scholarly journals Soil chemical properties and growth performance of white seed melon (Cucumeropsis mannii Naudin) influenced by combined soil amendments in Ile-Oluji, Nigeria

2021 ◽  
Vol 3 (1) ◽  
pp. 1-7
Author(s):  
S. L. Adebisi ◽  
◽  
M. Yahqub ◽  
G. M. Akande ◽  
◽  
...  

Field experiment was conducted to study the effects of crop residues in combination with NPK fertilizer (NPKF) on soil chemical properties and growth performance of white seed melon at Ile-Oluji, Ondo State Nigeria. The experiment involved applications of cocoa bean husk (CBH), cocoa pod husk (CPH), cocoa pod waste (CPW), kola pod husk (KPH), Tithonia diversifolia (weed much (WM) in combination with NPK 15:15:15 Fertilizer to produce twelve treatments at 4 t ha-1 CBH + 200 kg ha-1 NPKF, 4 t ha-1 CBH + 100 kg ha-1 NPKF, 4 t ha-1 CPH + 200 kg ha-1 NPKF, 4 t ha-1 CPH + 100 kg ha-1 NPKF, 4 t ha-1 CPW + 200 kg ha-1 NPKF, 4 t ha-1 CPW + 100 kg ha-1 NPKF, 4 t ha-1 KPH + 200 kg ha-1 NPKF, 4 t ha-1 KPH + 100 kg ha-1 NPKF, 2 t ha-1 WM + 200 kg ha-1 NPKF, 2 t ha-1 WM + 100 kg ha-1 NPKF, 300 kg ha-1 NPKF and control, all the amendments tested significantly improved soil chemical properties and growth performance of white seed melon relative to control. Three cocoa plants residues in combination with NPKF at reduced rates 4 t ha CBH + 200 kg ha-1 NPKF, 4 t ha-1 CPW + 200 kg ha-1 NPKF and 4 t ha-1 CPH + 200 kg ha-1 NPKF respectively significantly (p < 0.05) improved soil pH, organic matter (OM), available P, exchangeable k, Ca and Mg, Na, Fe, Al and ECEC among the amendments tested. All treatments increased number of leaf, branches and vine length of white seed melon compared to control. 4 t ha-1 CBH + 200 kg ha-1 NPKF, 4 t ha-1 CPW + 200 kg ha-1 NPKF, 4 t ha-1 CPH + 200 kg ha-1 NPKF, had highest value of crop branches.

2021 ◽  
Vol 6 (1) ◽  
pp. 356-368
Author(s):  
Patrick Ofori ◽  
Gideon Asamoah ◽  
Ben Amoah ◽  
Kwaku Osei Adu Agyeman ◽  
Edward Yeboah

Abstract Low soil fertility is a major problem limiting peri-urban vegetable production in the Kumasi metropolis. This study was conducted to assess the effects of poultry litter biochar (PLB) and NPK fertilizer application on soil chemical properties and the yield of cabbage. Twelve treatments (control, 100% NPK, 50% NPK, 2.5 t ha−1 PLB, 2.5 t ha−1 PLB + 50% NPK, 2.5 t ha−1 PLB + 100% NPK, 5 t ha−1 PLB, 5 t ha−1 PLB + 50% NPK, 5 t ha−1 PLB + 100% NPK, 7.5 t ha−1 PLB, 7.5 t ha−1 PLB + 50% NPK, and 7.5 t ha−1 PLB + 100% NPK) were evaluated under field conditions in a randomized block design with three replications. Combined application of PLB and NPK fertilizer improved the soil chemical properties, growth, and yield of cabbage relative to the control and sole PLB treatments. Application of 5 t ha−1 PLB + 50% NPK increased the soil pH, soil organic carbon, available phosphorus, and cation exchange capacity by 26.6, 41.4, 296, and 78.7%, respectively, relative to the control. Moreover, 5 t ha−1 PLB + 50% NPK increased the cabbage yield by 73% compared with the control. This study concludes that PLB and NPK fertilizers can be applied to improve the soil chemical properties and yield of cabbage.


