pupuk kalium (K20) yaitu 0, 150, 300, 450 g/tanaman. Tiap unit perlakuan terdiri atas 10 tanaman. Parameter yang diamati meliputi sifat kimia tanah, pertumbuhan vegetatif, dan produksi tanaman. Hasil penelitian menunjukan bahwa  ketersediaan N, P, dan Fe di lokasi penelitian tergolong sangat tinggi, K rendah, sedangkan Ca dan Mg sangat rendah. Pemupukan N hingga taraf 375 g/tanaman tidak berpengaruh nyata terhadap peningkatan pertumbuhan vegetatif tanaman pepaya. Namun pada fase produktif (10 bulan setelah tanam), panjang buah secara nyata meningkat dengan pemberian N 250 g/tanaman. Pemberian K2O pada taraf 300g/tanaman secara nyata meningkatkan pertumbuhan vegetatif dan produksi tanaman (jumlah, bobot, panjang, dan PTT), sedangkan pemberian K2O yang melebihi 300 g/tanaman mengakibatkan penurunan pertumbuhan, produksi, dan kualitas buah. Hasil penelitian ini dapat digunakan sebagai landasan penelitian dan penyusunan rekomendasi pemupukan pepaya di lahan rawa pasang surut. <br /><br /><br /><br />Papaya has opportunity to be cultivated in tidal swamp land but the availability of its nutrient in the soil is low.  Nitrogen and potassium are the major nutrients needed by papaya, so that the nutrient should be added through fertilization. The research was conducted in tidal swamp land in Mantangai, Kapuas, Central Kalimantan Province, from June 2007 to April 2008. The objective of this research was to investigate the effect of nutrient N and K on growth and production of papaya in tidal swamp land. Merah Delima variety was used as a seed in this research. The factorial experiment was arranged in a randomized block design with three replications.The first factor was dosage of nitrogen of 0, 125, 250, and 375 g/plant and the second factor was amount of potassium (K2O) from 0, 150, 300, and 450 g/plant. Each unit of treatment consisted of 10 plants. The parameters observed include the chemical properties of soil, vegetative growth, and crop production. The results showed that the availability of  N, P, and Fe at the research location was classified as very high, whereas K was low, Ca and Mg were very low. Nitrogen fertilization up to level 375 g/plant did not significantly increase the vegetative growth of papaya plants because of its high availability of the nutrition on the soil. However, in the productive phase (10 months after planting), fruit length was significantly increased with application of N in dose 250 g/plant. Application of K2O fertilizer on 300/plant increased significantly vegetative growth and yield (number of fruit, fruit weight, fruit length, and TSS), whereas application of more than 300 g/plant decreased their growth, yield, and fruit quality. The results can be used as the basis to arrange and formulate fertilizer recommendation on papaya  which is mainly grown on tidal swamp land.<br /><br />


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