Sunday, January 26, 2020

Morphological Properties of S. Cumini

Morphological Properties of S. Cumini Review of literature An attempt has been made to review the earlier work pertaining to the evaluation Jamun (Syzygium cumini Skeels) accessions based on morphological characteristics. Majority of the citations correspond to the evaluation genotypic characteristics and morphological variability of different accessions. There are large numbers of morphological attributes that are suitable to test genetic variability. There are only a few but important characteristics that have been evaluated for their greater applicability in assessing variability and acceptance to commercial use. The present study was therefore, undertaken with a view to determine the morphological properties of S. cumini and collect detailed information on these aspects. The citations have been presented in this chapter as per quantitative and qualitative characteristics of tree behavior, growth habit and fruit quality. Morphological markers Morphological markers have proved a reliable tool for estimating intra specific variability arising from different provenances at least in a few species. It pertain the traits which identified by visual observations and their inheritance can be monitored by naked eye. The traits included in this group are qualitative and quantitative characteristics they are generally scored quickly, simply and without laboratory equipments. Roy (1963) reported intra-organism variability which is governed genetically. Phenotypic variability of plant organs such as leaves, flowers, fruits and seeds are most commonly used traits. Morphological markers have been in usage ever since taxonomic studies came into vogue. Their characterization powers are strong and are usually preferred for quick identification at the field level. Morphological descriptors in Syzygium cumini S. cumini is large evergreen and densely foliaceous tree with light greyish-brown thick bark and partially deciduous tree attaining medium to large size polyembryonic fruit species (Chase and Reveal, 2009). Leaves are 5 to 18 cm long, evergreen, oblong-oval or elliptic and opposite. The sessile whitish-yellow flowers with funnel-shaped calyx emerge in clusters containing 4 to 5 united petals. Flowers come in February-March and fruits in May to July. Fruit are berries, oblong to ovoid-oblong, dark purple colour with 1 or 2 to 5 white or green seeds. Rudimentary seeds are also found in S. cumini (Morton, 1987; Stephen, 2012). The seeds of Jamun are recalcitrant, multicotyledonous have multiple embryos (Swamy et al., 1999, Thoke et al., 2011). Qualitative characteristics Mitra et al. (2008) reported that large numbers of underutilized fruit crops, which are being used by the local inhabitants. In fact for people living in villages, these underutilized fruits are the most common source of nutritious food, to meet their vitamin and mineral requirements. Syzygium cumini is a multipurpose large, evergreen native tree occurs in the tropical and sub-tropical climates under a wide range of environmental conditions (Singh et al., 2004). The variability in existing germplasm of S. cumini for selection of desirable genotypes was recorded on fruit physical characteristics and much variability was observed (Singh et al., 1999). As majority of jamun trees are of seedling origin, they show tremendous variation in their morphology and Physico-Chemical attributes. The extent of variability increases when this highly cross-pollinated plant multiplies sexually (Singh and Singh, 2012). Among the locally available types of jamun (S. cumini) in West Bengal, India, 4 (typ es JS-1, JS-2, JS-3 and JS-4) were selected and studied for fruit shape and size. JS-1 (with 1 oval-shaped large fruit) and JS-2 (cylindrical-shaped, medium-sized fruit) showed high characteristics of fruit size. Fruits of JS-2 and JS-3 showed pear-shaped, medium-sized fruits (Kundu et al., 2001). A survey was undertaken in Gokak taluk of Belgaum district, Karnataka, India to investigate the nature and extent of variability present in jamun seedling progenies for morphological characters of trees. High variability was observed for the characters viz. plant girth, leaf area, petiole length and leaf length to petiole length ratio (Prabhuraj et al., 2002). Quantitative characteristic The S. cumini showed enormous variability from big (2.5 5 cm long and 2.0 – 3.5 cm diameter) to small (2.5-2.5 cm long and 1.0 -1.5 cm diameter), fruit weight (3.5 to 16.5 g) and pulp content (54-85 %) is normally grown in North India (Keskar et al., 1989). The blackish purple fruit showed the highest fruit length (2.1 cm), fruit breadth (1.3 cm), fresh weight (1.94 g) and seed fresh weight (0.38 g) (Srimathi et al., 2001). The study revealed that there was a wide variation among S cumini accessions i.e. fruit weight ranged from 3.42 to 13.67 g, length 3.31 to 5.26 cm, girth 5.21 to 9.82 cm, length: width ratio 1.44 to 2.3 and pulp percentage 58.57 to 84.55 (Devi et al., 2002). Patel et al. (2005) collected different genotypes of jamun from Varanasi