1- Badge S., Panchbhai D.M., and Gajbhiye R.P. 2015. Nutrient content, uptake and yield in African marigold (Tagetes erecta Linn) as influenced by pinching and foliar application of gibberellic acid. Indian Journal of Agricural Research 49(6): 534-538.
2- Bora R.K., and Sarma C.M. 2006. Effect of gibberellic acid and cycocel on growth, yield and protein content of pea. Asian Journal of Plant Sciences 5: 324-330.
3- Dabas H.K., Mitra L., and Dabas. S. 2001. Effect of different concentrations of GA3 MH and NAA on primary branches of marigold (Tagetes erecta L.). Journal of Indian Agriculture 45(3-4): 265-267.
4- Dalal S.R., Nandre D.R., Bharad S.G., Utgikar S., and Shinde R.D. 2006. Effect of pinching on carnation cv. Yellow Solar under polyhouse condition. International Journal of Agricultural Science 2(2): 356-357.
5- Dhaduk B.K., Kumara S., Singh A., and Desai J.R. 2007. Response of gibberellic acid on growth and flowering attributes in anthurium (Anthurium andreanum Lind.). Journal of Ornamental Horticulture 10(3): 187-189.
6- Dorajeerao A.V.D., and Mokashi A.N. 2012. Growth analysis as influenced by pinching time in garland chrysanthemum (Chrysanthemum coronarium L.). The Global Journal of Biochemistry and Biotechnology 1(2): 242-247.
7- Gou J., Strauss S.H., Tsai C.J., Fang K., Chen Y., Jiang X., and Busov. V.B. 2010 Gibberellins regulate lateral root formation in Populus through interactions with Auxin and other hormones. The Plant Cell 22: 623-639.
8- Hussain K., Hussain M., Majeed A., Nawaz K., Nisar M.F., and Afghan. S. 2010. Morphological response of scurf pea (Psoralea corylifolia L.) to indole acetic acid (IAA) and nitrogen (N). World Applied Sciences Journal 8: 1220-1225.
9- Khudus S., Prasad V.M., and Jogdand S.M. 2017. Effect of Plant Growth Regulators on Growth and Flower Yield of Calendula (Calendula officinalis L.) cv. Bon Bon. Chemical Science Review Letter 6(22): 1290-1294.
10- Koriesh E.M., Dahab A.M.A., and Ali. E.W.M. 1989. Physiological studies on Chrysanthemum morifolium Ramat. Effect of cycocel, gibberellic acid and nucleic acids on vegetative growth and some chemical components. Assiut Journal of Agricultural Science 20 (1): 27-41.
11- Kumar P., Raghava, S.P.S., Mishra R.L., and Singh. K.P. 2003. Effect of GA3 on growth and yield of China aster. Journal of Ornamental Horticulture, 6(2): 110-112.
12- Kumar R., Mohan R., and Gaur. G.S. 2010. Effect of GA3 and Ethrel on growth and flowering of African marigold cv. Pusa Narangi Gainda. Indian Journal of Horticulture 67: 362-366.
13- Kumar A., Kumar J., Mohan B.J.P., Singh J., Rajbeer P., and Ram. N. 2011. Effect of plant growth regulators on growth, flowering and yield of African marigold (Tagetes erecta L.) cv. Pusa Narangi Gainda. The Asian Journal of Horticulture.
14- Kumar V., Kumar V., Umrao V., and Singh. M. 2012. Effect of GA3 and IAA on growth and flowering of carnation. HortFlora Research Spectrum 1(1): 69-72.
15- Kumar H., Kumar J., Dev P., Ram N., and Kaviraj J. 2016. Effect of Nitrogen and GA3 on growth and flowering behavior of African marigold (Tagetes erecta L.) cv. Pusa Narangi Gainda. International Journal of Agricultural Invention 1(1): 84 – 87.
16- Maharnor S.I., Chopde N., Thakre S., and Raut, P.D. 2011. Effect of nitrogen and pinching on growth and yield of African marigold. Asian Journal of Horticulture: 6(1): 43-45.
