scholarly journals Improvement yield of sweet corn (Zea mays Saccharata (Sturt.) bailey using arbuscular mycorrhiza fungi (AMF) and cow manure fertilizer (CMF) on ultisol

2021 ◽  
Vol 09 (03) ◽  
pp. 304-308
Author(s):  
Halim ◽  
Laode Sabaruddin ◽  
La Ode Santiadji Bande ◽  
Yulius Bara Pasolon ◽  
Fransiscus Suramas Rembon ◽  
...  

This study aims to determine the effectiveness of arbuscular mycorrhiza fungi and cow manure to yield of sweet corn on Ultisol. This research was conducted using a randomized block design (RCBD) in a factorial pattern. The first factor is arbuscular mycorrhizal fungi (AMF) which consists of four levels, namely without AMF (A0), AMF 5 g/planting hole (A1), AMF 10 g/planting hole (A2), AMF 15 g/planting hole (A3). The second factor is cow manure fertilizer (CMF) consisting of three levels, namely without CMF (B0), CMF 5 tons ha-1 (B1), CMF 10 tons ha-1 (B2). The treatment applied consisted of 12 treatment combinations which were repeated in 3 replications, so that there were 36 experimental units. The observed variables were: weight of cob with cob, weight of cob without cob, cob length, ear diameter, number of rows of seeds and crop production (ton ha-1). The results showed that the highest average weight cob with husk was obtained in a combination treatment of AMF 10 g/planting hole and without CMF (A2B0) as 289.2 g. The highest average corn crop productivity was obtained in the combination of treatment without AMF and CMF 5 tons ha-1 (A0B1) as 8.52 tons ha-1.

2021 ◽  
Vol 5 (3) ◽  
pp. 075-084
Author(s):  
Halim ◽  
La Karimuna ◽  
Robiatul Adawiah ◽  
La Ode Santiadji Bande ◽  
Sahta Ginting ◽  
...  

This study aims to determine the performance yield component of sweet corn and weed density due to different kinds of fertilizer treatments. This study uses a randomized complete block design (RCBD) in factorial patterns with two factors. The first factor is biofertilizer-Arbuscular mycorrhiza fungi (biofertilizer-AMF) which consists of four levels, namely without biofertilizer-AMF (A0), biofertilizer-AMF 5 g/planting hole (A1), biofertilizer-AMF 10 g/planting hole (A2), biofertilizer-AMF 15 g/planting hole (A3). The second factor is cow manure fermented consisting of three levels, namely without cow manure (B0), cow manure 5 tons ha-1 (B1), cow manure 10 tons ha-1 (B2) with 3 replications so that there are 36 experimental units. The variables observed in this study were: cob length (cm), cob diameter (cm), number of seed rows, cob weight with husk (g), cob weight without husk (g) productivity of sweet corn plants (ton ha-1) and kinds of weeds and their absolute density. The results showed that the highest average corn crop productivity was obtained in the treatment without biofertilizer-AMF and cow manure fermented 10 tons ha-1 (A0B2) as 8.52 tons ha-1. If the combination of treatments contained biofertilizer-AMF and cow manure fermented, the highest average productivity of sweet corn was obtained in the treatment of biofertilizer-AMF 5 g/planting hole and cow manure fermented 10 tons ha-1 (A1B2) as 7.19 tons ha-1. The highest weed density from broadleaf is H.capitata (34.167%), from grasses is I.cylindrica (32.432%) and from sedges is Cyperus sp (30.21%).


2020 ◽  
Vol 5 (2) ◽  
pp. 236-248
Author(s):  
Halim Halim ◽  
Tresjia Corina Rakian ◽  
Rachmawati Hasid ◽  
Resman Resman ◽  
Waode Siti Anima Hisein

 This study aimed to determine the response of the growth of sweet corn plants and weed density to the treatment of bio-fertilizer based on arbuscular mycorrhizal fungi and cow manure fertilizer. The study was conducted using a randomized complete block design (RCBD) in a factorial pattern. The first factor was arbuscular mycorrhiza fungi (AMF) consisting of four doses, namely without AMF (A0), AMF 5 g/planting hole (A1), AMF 10 g/planting hole (A2), AMF 15 g/ planting hole (A3). The second factor was cow manure fertilizer con-sisting of three doses, namely without cow manure fertilizer (B0), cow manure fertilizer 3 kg/plot (B1), cow manure fertilizer 6 kg/plot (B2). The treatment applied consisted of 12 combinations of treatments with 3 replications, so there were 36 experimental units. The observed variables were plant height, stem diameter, leaf area and weed density. The results showed that the average height of sweet corn was best at 42 DAP in the treatment of cow manure fertilizer 6 kg/plot (B2) as 111.6 cm. The average highest of stems diameter was at 14 DAP in the treatment of cow manure fertilizer 6 kg/plot (B2) as 0.40 cm. The average leaf area of sweet corn was at the age of 28 DAP was highest in the combination treatments cow manure fertilizer 6 kg/ plot (A0B2) and without AMF as 894.5. The weed species with the highest density found was I.cylindrica as 0.5-32.4%, C. kyllingia as 1.3-41.8%, C. rotundus as 1.3-30.3% and F.miliaceae as 1.2-12.7%. 


