scholarly journals Effect of Seaweed Aqueous Extracts and Compost on Vegetative Growth, Yield, and Nutraceutical Quality of Cucumber (Cucumis sativus L.) Fruit

Author(s):  
Radames Trejo Valencia ◽  
Ludy Sánchez Acosta ◽  
Manuel Fortis Hernández ◽  
Pablo Preciado Rangel ◽  
Miguel Ángel Gallegos Robles ◽  
...  
Agronomy ◽  
2019 ◽  
Vol 9 (6) ◽  
pp. 288 ◽  
Author(s):  
Rana Shahzad Noor ◽  
Zhi Wang ◽  
Muhammad Umair ◽  
Muhammad Yaseen ◽  
Muhammad Ameen ◽  
...  

The density of herbaceous crops creates a suitable environment to produce pathogens in the soil that intensify the attack of pathogens traditionally controlled by disinfectant, which are mostly prohibited and unlisted because of their toxicity. Grafting is an alternative technique to enhance abiotic stress tolerance and reduce root diseases due to soil-borne pathogens, thus enhancing crop production. This research study was conducted during the crop season of 2017 and 2018 in order to investigate the interactive effect of different grafting techniques of hybrid scion onto local rootstocks on plants survival, plant phenological growth, fruit yield and fruit quality under a controlled environment. The hybrid cucumber was also planted self-rooted. The cucumber (Cucumis sativus L.) cv. Kalaam F1, Syngenta was grafted onto four local cucurbitaceous rootstocks; ridge gourd (Luffa operculate Cogn.), bitter gourd (Momordica charantia L.), pumpkin (Cucurbita pepo L.), bottle gourd (Lagenaria siceraria (Molina) Standl.) using splice grafting, tongue approach, single cotyledon and hole insertion grafting techniques and self-rooted hybrid cucumber under greenhouse conditions. The experimental results indicated that all local cucurbitaceous rootstocks showed a high compatibility with hybrid cucumber scion in the splice grafting method compared to other grafting and non-grafted methods. Lagenaria siceraria rootstocks were found highly compatible with cucumber cv Kalaam scion which gave significantly maximum plant survival rates (95%) due to high sap contents, high SPAD value, better vegetative growth and maximum fruit yield when compared with other rootstocks by employing the splice grafting method followed by tongue approach, single cotyledon and hole insertion grafting while the fruit quality of all rootstocks was observed to be similar. The non-grafted cucumber cv. Kalaam F1 showed significant results of plant vegetative growth, fruit development and fruit quality and encountered grafting methods while the lowest result were associated with the hole insertion grafting method in all scion/rootstock combinations. The grafted plants have no significant effect on cucumber fruit dry matter and fruit quality while the fruit mineral compositions (N, P, K, Ca and Mg) were higher among grafted and non-grafted plant fruits. The results indicate that grafting hybrid cucumber onto four local cucurbitaceous rootstocks influenced growth, yield and fruit quality. Grafting can be alternative and control measure for soil-borne disease and to enhance cucumber production.


Agronomy ◽  
2018 ◽  
Vol 8 (11) ◽  
pp. 264 ◽  
Author(s):  
Radames Trejo Valencia ◽  
Ludy Sánchez Acosta ◽  
Manuel Fortis Hernández ◽  
Pablo Preciado Rangel ◽  
Miguel Gallegos Robles ◽  
...  

The objective of this research was to evaluate the production and phytochemical quality of cucumber (Cucumis sativus) fruits, in response to the foliar application of different seaweed extracts. This study was carried out under shadow mesh conditions in the autumn–winter agricultural cycle at the Instituto Tecnológico de Torreón, Torreón, Coahuila, Mexico. The experimental design was completely random, using six treatments with six repetitions each. The treatments evaluated were: Macrocystis pyrifera, Bryothamnion triquetrum, Ascophyllum nodosum, Grammatophora spp., Macrocystis integrifolia, and a control treatment with inorganic fertilization. The substrate used was a mixture of sand and vermicompost. The yield, commercial size, and phytochemical compounds of the fruit were evaluated. Results showed that the yield using Steiner solution (6.75 kg m−2) was higher than that obtained with Bryothamnion triquetrum algae (6.07 kg m−2). Regarding the phenolic content, the extracts surpassed the control treatment, with Macrocystis pyrifera and Macrocystis integrifolia being statistically equal, with values of 47.37 and 43.73 mg equiv. of Ac. Gallic 100 g fresh weight, respectively. The antioxidant capacity by ABTS+ and DPPH+ methods was higher using the treatment with Macrocystis pyrifera algae with 149.4 and 454.1 μM equiv Trolox/100 g fresh base, respectively. This treatment also presented the highest value of vitamin C with 5.07 mg/100 g fresh base, being 27% greater than the control treatment. Algae extracts increased the quality of the fruits by obtaining the highest antioxidant capacity, making their use a viable option to minimize the application of conventional fertilizers, thereby attenuating the effects on the environment and improving the health of the population.


2020 ◽  
Vol 27 (2) ◽  
pp. 95-100
Author(s):  
A.O. Akinwole ◽  
A.B. Dauda ◽  
E.B. Oyewole

This paper reports findings of an experiment carried out in a greenhouse to evaluate the growth and fruits quality of cucumber grown in plots irrigated with African catfish cultured wastewater compared with those irrigated with ordinary well water. Six circular African catfish culture tanks and six cucumber planter boxes were used for this experiment, three each for the fish cum cucumber integrated system and the control system of cucumber irrigated with ordinary well water. The results of the research indicated that fish cultured wastewater had a better influence on the plant height, the number, length, and diameterof leaves, as well as the diameter and length of the fruits. Six experts, each independently assessed fruits from the two treatments for juiciness, sweetness, taste and crispiness. The fruits were assessed by experts who though were aware of the purpose of the evaluation, did not know the identity of fruits they were assessing. The fish effluent fertigated cucumber fruits had a higher mean score in juiciness, sweetness, taste and crispiness. Wastewater from the African catfish production system thus exhibits the potential for reuse in the production of cucumber plants as it had no negative effect on the organoleptic quality of cucumber fruit produced. Keywords: Cucumis sativus, Fish, Growth, Yield, Wastewater.


2021 ◽  
Vol 12 (3) ◽  
pp. 193-199
Author(s):  
R. F. Mohamed ◽  
A. A. R. Atawia ◽  
H. E. M. EL-Badawy ◽  
A. M. Abd- Al-Rahman ◽  
S. F. EL-Gioushy

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