scholarly journals Biostimulant application in the cultivation of cucumber (Cucumis sativus l.): A case study of Andijan region

2021 ◽  
Vol 939 (1) ◽  
pp. 012093
Author(s):  
M Baratova ◽  
Sh Kosimova ◽  
S Bustonova ◽  
M Baratova

Abstract This article describes the results of the conducted field experiment by using biostimulants “Uchkun”, “Super Uchkun”, “Gossipren” and “Verva” on cucumber varieties (Orzu) in Andijan region and the effect on the increase of productivity. It was revealed that the pre-sowing treatment of cucumber seeds with biostimulants promoted a significant increase in seed germination and growth processes. The most effective growth stimulant on Orzu cucumber was Super Uchkun. On average, the yield of cucumber when treated with biostimulants increased by 10.28%; 23.8%; 24.27% and 14.29%, respectively; while the yield increase was 1.3, 2.3, 2.7, and 0.9 t/ha, respectively.

HortScience ◽  
1994 ◽  
Vol 29 (5) ◽  
pp. 530g-530
Author(s):  
Nancy E. Roe ◽  
Peter J. Stoffella

Rapid production of compost often results in crop damage by phytotoxic compounds or high C/N ratios in immature (uncured) compost. The influence of immature biosolids-yard trimmings compost on germination and growth of cucumber (Cucumis sativus L.) was evaluated. Germination percentages of cucumbers seeded in equal parts (v/v) of compost and vermiculite were similar to those in vermiculite. When screened compost was placed in flats and compared with flats of potting mix or sandy field soil, germination percentages were 98, 96, and 89 for mix, sand, and compost respectively. Germination in compost-amended field plots was higher than in soil when cucumbers were planted 1, 2 or 10 weeks after compost application, but similar in 3 and 5 week plantings. Use of this immature compost increased, decreased, or did not affect cucumber seed germination, depending on media and growing conditions.


1985 ◽  
Vol 63 (6) ◽  
pp. 1072-1075
Author(s):  
M. P. Sharma

Aqueous leachates obtained from soaking 0.5-cm2 pieces of flexible polyvinyl chloride (PVC) sheets in water for 1, 4, or 24 weeks and applied to various crops in sand culture exhibited no effect on seed germination but severely inhibited the growth, measured as fresh and dry weights of foliage, of all the crop species tested. In general, growth inhibition of various crops by PVC leachates of 4- and 24-week duration was significantly greater than that caused by the leachates of 1-week duration. There was, however, no significant difference in growth inhibition by PVC leachates of 4- and 24-week duration. Growth of broadleaved species, cucumber (Cucumis sativus L.), faba bean (Vicia faba L.), pea (Pisum sativum L.), sugar beet (Beta vulgaris L.), and tomato (Lycopersicum esculentum Mill.), was inhibited more than in the monocot species, com (Zea mays L.). Residues from PVC leachates persisted in sand and caused severe growth inhibition of all crop species tested for two subsequent plantings.


2010 ◽  
Vol 167 (14) ◽  
pp. 1152-1156 ◽  
Author(s):  
Chenshuo Chang ◽  
Baolan Wang ◽  
Lei Shi ◽  
Yinxin Li ◽  
Lian Duo ◽  
...  

2012 ◽  
Vol 34 (82) ◽  
Author(s):  
Matheus Couto Alves ◽  
Antonio Zenon Antunes Teixeira

Some plant species from Cerrado were considered to have allelopathic effects. Allelopathy means the chemical competitionbetween plants wich can benefit or harm another plant. The objective of this study was to determine the effect ofhydrophilic gel from the second layer of Magonia pubescens St. Hil. seeds (a high plant, known as Tingui, that grows inthe areas of Cerrado) on germination and early development of cucumber (Cucumis sativus L.). The cucumber seeds weretreated with a mixture of sand and powder of Tingui in different proportions of 25%, 50%, 75% and 100%. The sand waspreviously washed with tap water, then with distilled water and, after that, it was dried in an oven at 100 ºC for 5 hours.The seeds were planted in 50 ml polystyerenes cups and moistened with water daily. To check possible changes from theprocess, a batch of seed were tested under the same conditions without the Tingui powder (only with sand). The parametersof this study were to measure the seed germination and plant development. The growth period was seven days, under± 30 ºC, and 12 hours photoperiod. The overall data were analyzed using ANOVA and Scheffe test, at 5% significancelevel. From the results, we concluded that there were no differences in the percentage of seed germination for all treatments,except the treatment of 100%. As for the germination average time and the seed growth, there were no significantdifferences between the treatment of 25% and the control, but the effects were more effective at higher concentrations.


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