scholarly journals Assessment of Fruit Quality and Fruit Morphology in Androgenic Pepper Lines (Capsicum annuum L.)

Biomolecules ◽  
2021 ◽  
Vol 11 (6) ◽  
pp. 832
Author(s):  
Monika Vidak ◽  
Boris Lazarević ◽  
Marko Petek ◽  
Jerko Gunjača ◽  
Zlatko Šatović ◽  
...  

Sweet pepper (Capsicum annuum L.) is one of the most important vegetable crops in the world because of the nutritional value of its fruits and its economic importance. Calcium (Ca) improves the quality of sweet pepper fruits, and the application of calcite nanoparticles in agricultural practice has a positive effect on the morphological, physiological, and physicochemical properties of the whole plant. The objectives of this study were to investigate the effect of commercial calcite nanoparticles on yield, chemical, physical, morphological, and multispectral properties of sweet pepper fruits using a combination of conventional and novel image-based nondestructive methods of fruit quality analysis. In the field trial, two sweet pepper cultivars, i.e., Šorokšari and Kurtovska kapija, were treated with commercial calcite nanoparticles (at a concentration of 3% and 5%, calcite-based foliar fertilizer (positive control), and water (negative control) three times during vegetation). Sweet pepper fruits were harvested at the time of technological and physiological maturity. Significant differences were observed between pepper cultivars as well as between harvests times. In general, application of calcite nanoparticles reduced yield and increased fruit firmness. However, different effects of calcite nanoparticles were observed on almost all properties depending on the cultivar. In Šorokšari, calcite nanoparticles and calcite-based foliar fertilizers significantly increased N, P, K, Mg, Fe, Zn, Mn, and Cu at technological maturity, as well as P, Ca, Mg, Fe, Zn, Mn, Cu, and N at physiological maturity. However, in Kurtovska kapija, the treatments increased only Ca at technological maturity and only P at physiological maturity. The effect of treatments on fruit morphological properties was observed only at the second harvest. In Šorokšari, calcite nanoparticles (3% and 5%) increased the fruit length, minimal circle area, and minimal circle radius, and it decreased the fruit width and convex hull compared to the positive and negative controls, respectively. In Kurtovska kapija, calcite nanoparticles increased the fruit width and convex hull compared to the controls. At physiological maturity, lower anthocyanin and chlorophyll indices were found in Kurtovska kapija in both treatments with calcite nanoparticles, while in Šorokšari, the opposite effects were observed.


2008 ◽  
pp. 539-544 ◽  
Author(s):  
Chae Shin Lim ◽  
Jong Min Lim ◽  
Bo Suk Kim ◽  
Seong Mo Kang ◽  
Jeoung Lai Cho ◽  
...  

2008 ◽  
pp. 359-364 ◽  
Author(s):  
G. Colla ◽  
Y. Rouphael ◽  
M. Cardarelli ◽  
O. Temperini ◽  
E. Rea ◽  
...  

2013 ◽  
Vol 14 (2) ◽  
pp. 47-56 ◽  
Author(s):  
Mohammad AMINIFARD ◽  
Hossein AROIEE ◽  
Majid AZIZI ◽  
Hossein NEMATI ◽  
Hawa JAAFAR

2019 ◽  
Vol 249 ◽  
pp. 280-288 ◽  
Author(s):  
M.L. Fiasconaro ◽  
M.E. Lovato ◽  
M.C. Antolín ◽  
L.A. Clementi ◽  
N. Torres ◽  
...  

2014 ◽  
Vol 2014 ◽  
pp. 1-6 ◽  
Author(s):  
Daniel Andrawus Zhigila ◽  
Abdullahi Alanamu AbdulRahaman ◽  
Opeyemi Saheed Kolawole ◽  
Felix A. Oladele

Variations in the fruit morphological features of Capsicum annuum varieties were studied. Varieties studied include var. abbreviatum, var. annuum, var. accuminatum, var. grossum, and var. glabriusculum. The fruit morphology revealed attenuated fruit shape with rounded surfaces in var. glabriusculum, and cordate fruit shape with flexuous surface in var. annuum, abbreviatum and accuminatum. The fruit is a berry and may be green, yellow, or red when ripe. The fruit epidermal cell-wall patterns are polygonal in shape with straight and curved anticlinal walls in all the five varieties. The fruit of var. abbreviatum and var. grossum is trilocular, while that of var. accuminatum and annuum is bilocular, and that of var. glabriusculum is tetralocular. Capsicum annuum var. glabriusculum had the highest mean number of seeds (108.4) and var. annuum had the lowest number of seeds (41.3) per fruit. The fruit is conspicuously hollowed in var. glabriusculum, accuminatum, and annuum but inconspicuously hollowed in var. abbreviatum and var. grossum. These features are shown to be good taxonomic characters for delimiting the five varieties of Capsicum annuum.


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