2020 ◽  
Vol 8 (2) ◽  
pp. 2635-2642
Author(s):  
Ronggo Sadono ◽  
Wahyu Wardhana ◽  
Pandu Yudha Adi Putra Wirabuana ◽  
Fahmi Idris

Understanding the relationship between soil chemical characteristics and forest productivity is importantly required to support sustainable forest management, mainly in eucalyptus plantation. This study investigated the influence of soil chemical properties on the growth performance of Eucalyptus urophylla which established in dryland ecosystems, East Nusa Tenggara. Forest inventory was undertaken by N-trees sampling in the priority locations for E. urophylla development, located in Buat, Fatukoto1, and Fatukoto2. Four parameters were selected to describe the growth performance of E. urophylla, comprising diameter, height, volume, and mean annual increment. In each sampling point, soil sample was collected at the depths of 0-10, 11-20, and 21-30 cm. Then, the sample was composited before brought to the laboratory for quality analysis. Six parameters were selected to quantify the soil chemical characteristics, namely soil acidity (pH), soil organic carbon (SOC), total nitrogen (TN), available phosphorus (Av-P), exchangeable potassium (Exc-K), and cation exchange capacity (CEC). Results found that soil chemical properties from three locations were significantly different in pH, SOC, Av-P, and CEC. However, this study recorded the content of TN and Exc-K were statistically equal among the three sites. Difference soil chemical properties were also followed by the variation growth of E. urophylla, particularly in diameter and height. The highest volume of eucalyptus stand was observed in Fatukoto1 (181.06+95.46 m3 ha-1), followed by Buat (142.67+27.19 m3 ha-1) and FatukotoII (99.09+62.46 m3 ha-1). There were four soil parameters that meaningfully affected the growth performance of E. urophylla, i.e. pH, Av-P, Exc-K, and CEC. Among those parameters, Av-P demonstrated a consistent effect on the growth performance of E. urophylla. According to these findings, this study concluded that Av-P substantially provided higher effect on the growth performance of E. urophylla than other soil chemical parameters.


2018 ◽  
Vol 3 (3) ◽  
pp. 20-30
Author(s):  
Fajrial Lisha ◽  
Zuraida Zuraida ◽  
Teti Arabia

Abstrak. Penelitian ini bertujuan untuk mengetahui pengaruh kombinasi mulsa jagung dan pupuk NPK serta budidaya berbagai macam tanaman terhadap sifat kimia tanah pada Ultisol. Tanman yang digunakan pada penelitian ini berupa tanaman jagung, kacang tanah, dan kedelai. Penelitian menggunakan Rancangan Petak Terpisah pola RAK 3 x 4 dengan tiga ulangan dan 12 perlakuan . Faktor yang diteliti yaitu jenis tanaman dan mulsa jagung. Faktor pertama yaitu jenis tanaman terdiri dari tiga taraf yaitu ; jagung, kedelai dan kacang tanah. Faktor kedua mulsa jagung terdiri atas empat taraf  yaitu ; kontrol, tanpa mulsa, mulsa jagung 5 ton ha-1 dan mulsa jagung 10 ton ha-1 . Hasil penelitian menunjukkan bahwa perlakuan jenis tanaman  memberikan pengaruh nayata terhadap K-dd tanah. Terdapat pengaruh interaksi antara perlakuan jenis tanaman dan mulsa jagung terhadap P-tersedia.The effects of Mulching Maize Combination and NPK Fertilizer with Maize, Soybean and Groundnut cultivation in Soil Chemical Properties of UltisolAbstract. This research aims to know the effects of mulching maize combination and NPK fertilizer with plant cultivation on dry land of Ultisol towards some soil chemical properties. The types of plants that have been used in this research are Maize, Soybean and Groundnut. The experimental layout was a split plot design by 3 x 4 RCBD with three replications and 12 combinations. The first factor is types of plants, consisting of three levels ie: Maize, Soybean, and Groundnut. The second factor is moulching maize consists of four levels ie; control, without mulch, mulching maize 5 ton ha-1 and mulching maize 10 ton ha-1. The results showed that the treatment of types of plants affected the exchangeable K. There is an interaction between types of plants and mulching maize towards the available P.


Kultivasi ◽  
2019 ◽  
Vol 18 (3) ◽  
Author(s):  
Intan Abas Nur Khairunnisa ◽  
Anung Slamet Dwi ◽  
Sapto Nugroho Hadi