2017 ◽  
Vol 9 (1) ◽  
pp. 291-297
Author(s):  
Pravin Singh ◽  
Kavita Aravindakshan ◽  
I. B. Maurya ◽  
Jitendra Singh ◽  
Bhim Singh ◽  
...  

A field experiment was conducted to study the effect of different levels of potassium and zinc on growth, yield and economics of sweet potato. The experiment was laid out on clay and loam soil by adopting randomized block design with factorial technique (FRBD). The sixteen treatments consisted of combination of four levels of po-tassium (0, 80, 100 and 120 kg/ha through muriate of potash and four levels of foliar zinc (control i.e. water spray, 10, 20 and 30ppm) through zinc sulphate. The individual application of potassium 120 kg K2O/ha significantly in-creased the number of tubers per plant (4.60), average weight of tuber (275.31 g), length of tuber (16.77 cm), diam-eter of tuber (5.69 cm), tuber yield per plot (9.71 kg), tuber yield per hectare (49.04 t) respectively as compared to control. With the foliar application of zinc (30 ppm) significant increase in number of tubers per plant (4.18), average weight of tuber (234.73 g), length of tuber (18.12 cm), diameter of tuber (5.16 cm), tuber yield per plot (8.33 kg) and tuber yield per hectare (42.05 t) was recordedas compared to control. The treatment combination (120 kg K2O+30ppm Zn) recorded the maximum yield parameters i.e. chlorophyll content (37.00 mg/100 g), average weight of tuber (302.17 g), length of tuber (19.82 cm), diameter of tuber (5.97 cm), maximum tuber yield per plot (11.02 kg), tuber yield per hectare (55.67 t) and benefit-cost ratio (B: C ratio) of 4.22:1.While, the treatment (120 kg K2O+30ppm Zn) had the maximum number of tuber (4.86), minimum number of tuber was recorded in control. From the experi-ment, it appeared that application of potassium and zinc can be used to improve yield and higher net monetary re-turns of sweet potato.


Author(s):  
Maria Theresia Sri Budiastuti ◽  
Djoko Purnomo ◽  
Supriyono Supriyono ◽  
Bambang Pujiasmanto ◽  
Desy Setyaningrum

<p class="Default"><em>Indigofera tinctoria</em> is a legume that is cultivated as a source of natural indigo dyes. As a legume, <em>Indigofera tinctoria</em> is capable of symbiosis with soil microbes. This study evaluates the effects of light intensity and microbial inoculation on root growth and nodulation. The study used a complete randomized block design with a split-plot pattern. Light intensity was the main plot with four levels of light intensity 100%, 50%, 25%, and 10%. Microbial inoculation was a subplot with four levels without inoculation, mycorrhizae inoculation, rhizobium inoculation, and double inoculation with both mycorrhizae and rhizobium. The results obtained show that light intensity and microbial inoculation affected root length, root fresh weight, root biomass, and the number of nodules. 50% light intensity was optimum for root length, while 100% light intensity was optimum for root fresh weight, root biomass, and a number of nodules. Root growth and nodulation were further increased with double inoculation. The combination of light intensity and microbial inoculation affected root biomass and nodulation. The combination of 100% light intensity and double inoculation resulted in the highest root biomass and nodule numbers. Mycorrhizae and rhizobium have a synergistic relationship to nodulation and root growth. Double inoculation with mycorrhizae and rhizobium efficiently increased root biomass and the number of nodules under low or high light intensity.</p>