and recorded highest pulp content (97.71 %) in V-8 followed by V-6 (95.84 %) and V-7 (93.81%) genotypes. However the genotypes RNC-26 and RNC-11 were found promising with regard to higher weight of pulp and fruit. The lowest or negligible seed weight (0.12 g) was noticed in V-8 followed by V-6 (0.16 g) and V-7 (0.31 g) and these genotypes might be used as seedless jamun. Prakash et al. (2010) observed that ‘Selection-1’ was most promising for fruit weight (14.55g), minimum seed weight (1.73g), higher pulp percent (90.05), higher total soluble solid (21.23%) and total sugar (20.24%). Shahnawaz and Sheikh, (2011) reported that weight, length, width of fruit of two improved cultivars of Jamun i.e. V1 and V2 were observed 9.55 g, 3.88 cm, 2.98 cm and 6.71 g, 2.73 cm, 2.10 cm respectively. The edible portion was 69.10 and 39.19 % whereas non-edible portion was 30.90 and 60.81 % in V1 and V2, respectively . Singh et al. (2012) identified the accessions CISH J-37 has bold fruit, oblong, average weight of 24.05 g, length 3.90 cm, diameter 3.03 cm and pulp (92.26 per cent). The another accession CISH J – 42, which is seedless accession and the fruit is round shaped, average weight 6.87 g, length 2.57 cm, pulp 97.9 per cent in the indigenous state. Bakshi et.al. (2013) carried out an investigation to evaluate the various mango genotypes on the basis of physico-chemical characteristics under rain fed areas of Jammu. Out of all the fifteen mango genotypes, the fruit weight was maximum in Mallika (182.16 g) and lowest in Selection-4 (64.83 g). The maximum fruit length (10.52 cm) and fruit breadth (6.98 cm) was observed in Mallika, whereas it was minimum in Selection-1 (5.26 cm and 4.22 cm, respectively). The pulp weight (117.15 g) and stone weight (35.60 g) was highest in Mallika, while Dashehari showed maximum pulp: stone ratio (3.90), while the pulp percentage was maximum in Mallika (71.48 %). For organoleptic rating, Dashehari was rated best in terms of colour, flavour and taste over all the genotypes. Rahman et al., (2014) carried out the study on fruit characteristics, yield contributing characters and yield of twenty one mango genotypes. A wide variation was observed among the genotypes in respect of different characteristic s under the present study. The heaviest (237.0 g) fruits with length and diameter of 9.50 cm and 6.87 cm were recorded in the genotype MI-Jai 005, whereas the lightest (95.33 g) fruits with length and diameter of 2.2 cm and 2.7 cm were noted in MI Jai 004 per cent edible portion were the highest in MI Jai 001 (66.86 %), while the lowest edible portion in MI Jai 012 (38.59 %). Several researches have been conducted to find the morphological characteristics of various fruit crops. Kher and Dorjay (2001) evaluated some low chilling peach cultivars for physical characteristics and observed fruit length and weight for Shan-e-Punjab and Flordsun as 5.80 and 4.74 cm and 56.95 and 80.86 g respectively. Prasad and Bankar (2000) evaluated pomegranate (Punica granatum) cultivars (Jodhpur Red, Ganesh, Basin Seedless, Dholka, GKVK-1, G-137, P-23, P-26 and Jalore Seedless) for vegetative growth, yield and fruit quality and for their suitability to arid conditions of Rajasthan and Uttar Pradesh. The Jodhpur red variety of pomegranate fruit reported 6.10cm fruit length and 170.6 g fruit weight. Jalikop et al. (2002) reported 4.74 cm fruit length and 82.50 g fruit weight for amlidana pomegranate with noted dull pink colour. Patel et al. (2011) screened eleven guava genotypes of five years old viz., RCG-1, RCG-2, RCG-3, RCG-11, RCGH-1, RCGH-4, RCGH-7, Allahabad Safeda, L-4 9, Lalit and Sangam, showed wide range of variation with respect to quality traits of fruit. The genotype RCGH-1 was found superior in fruit weight (184.50 g) and fruit diameter (7.08 cm) whereas, the cultivar RCG-11 recorded least number of seed (53.29 No/100 g fruit weight) with highest pulp: seed ratio (94.25 %). El-Sisy (2013) investigated some morphological and productivity characteristics of fifteen genotypes of seedy guava trees with for morphological characteristics, flowering, yield and fruit quality. The genotypes were analyzed to select promising guava genotypes for fresh consumption and processing to take part in improvement and propagation programs. The highest fruit weight was recorded in genotypes No. 10 (277.37 g) in 2011 and No. 2 (253.23 g) in 2012. The longest fruit was in genotype No. 10 in both seasons. All genotypes gave similar results for fruit width except No. 2, which was the biggest one. The highest firmness was in genotype No. 14 in 2011 and genotype No. 2 in 2012. The low seeds (%) were the best character for fruit quality and associated with genotype No 2 (1.294 1.121 %). Mahmoud and Peter (2014) reported that physical fruit characters of guava fruits and tree no. 99 was found superior one over all genotypes in term of fruit weight (300.5 g), fruit diameter (7.36 cm), less number of seed per fruit, higher pulp thickness (3.2 cm), higher pulp weight (271.7 g), pulp to fruit weight ratio (88.7 %) and maximum peel weight (28.83 g).