Sari. Penelitian ini bertujuan untuk mengetahui pengaruh bahan organik gulma paitan dan pupuk NPK terhadap sifat kimia tanah (C organik, N, dan P total), serta pertumbuhan dan hasil tomat pada Ultisols.  Penelitian dilaksanakan di screen house Fakultas Pertanian, Universitas Jenderal Soedirman, Purwokerto, pada bulan Juni sampai September 2018. Penelitian ini menggunakan rancangan perlakuan faktorial 3x3. Faktor pertama adalah bahan organik tumbuhan paitan, terdiri atas 3 taraf, yaitu 0, 125, dan 250 g/tanaman. Faktor kedua adalah dosis NPK, terdiri atas 3 taraf, yaitu 0; 3,61; dan 5,42 g/tanaman. Seluruh kombinasi perlakuan dialokasikan ke dalam unit percobaan dengan menggunakan Rancangan Acak Kelompok yang diulang 3 kali. Variabel yang diamati meliputi C organik, N total, P total, serta pertumbuhan dan hasil tomat. Data dianalisis dengan uji F, dilanjutkan dengan Duncan’s Multiple Range Test. Hasil penelitian menunjukkan bahwa bahan organik tumbuhan paitan dengan dosis 250 g/tanaman cenderung memperbaiki sifat kimia tanah, serta berpengaruh terhadap pertumbuhan dan hasil tomat seperti jumlah daun, luas daun, bobot segar buah per tanaman sebesar 43,29% dari kontrol, dan jumlah buah sebesar 54,26% dari kontrol. Pupuk NPK dengan dosis 5,42 g/tanaman cenderung berpengaruh terhadap sifat kimia tanah, serta berpengaruh nyata semua variabel pertumbuhan dan hasil kecuali bobot segar akar. Kombinasi bahan organik tumbuhan paitan dengan dosis 250 g/tanaman dan pupuk NPK dengan dosis 5,42 g/tanaman cenderung berpengaruh terhadap sifat kimia tanah dan berpengaruh nyata terhadap variabel luas daun.Kata Kunci: Tithonia diversifolia, pupul NPK, Tomat, Ultisols Abstract. This research aims to know effect of organic matters of Tithonia diversifolia weeds and NPK fertilizer to soil chemical properties (organic carbon, total N, and total P), growth, and yield of tomato in Ultisols soil. The research was conducted at Screen House of Faculty of Agriculture, Jenderal Soedirman University, Purwokerto regency, from June to September 2018. This research used 3x3 factorial treatment design. The first factor was the dosage of organic matters of Tithonia diversifolia, consisted of 3 levels: 0, 125, dan 250 g/plant. The second factor was the dosage of NPK fertilizer, consisted of 3 levels: 0, 3.61, and 5.42 g/plant. All of treatment combinations were allocated to the experimental unit that used Randomized Block Design and was replicated 3 times. The variables observed were organic C, total N, total P, growth, and yield of tomato. Observational data were analyzed by F test, then Duncan's Multiple Range Test. The results showed that dosage 250 g/plant of organic matter of Tithonia diversifolia improved soil chemical properties, and affected significantly to growth, and yield variable likes number of leaves, wide of leaves, number of fruit, and fruit fresh weight. Dosage 5.42 g/plant of NPK fertilizer improved soil chemical properties, and affected significantly to all variables of growth, and yield, except root fresh weight. Combination of Tithonia diversifolia organic matter dosage 250 g/plant and 5,42 g/plant NPK fertilizer improved soil chemical properties and affected significantly to leaves area.Keywords: Tithonia diversifolia, NPK fertilizer, Tomato, Ultisols


2020 ◽  
Author(s):  
Aruna Olasekan Adekiya ◽  
Wutem Sunny Ejue ◽  
Adeniyi Olayanju ◽  
Oluwagbenga Dunsin ◽  
Christopher Muyiwa Aboyeji ◽  
...  

AbstractUse of organic manures to meet the nutrient requirement of crop would be an inevitable practice in the years to come for sustainable agriculture since organic manures generally improve the soil physical, chemical and biological properties. Hence, field experiments were carried out in 2017 and 2018 to compare the impact of different organic manures and NPK fertilizer on soil properties, growth, yield, proximate and mineral contents of okra (Abelmoschus esculentus L.). The treatments each year 2017 and 2018 consisted of: rabbit manure, cow dung, poultry manure, green manure [Mexican sunflower (Tithonia diversifolia Asteraceae)], pig manure, NPK 15-15-15 fertilizer applied at 120 kg N ha−1 and a control (no manure/ inorganic fertilizer). The seven treatments were laid out in a randomized complete block design with three replication. Organic manures and NPK fertilizer increased the soil organic matter (OM), N, P, K, Ca and Mg (NPK fertilizer did not increase OM, Ca and Mg significantly), growth, yield, minerals, protein, ash, carbohydrate and mucilage contents of okra fruit as compared with control. Organic manures improved okra yield compared with NPK fertilizer. Okra growth and yield parameters were significantly higher in 2018 compared with 2017. Control, rabbit manure, cow dung, poultry manure, green manure, pig manure and NPK fertilizer in 2018 increased the pod yield of okra by 9.7%, 35.3%, 57.9%, 36.2%, 39.2%, 45.5% and 3.2%, respectively compare with the same treatment in 2017. Amongst various organic manures, poultry manure produced significantly higher plant growth, yield, mineral and proximate composition of okra because of its high soil chemical properties which could be related to its lowest C: N ratio, lignin and lignin: N ratio. Results also showed that okra grown during high intensity rainfall has higher yield but with reduced quality except its mucilage content. Therefore, planting of okra with poultry manure under moderate rainfall will enhance the health benefit from the fruit, however, those that desire its mucilage content planting during high rainfall is recommended.