2019 ◽  
Vol 20 (7) ◽  
pp. 1769 ◽  
Author(s):  
Manoj Kaushal

Drought conditions marked by water deficit impede plant growth thus causing recurrent decline in agricultural productivity. Presently, research efforts are focussed towards harnessing the potential of microbes to enhance crop production during drought. Microbial communities, such as arbuscular mycorrhizal fungi (AMF) and plant growth-promoting rhizobacteria (PGPR) buddy up with plants to boost crop productivity during drought via microbial induced systemic tolerance (MIST). The present review summarizes MIST mechanisms during drought comprised of modulation in phytohormonal profiles, sturdy antioxidant defence, osmotic grapnel, bacterial exopolysaccharides (EPS) or AMF glomalin production, volatile organic compounds (VOCs), expression of fungal aquaporins and stress responsive genes, which alters various physiological processes such as hydraulic conductance, transpiration rate, stomatal conductivity and photosynthesis in host plants. Molecular studies have revealed microbial induced differential expression of various genes such as ERD15 (Early Response to Dehydration 15), RAB18 (ABA-responsive gene) in Arabidopsis, COX1 (regulates energy and carbohydrate metabolism), PKDP (protein kinase), AP2-EREBP (stress responsive pathway), Hsp20, bZIP1 and COC1 (chaperones in ABA signalling) in Pseudomonas fluorescens treated rice, LbKT1, LbSKOR (encoding potassium channels) in Lycium, PtYUC3 and PtYUC8 (IAA biosynthesis) in AMF inoculated Poncirus, ADC, AIH, CPA, SPDS, SPMS and SAMDC (polyamine biosynthesis) in PGPR inoculated Arabidopsis, 14-3-3 genes (TFT1-TFT12 genes in ABA signalling pathways) in AMF treated Solanum, ACO, ACS (ethylene biosynthesis), jasmonate MYC2 gene in chick pea, PR1 (SA regulated gene), pdf1.2 (JA marker genes) and VSP1 (ethylene-response gene) in Pseudomonas treated Arabidopsis plants. Moreover, the key role of miRNAs in MIST has also been recorded in Pseudomonas putida RA treated chick pea plants.


2019 ◽  
Vol 5 (1) ◽  
pp. 11
Author(s):  
Galvani Asep Santoni ◽  
Iin Arsensi ◽  
Mahdalena Mahdalena

Row spacing treatment had no significant effect on all parameters pengamatan.Pada age of 90 days after planting the average weight of the fresh fruit crop was obtained in treatment j2 highest ie 83.30 g, while the average weight of the fresh fruit crop obtained at the lowest possible j3 treatment of 75 , 49 g.Perlakuan extract of petals gods were not significantly affected all parameters pengamatan.Pada age of 90 days after planting the average weight of the fresh fruit crop was obtained in treatment d1 highest ie 83.98 g, while the average weight of the fresh fruit crop lowest was obtained in treatment that is 77.52 g.Interaksi d0 between the treatment plant spacing and crown god leaf extract had no significant effect on all parameters of observation. At the age of 90 days after planting the average percentage of disease were highest in j2d2 treatment combination that is 65.64% while the average percentage of the lowest in disease treatment combination j2d0 yaitu 51.72%. This research was conducted by randomized block design factorial 4 x 3 with three replications. The first factor is a spacing (A) which consists of three levels ie; j1 (60 x 60 cm), j2 (60 x 70 cm) and j3 (60 x 80 cm). The second factor is the extract of leaves of the gods crown (D), which consists of four levels ie; d0 (control), d1 (2 ml / liter of water), d2 (4 ml / liter of water) and d3 (6 ml / liter of water).


2019 ◽  
Vol 9 (1) ◽  
pp. 7-11
Author(s):  
Lukman Arif ◽  
Karmila Karmila

This study aims to determine the effect of cow manure compost on the growth and yield of curly chili plants (Capsicum annum L). This research was conducted using Randomized Block Design (RBD) consisting of 6 treatments and 3 replications so that there were 18 polybags. The results of the study, that the administration of cow manure at a dose of 1: 5 formed more productive branches and the highest yield with an average weight of 105.65g/tree


2021 ◽  
Author(s):  
An Xiaoxia ◽  
Junying Liu ◽  
Xuanshuai Liu ◽  
Chunhui Ma ◽  
Qianbing Zhang

Abstract Alfalfa (Medicago sativa L.) is an important high-quality legume forage, and phosphorus is an important nutrient element for high-quality and high-yield of alfalfa. This study assessed the effects bacteria and phosphorus (P) use efficiency of alfalfa soil under different P applications. In this experiment, a two-factor complete randomized block design was used. Four bacterial treatments were as follows: Funneliformis mosseae (Fm), Bacillus megaterium (Bm), double inoculation (Fm × Bm) and no inoculation bacteria (CK). There are four levels of phosphorus treatment, namely: phosphorus application 0 (P0), 50 (P1), 100 (P2), 150 mgžkg-1 (P3). There were 16 treatments in total, and each treatment was repeated 6 times. The results showed that the effects of single inoculation and mixed inoculation were significantly higher than those of noninoculation (P < 0.05). With the increase in phosphorus application, each index increased first and then decreased. The alkaline phosphatase activity (AKP) and organic matter (SOM) content in soi lincreased with the increase of cutting times, and the content of organic matter in rhizosphere soil was higher than that in non-rhizosphere soil. Principal component analysis (PCA) shows that the top three treatments were J3P2 > J3P1 > J3P3. Therefore, when (P2O5) was 100 mgžkg-1, the mixed inoculation of Fm × Bm could improve the phosphatase activity in alfalfa soil, promote the secretion of organic acids in rhizosphere soil and then improve the content of soil fertility.