Saturday, January 18, 2020

Nike vs Adidas Essay

Nikes business strategy In order to get a grasp of Nike and how its changing the world today with its innovative products, we must first take a glance at the history of the company and how it all began. Bill Bowerman was a nationally respected track and field coach at the University of Oregon and the founding father of Nike. Bill was always seeking to find ways in order to give his athletes a competitive advantage experiencing with track surfaces, energy drinks but most importantly- innovative running shoes. Nikes business strategy is committed to providing athletes around the world with innovative products and committed to serving athletes, rewarding shareholders and being an industry leader in the shoe market in particular. A golden handshake between Bil Bowerman and Phil knight began the era of Nike over 5 decades and what it is today. Nike has adopted a differentiation focus by implementing what Nike call a consumer focused category strategy. Nikes business strategy is committed to providing the most innovative products around the world to athletes and consumers across the globe. Nike carries an arsenal of products that allow the company to continue growth through increased market place capacity and penetration with decisions that involve outsourcing manufacturing to low-cost areas in the world, investing in research and development of innovative products and aggressive marketing strategies that are beyond conventional. Their consumer focused strategy enhances gives them great leveraging ability to deliver great product and elevated consumer experiences which will help grow the NIKE Brand. http://www.nikebiz.com/crreport/content/pdf/documents/en-US/full-report.pdf http://www.nikeresponsibility.com/ http://www.nike.com/nikeihm/about/business.shtml http://nikeinc.com/news/nike-inc-introduces-2015-global-growth-strategy http://www.slideshare.net/joshuasteinberger/adidas-nike-case-study http://nikeinc.com/pages/history-heritage http://prezi.com/kg1omedww1k7/global-strategy-presentation-nike/

Friday, January 10, 2020

Cystic Fibrosis and CFTR

Organelles can contribute or cause a disease like Cystic Fibrosis. First the organelle itself may be defective because its molecules do not function well or because there has been damage to it by exposure to some harmful substance such as a chemical. Within the endoplasmic reticulum or ER where the synthesis of this protein occurs there may be a disturbance in the functions. Normally the proteins are coded within the ER for normal production and functioning of CFTR. It he protein is misfolded during the processing a disease like Cystic Fibrosis may occur.The belief is that the PH of the CFTR protein is altered and because of this PH changes the surface tension of the CFTR changes. That change in surface tension changes the trafficking of the protein and mucus causing thicker mucus to get trapped in several organs but mostly in the lungs and pancreas. Because the surface tension is changed it becomes nearly impossible for the patient to move the mucus there for it accumulates in the l ungs and is very sticky. Bacteria more easily bind to the sticky protein causing consistent infections in the lungs.The missing or defective membrane proteins that are causing the CF become the reason why there are so many increased secretions but the worst of the problem is that with the change in the PH, the consistency of the secretions have changed and the person with the CF can just not handle them. That with the increased infections and the fact that this continues to happen throughout the other organs causes the patient to be extremely debilitated with the chance of early loss of life.

Thursday, January 2, 2020

Is Conformity A Popular Thing - 1733 Words

Throughout my life, many people have impacted me. Whether it be a teacher, a fellow classmate, a parent, or even a celebrity, someone has influenced me in some way. I have found that the older I get, the more I really think about life and what really matters in this world. Some people would say that materialistic items are the key to happiness, while others will disagree by saying that possessions cannot fill the void in your life forever. There will always be something that you will want so that you can maintain the happiness that is put into possessions. Others will say that conformity is a popular thing in society and the only way to be happy is to conform to the way society says you should. Many people will completely agree with that because they are afraid to stand out in a world that tells them it is not okay to be different or to be an individual. If you want to be truly happy, one must break away from the chains of conformity. To live in a world that tells us who we should be is the greatest waste that anyone could fall susceptible to. I have always felt that I was born in the wrong generation. I do not like any music from this era (except Adele) because I do not like the way music sounds in this era. I prefer to listen to old country music, Broadway music, and anything by Bette Midler. I also love watching old television shows, such as I Love Lucy, Bewitched, and I Dream of Jeannie. I do not idolize anyone from this generation of celebrities (Adele is anShow MoreRelatedConformity Essay721 Words   |  3 Pages There are many ways were people conform to society, sometimes it could be a good thing and sometimes it could be a bad thing. For people, there are certain expectations to follow. For example, when you go to a party like a wedding or so you are expected to dress nice and appropriate, you conform with society. Also, when you are driving you are expected to go to certain speed. 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