2020 ◽  
Vol 10 (1) ◽  
Author(s):  
Aruna Olasekan Adekiya ◽  
Wutem Sunny Ejue ◽  
Adeniyi Olayanju ◽  
Oluwagbenga Dunsin ◽  
Christopher Muyiwa Aboyeji ◽  
...  

Abstract Use of organic manures to meet the nutrient requirement of crop would be an inevitable practice in the years to come for sustainable agriculture since organic manures generally improve the soil physical, chemical and biological properties. Hence, field experiments were carried out in 2017 and 2018 to compare the impact of different organic manures and NPK fertilizer on soil properties, growth, yield, proximate and mineral contents of okra (Abelmoschus esculentus L.). The treatments each year 2017 and 2018 consisted of: rabbit manure, cow dung, poultry manure, green manure [Mexican sunflower (Tithonia diversifolia Asteraceae)], pig manure, NPK 15-15-15 fertilizer applied at 120 kg N ha−1 and a control (no manure/inorganic fertilizer). The seven treatments were laid out in a randomized complete block design with three replication. Organic manures and NPK fertilizer increased the soil organic matter (OM), N, P, K, Ca and Mg (NPK fertilizer did not increase OM, Ca and Mg significantly), growth, yield, minerals, protein, ash, carbohydrate and mucilage contents of okra fruit as compared with control. Organic manures improved okra yield compared with NPK fertilizer. Okra growth and yield parameters were significantly higher in 2018 compared with 2017. Control, rabbit manure, cow dung, poultry manure, green manure, pig manure and NPK fertilizer in 2018 increased the pod yield of okra by 9.7%, 35.3%, 57.9%, 36.2%, 39.2%, 45.5% and 3.2%, respectively compare with the same treatment in 2017. Amongst various organic manures, poultry manure produced significantly higher plant growth, yield, mineral and proximate composition of okra because of its high soil chemical properties which could be related to its lowest C: N ratio, lignin and lignin: N ratio. Results also showed that okra grown during high intensity rainfall has higher yield but with reduced quality except its mucilage content. Therefore, planting of okra with poultry manure under moderate rainfall will enhance the health benefit from the fruit, however, those that desire its mucilage content planting during high rainfall is recommended.


Author(s):  
Abidemi, Abiodun Adebayo ◽  
Ewulo, Babatunde Sunday ◽  
Aiyelari, Olaiya Peter ◽  
Jiandong Hu

Cucumber yield in Nigeria is limited by low soil fertility. Therefore, field fertility and vine care experiments that have ability to moderate yield were conducted in the year 2015 cropping seasons. The experiment was located on farmer’s field at Abeokuta, Ogun State, Southwestern Nigeria to study the effects of NPK fertilizer and vine care on soil chemical properties, leaf nutrient content, growth and yield of cucumber (Cucumis sativus L.). It was a 4 x 3 factorial experiment arranged in a Randomized Complete Block Design (RCBD) with three replicates. Four levels of NPK nutrient formulations (control, NPK15-15-15, NPK 20-10-10 and NPKMg 12-12-17-2) and three vine care types (unstaked, staked and trellised) were applied. Pre-experiment soil samples and soils from each plot at the end of the experiment were collected for soil chemical analysis. Leaf nutrient contents were determined. Plant growth and yield data were measured. Data collected were subjected to statistical analysis and the interaction between factors combined separated. NPK fertilizers significantly (P ≤ 0.05) increased soil N, P, K, Ca, Mg and leaf P, K, Ca and Mg concentrations, Cucumber fruit yield was increased by NPKMg 12-12-17-2 (90.5%), NPK 15-15-15 (60.4%) and NPK 20-10-10 (30.0%) compared with control. Application of vine care enhanced performance of cucumber, fruit yield was increased by trellised (34.0%) and staked (17.3%) compared with control. Combined application of NPKMg 12-12-17-2 and trellising was found most suitable for cucumber production.


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