نتایج جستجو برای: bbch
تعداد نتایج: 144 فیلتر نتایج به سال:
The BBCH (Biologische Bundesanstalt, Bundessortenamt und CHemische Industrie) scale is a system that helps producers monitor phenology by employing uniform methodology across different locations. This study aimed to evaluate the effect of scion×rootstock combinations on tomato yield and accumulated degree days for each phenological stage. A randomized block design with four repetitions treatmen...
A field experiment was carried out on broad beans (Vicia faba L.) to investigate the abundance of pea leaf weevil (Sitona lineatus L.), as influenced by timing pest control, using insecticides. The study conducted in bean var. ‘Vertigo’, during period 2019–2020. included six spray regimes, well an untreated control. Yellow water traps were used monitor occurrence from start germination until ha...
Knowledge of the flowering dates black locust trees (Robinia pseudoacacia L.) is crucial information both economic significance and scientific interest. Black in fact an excellent melliferous plant can provide on climate change impacts due to its large distribution throughout world as planted naturalized trees. This paper presents calibration validation a phenological model targeted at simulati...
Understanding how nutrients accumulate and change throughout the developmental stages according to BBCH scale can be a very effective technique for developing fertilization programmes high-quality, marketable grape production. Accordingly, macro- micronutrient concentrations at different growth were analyzed two commercial cultivars, viz., “Anab-e-Shahi” “Perlette”, by using an extended scale. ...
Field crop production must adapt to the challenges generated by negative consequences of climate change. Yield loss caused abiotic stresses could be counterbalanced increasing atmospheric CO2 concentration, but C3 plant species and varieties have significantly different reactions CO2. To examine responses wheat, barley oat enrichment in combination with simulated drought, a model experiment was...
Small field plot experiments were carried out at the testing station of Central Control and Testing Institute in Agriculture VeÄžkĂ˝ Meder (Slovakia) experimental years 2014/2015, 2015/2016 2016/2017. Selenium salts form sodium selenite selenate applied growth phases: end tillering (BBCH 29) flag leaf ligule collar visible 39). The effect 2016/2017 on yield wheat grain was not statistically sig...
In the last years a significant attack increasing of codling moth was observed in the western part of Romania. In order to reduce the population of this pests a bioproduct was used named Trichotim based on entomophagous insect Trichogramma sp. Trichotim is a Romanian product certified in year 2000 with the purpose to control the pests present in various cultures such us cabbage, vineyards and f...
The objective of the performed investigations was to isolate pathogenic fungi from contaminated maize cobs, to assess the appearance of maize cob fusariosis and to determine grain contamination with deoxynivalenol in the cultivation of genetically modified maize containing a gene resistance against European corn borer (Ostrinia nubilalis Hbn) as well as selected non-modified cultivars. The plan...
Both nitrogen and sulphur are important macronutrients necessary for the proper development yield of soybean. Moreover, plays a special role in metabolism plant, deficiency leads to reduction utilization from fertilizer. The objective this study was assess effect application on quality traits soybean seeds. following factors were analyzed experiment: I. Nitrogen rate: 0, 30 60 kg ha?1 applied a...
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