Potato peel alleviation of the negative effects of salinity in Bean (Phaseolus vulgaris L. cv. Valentine)

Author(s):  
jalal ahmad al-tabbal

Soil salinity is a serious problem that negatively affects the productivity of plant. Reducing the impact of salinity to sustain production is the goal of scientists. The objective of this study was to determine the effect of potato peel amendments at different rates in reducing the negative impact of saline water. Common bean (Phaseolus vulgaris L. cv. Valentine) was grown in soil mixed with potato peel at different rates (0, 2.5, 5 and 7.5%). To achieve this objective, plants were irrigated with three levels of saline water (0, 50 and 100 mM) to induce stress at the vegetative stage. The result showed that significant reduction in physiological parameters, plant growth and yield of common bean after irrigation with saline water. Soil amendment with different rates of potato peel significantly increased number of pods per plant, weight of pods per plant, pod length, chlorophyll content and relative water content of common bean irrigated with saline water (50mM) as compared to non-amended soil. Potato peel application also reduced electrolyte leakage and improves soil properties by reducing the salinity of soil. Furthermore, among all potato peel rates used in this investigation, the 7.5% rate had a better result for common bean production. Conversely, potato peel did not improve the yield of beans grown under high concentration of saline water (100 mM). In conclusion, soil amendments with potato peel at 7.5% rate could be successfully used as a cost effective management practice to enhance bean production in soils stressed with high salt content

Agronomy ◽  
2019 ◽  
Vol 9 (12) ◽  
pp. 889
Author(s):  
Joan Casals ◽  
Ana Rivera ◽  
Aurora Rull ◽  
Roser Romero del Castillo ◽  
Josep Sabaté ◽  
...  

The dramatic reduction in the diversity of crops in the last century is often attributed to the consolidation of scientific breeding, probably because the two processes have occurred at the same time. We carried out a breeding program to enhance the Castellfollit del Boix landrace of common bean (Phaseolus vulgaris L.) in a low-input environment to determine the effects of breeding on a landrace at risk of disappearing. The program increased the number of accessions conserved ex situ and obtained more efficient genotypes that are less likely to be abandoned by farmer without altering the characteristics that consumers appreciate most. As a result, the availability of the product, its promotion, and its use have increased. We propose a Conservation Potential Index to measure the impact of changes in the crop’s epiphenotype, and also apply it to a set of landraces from several crops. We argue that scientific breeding and information gathered in the context of genetic improvement programs can help to conserve biodiversity when they aim to adapt materials to different local environments, rather than having a negative impact on the biodiversity of crops. This approach contrasts with the genetic erosion that results from efforts to homogenize environments by increasing inputs, so that a few improved varieties adapted to these environments can be grown.


2019 ◽  
Vol 10 (4) ◽  
pp. 3704-3710
Author(s):  
Helisha Ruth Obonyo ◽  
Senthemarai Selvi V

The current research was intended to comprehend hypoglycemic and anti-lipidaemic exercises of hydrated common bean (phaseolus Vulgaris L.) seed extracts on streptozotocin-induced diabetic albino rats. At a set portion fluctuate of 100, 200,300 mg/kg body weight of common bean extracts was orally directed as one portion for every day to polygenic disorder rats for a measure of thirty days. The impact of P.vulgaris L. on hypoglycemic, glycosylated hemoprotein (HbA1c) and blood serum lipid profile (Total cholesterin), Triglyceride (TG), very low-density lipoprotein (VLDL), low-density lipoprotein (LDL), High-density lipoprotein (HDL)) in plasma were estimated in the regular and diabetic induced rat. The outcomes demonstrated that quick glucose,serum TC, TG, LDL, VLDL, levels were significantly (p<0.05) attenuate, while blood serum HDL, the level was extensively (p<0.05) upgraded inside the diabetic rats. The inconclusive amount of pace of 300 mg/kg is more reasonable than that of a hundred mg/kg. Our examination so shows that Phaseolus vulgaris L has a powerful adversary to diabetic and anti-lipidaemic impacts on streptozotocin-induced diabetic rats, and results were comparable to reference drug glibenclamide.


2021 ◽  
Vol 9 (1) ◽  
pp. 25
Author(s):  
Rini Sitawati ◽  
Firman Satya Nugraha ◽  
Fiqriah Hanum Khumairah ◽  
Sri Nur Widyastuti L

Common bean (Phaseolus vulgaris L) is one type of vegetable crop favored by the Indonesian people. Its  cultivation requires specific planting medium and rich in nutriens to meet plant growth and development need. This study aims to obtain the best ratio of soil mass and chicken manure fertilizer which can increase common bean growth and yield . This experiment was conducted from April 2019 to June 2019, in Langensari Village, Lembang District, West Bandung Regency with an altitude of 1,200 m above sea level. The experiment used  Randomized Block Design (RBD)consisted of 5 treatments and repeated 5 times, namely  A = 4.0 kg of soil: 0.0 kg chicken manure , B = 2.0 kg of soil: 2.0 kg chicken manure , C =1,3 kg of soil  :2,7  kg chicken manure, D= 1,0 kg of soil : 3,0 kg chicken manure, and E = 2,7 kg of soil : 1,3 kg chiken manure per polibag.  Results showed that the use of planting media with a soil media mass ratio of  2,0 kg of soil : 2,0 kg chiken manure increase  plant height, number of leaves, number of fruits, fruit length and fruit weight compared the other treatmens, but the  flowering and fruiting age of the plants were not different beetwen  between treatments given.


Author(s):  
A. D. Ali ◽  
S. Habila ◽  
N. C. Isiwu ◽  
K. J. Osaji ◽  
D. D. Nyam

Aims: To study the effects of mine tailings on the growth and yield of two genotypes of common bean (Phaseolus vulgaris L.). Study Design: The experiment was laid in a Randomized Complete Block Design (RCBD) with four treatments, two blocks and each block was replicated three times. Place and Duration of Study: Botanical Garden, Department of Plant Science and Biotechnology University of Jos, Plateau State, Nigeria during the rainy season in a field experiment in 2014. Methodology: The mine tailings combinations include four different additions mine tailings soil {(T0) 0 kg as control, (T1) 2 kg, (T2) 3 kg, (T3) 4 kg} and the respective mine tailings soils were added to 6.3 kg of normal soil. Two common bean accessions were used (Cranberry-G1 and Pinto-G2), which gave the total of eight treatment combinations (T0G1, T0G2, T1G1, T1G2, T2G1, T2G2, T3G1, T3G2). Results: The control recorded significant higher mean plant height (cm), number of leaves and number of trifoliate leaves, number of pods and number of seeds per pod in both genotypes for all the different weeks after planting (WAP). A significant decrease in plant height, number of trifoliate leaves, number of leaves per plant, number of pods and number of seeds per pod in both genotypes were observed with increased levels of mine tailings. There was a significant increase in time to 50% flower and 50% pod production (P = 0.01) over the control which increased with increasing levels of mine tailings. The genotypes exhibited no significant difference (P = 0.05) for most traits accessed, except for number of pod per plant. It is evident from the findings that Cranberry is more tolerant to heavy metals contamination in soil, perhaps may be more suitable for planting in such mining soils. Conclusion: The study showed that inclusion of mine tailings had detrimental effect on both the growth and yield of common bean.


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