scholarly journals Effects of Different Growth Regulators on Seed Germination and Vigor of Pot Marigold (Calendula Officinalis. L)

2021 ◽  
Vol 18 (2) ◽  
pp. 227-231
Author(s):  
R Singh ◽  
YS Tariyal ◽  
JS Chauhan

Flowers are valued to mankind from the dawn of civilization. Flowers are used for various purposes in our day to day life like worshipping, religious and social functions, wedding, interior decoration, natural colours, dyes, scents and self adornment. Calendula officinalis is used as sudorific, blood refiner, blood sugar reducer and also use as anti-inflammatory skin. Seed testing is an essential step for evaluation of planting value of seeds, to minimize the risk of failure in planting low quality seeds. The importance of seed testing in agricultural crops has long been realized. Seed testing is also necessary to determine the need for drying and processing, to determine the quality standards under seed certification and seed law enforcement program, to identify seed quality problems and their probable causes and to provide basis for price fixation and consumer discrimination of seed lots etc.the 200ppm concentration of GA3 shows the significant and positive effect on the various germination and seedling parameters under study shows that GA3 is the best priming substance for the healthy and better germination in pot marigold. SAARC J. Agri., 18(2): 227-231 (2020)

2013 ◽  
Vol 59 (2) ◽  
pp. 5-12 ◽  
Author(s):  
Stanisław Bielski ◽  
Beata Szwejkowska

Summary In 2007-2009, a pot experiment was carried out in a greenhouse at the University of Warmia and Mazury in Olsztyn on cv. Promyk pot marigold (Calendula officinalis L.). The aim of the study was to assess the impact of nitrogen and magnesium in plant growth and development and yield of marigold. The experiment included two factors: nitrogen fertilization (g.pot-1): A-0 (control), B-0.3, C-0.6 (0.6+0), D-0.9 (0.6+0.3), E-1.2 (0.6+0.6) and magnesium fertilization (g.pot-1): a-0 (control), b-0.5. The experimental part of the research was designed according to the independent series method and set up in 4 replicates, 4 pots in one replicate, in modified Kick-Brauckmann pots. The experiment demonstrated a significant effect of nitrogen fertilization on the plants hight, number of pot marigold inflorescences, fresh inflorescences weight, fresh and airdry ligulate weight. Magnesium fertilization had a positive effect on all the analyzed traits. No statistical correlation was proven between the nitrogen and magnesium fertilization


2019 ◽  
Vol 60 (4) ◽  
pp. 467-478 ◽  
Author(s):  
Iman Ghadyeh Zarrinabadi ◽  
Jamshid Razmjoo ◽  
Alireza Abdali Mashhadi ◽  
Hassan Karimmojeni ◽  
Te-Ming Tseng

1980 ◽  
Vol 1 ◽  
pp. 103-109
Author(s):  
D.J. Scott

An account is given of the place of seed testing in New Zealand agriculture. The functions of the Government Seed Testing Station are outlined, including sections on the role of testing in the Government seed certification scheme, testing seed for export, seed importation. noxious plants, Rhizobium testing, surveys and research. Also discussed are the procedures and aspects of seed quality testing relevant to New Zealand pasture seeds, including sampling, purity, germination, seed health. seed vigour, cultivar and tolerances. Key words: Seed testing, New Zealand, noxious plants, Rhizobium.


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