scholarly journals USE OF HUMIC ACID AND SOME BIOFERTILIZERS TO REDUCE NITROGEN RATES ON CUCUMBER (Cucumis sativus L.) IN RELATION TO VEGETATIVE GROWTH, YIELD AND CHEMICAL COMPOSITION.

2010 ◽  
Vol 1 (8) ◽  
pp. 1041-1051 ◽  
Author(s):  
R. El-Shabrawy ◽  
A. Ramadan ◽  
Sh. El-Kady
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.


Author(s):  
Radames Trejo Valencia ◽  
Ludy Sánchez Acosta ◽  
Manuel Fortis Hernández ◽  
Pablo Preciado Rangel ◽  
Miguel Ángel Gallegos Robles ◽  
...  

Author(s):  
Aziz Mahdi Abd, Hussien Aziz Mohammed, Waleed Fouad AbdulHas

Experiment was conducted during spring season 2017 in the experimental station of the Department of Horticulture and Landscape, College of Agriculture Diyala University, Iraq. In order to understand some of the effects and adaptations of the vegetative growth of the cucumber plant affected by water stress and the experiments were arranged in a Split-Split Plot Design in R.C.B.D. and with three replicates. The experiment factors were as follows: the genotypes of cucumbers, namely Demmy (V1) and Ghazeer (V2) and Wesam (V3), and second: two levels of irrigation are Complete irrigation 100% (I1) of field capacity and 50% of complete irrigation (I2). Third, spray glutathione in three concentrations (0, 50, 100) mg L-1 and its symbol (G0, G1, G2). The results of the study showed the superiority of the genotype plants in the number of leaves and leafy area (91.72 leaves plan-1 and 213.9 dcm2 plants-1) respectively. whereas the irrigated plants exceeded the level 100% significantly for all studied traits compared with the level of irrigation 50%. Also, the glutathione spray levels exceeded 50 and 100 mg L-1 (without significant difference between them) by all the characteristics compared to the comparison treatment (G0). The results of the triple interference between the genotypes, irrigation levels, and levels of glutathione spraying showed significant differences in the vegetative growth of cucumber plants, Since the treatment of interference V3I1G2 was superior to the number of branches (5, 766 branches plant-1), the total paper area (239.0 dcm 2 plants-1) and the concentration of chlorophyll (45.72 spad), While treatment V3I1G1 was superior to the number of leaves (99.66 leaves per plant-1) and dry matter percentage in the vegetative total(16.00%), and treatment V2I1G2 to excellence in plant length (148.6 cm).


2017 ◽  
Vol 2 (02) ◽  
pp. 130-135
Author(s):  
V. Singh ◽  
K. N. Shah ◽  
D. K. Rana

Thirteen strains of cucumber (Cucumis sativus L.) were evaluated at Horticultural Research Centre, Department of Horticulture, H.N.B. Garhwal University, Srinagar (Garhwal), Uttarakhand (India) to study the variability, heritability and genetic advance for growth, yield, quality and seed parameters. The analysis of variance revealed highly significant differences for almost all the characters. The perusal of present investigation indicated that the values of phenotypic coefficient of variation (PCV) were higher than the genotypic coefficients of variation (GCV) for all characters studied. The genotypic coefficients of variation and phenotypic coefficients of variation were moderate to low for all the characters except number of nodes bearing first male flower (33.02%, 33.66%). The high magnitude of heritability high estimated genetic advance over mean were found highest for length of fruit (100%, 58.40%), weight of fruit (99%, 39.92%), length of vine (98%, 36.12%), number of seeds per fruit (98%,50.16%), number of nodes per vine (97%, 53.57%), number of fruits per vine (97%, 44.33%), number of nodes bearing first male flower (96%, 66.74%), TSS (96%, 44.25%), calcium content (95%, 21.75%), number of nodes bearing first female flower (94%, 58.36%), duration of harvesting (93%, 36.04%), total fruit yield per vine (92%,35.93%) and diameter of fruit (92%, 35.80%) thus indicating that these characters had additive gene effect and therefore, they are more reliable for effective selection


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