2018 ◽  
Vol 16 (3) ◽  
pp. 357-365
Author(s):  
Syeda Ariana Ferdous ◽  
Mohammad Noor Hossain Miah ◽  
Mozammel Hoque ◽  
Sazzad Hossain ◽  
Ahmed Khairul Hasan

The effect of lime and fertilizer application, as the management of soil acidity, on the growth and yield of rice cv. BRRI dhan50 was investigated during Aman rice season at the Agronomy Field Laboratory of Sylhet Agricultural University, Bangladesh. The experiment was consisted of two factors namely lime and fertilizer. There were four levels of lime (0, 0.50, 1.00, and 1.50 t ha–1 of CaCO3.MgCO3) and three levels of fertilizers (control, FYM @ 10 t ha–1, and chemical fertilizer @ 100-30-42-4-3-0.4 kg ha–1 of N-P-K-Ca-S-Zn). The experiment was laid out in a randomized complete block design with three replications where the unit plot size was 4.0 m x 2.5 m. Growth parameters, yield components and yield of BRRIdhan 50 rice increased with increasing lime rate in association of fertilizer in acidic soil. The highest grain yield (2.90 t ha–1) was recorded from the application of 1.50 t ha–1 lime and the lowest (2.06 t ha–1) was from control (0t ha–1), irrespective of fertilizer. On the other hand, the best effect of fertilizers on grain yield (3.08 t ha–1) was found with the application of FYM @ 10 t ha–1 and the lowest yield (1.59 t ha–1) was in control. The treatment combination of lime 1.50 t ha–1 and FYM (@ 10 t ha–1 produced the highest grain yield (3.60 t ha–1), which was followed by treatment combination of lime 1.50 t ha–1 and chemical fertilizer @ 100-30-42-4-3-0.4 kg ha–1 of N-P-K-Ca-S-Zn (3.28 t ha–1). Additionally, application of lime and FYM improved the soil fertility and properties of acidic soil for crop production by increasing the pH, organic matter and availability of some essential nutrients. From the study, it was indicated that both FYM and lime could affect to enhance the grain yield of rice in acidic soil. J. Bangladesh Agril. Univ. 16(3): 357–365, December 2018


Author(s):  
Manisha Meena ◽  
Gajanand Jat ◽  
R.H. Meena ◽  
Roshan Choudhary ◽  
Devendra Jain ◽  
...  

Background: Phosphorus (P) and zinc (Zn) are essential plant nutrients and their deficiency in soils has the adverse effect on the crop productivity, moreover the antagonistic effect of P on Zn is also important study aspect. Hence, the present investigation was carried out to study the effect of phospho enriched compost and zinc on productivity, nutrient content and uptake of Blackgram (Vigna mungo L.) in Sub-humid Southern Hills and Aravalli region of Rajasthan. Methods: The experiment was undertaken during Kharif 2018 at Rajasthan College of agriculture, Udaipur (Rajasthan). The treatments comprised of four levels of phospho enriched compost (PEC) i.e. control, PEC @ 2.0, 4.0 and 6.0 t ha-1 and four levels of zinc i.e. control, Zn @ 2.0, 4.0 and 6.0 kg ha-1. The experiment was laid out in a factorial randomized block design with three replications.Result: The increasing levels of phospho enriched compost and zinc upto 4 t ha-1 and 4 kg ha-1, respectively increased significantly (P=0.05) the number of nodules per plant, number of pods per plant, number of seeds per pod, test weight, seed yield, stover yield, nutrient content (N, K and Zn) and uptake (N, P, K and Zn) in seed and stover of blackgram. Whereas, the application of zinc significantly decreased the phosphorus content in seed and stover as compared to control. However, the combined application of phospho enriched compost @ 6 t ha-1 along with zinc @ 6 kg ha-1 was found to record higher seed and stover yield. The application of phospho enriched compost @ 4 t ha-1 and zinc @ 4 kg ha-1 along with the recommended dose of fertilizer results in significantly higher productivity, nutrient content and uptake of blackgram under Typic Haplustepts soil. 


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