17- Meena Y., Sirohi H.S., Tomar S.B., and Kumar S. 2015. Effect of planting time, spacing and pinching on growth and seed yield of African marigold cv. Pusa Narangi Gainda. Indian Journal of Agricultural Science, 85(6): 797-801.
18- Parhi R., Mohanti A., and Harichandan S. 2016. Performance of various characters in African marigold due to different in pinching levels and planting dates. Annals of Agri-Bio Research 21(1): 44-48.
19- Phengphachanh B., Naphrom D., Bundithya W., and Potapohn. N. 2012. Effects of Day-length and Gibberellic Acid (GA3) on Flowering and Endogenous Hormone Levels in Rhynchostylis gigantea (Lindl.) Ridl. Journal of Agricultural Science 4(4): 217-222.
20- Prakash S., Anitha P., Giridharan M.P., Rajgopalan A., and Rao S.V.G. 2016. Impact of seasons and pinching on growth and flowering in African marigold. Journal of Tropical Agriculture 54(1): 50-54.
21- Pushkar N.C., and Singh A. K. 2012. Effect of pinching and growth retardants on flowering and yield of African marigold (Tagetes erecta L.) var. Pusa Narangi Gainda. International Journal of Horticulture 2:1-4.
22- Rathore I., Mishra A., Moond S.K., and Bhatnagar P. 2011. Studies on effect of pinching and plant bio regulators on growth and flowering of marigold (Tagetes erecta L.). Progressive Horticulture 43(1): 52-55.
23- Sable P.B., Ransingh U.R., and Waskar D.P. 2015. Effect of Foliar Application of Plant Growth Regulators on Growth and Flower Quality of Gladiolus Cv. ‘H.B.Pitt’. Journal of Horticulture 2: 141.
24- Sajid M., Amin, N., Ahmad H., and Khan. K. 2016. Effect of gibberellic acid on enhancing flowering time in Chrysanthemum morifolium. Pakistan Journal of Botany 48(2): 477-483.
25- Sasikumar K., Baskaran V., and Abirami K. 2015. Effect of pinching and growth retardants on growth and flowering in African marigold cv. Pusa Narangi Gainda. Journal of Horticultural Science 10(1): 109-111.
26- Schmidt C., Belle A.B., Nardi C., Toledo A.K. 2003. The gibberellic acid) GA3) in the cut chrysanthemum (Dedranthema grandiflora Tzevelev.) viking: planting summer/autumn. Revista Ciência Rural 33(2): 1451-1455.
27- Sehrawat S.K., Dahiya D.S., Singh S., and Rana, G.S. 2003. Effect of nitrogen and pinching on growth, flowering and yield of marigold (Tagetes erecta L.) Cv. African Giant Double Orange. Haryana Journal of Horticultural Science 32(1, 2): 59-61.
28- Sharifuzzaman S.M., Ara K.A., Rahman M.H., Kabir K., and Talukdar M.B. 2011. Effect of GA3, CCC and MH on vegetative growth, flower yield and quality of chrysanthemum. International Journal of Experimental Agriculture 2(1): 17-20.
29- Singh K. 2003. Effect of growth regulators and shoot tip pinching on calendula. Journal of Ornamental Horticulture 6(2): 134-136.
30- Singh A.K. 2003b. Effect of growth regulators on growth and flowering in calendula (Calendula officinalis). Indian Perfumer 47(3): 275-278.
31- Singh V., Singh A.k., and Sisodia A. 2017. Growth and flowering of marigold as influenced by pinching and spraying of nitrogen. International Journal of Current Microbiology and Applied Sciences 6(7): 2283- 2287.
32- Swaroop K., Singh K.P., and Raju D.V.S. 2007. Vegetative growth, flowering and seed characters of African marigold (Tagetes erecta L.) as in fluenced by different growth substances during mild off seasons. Journal of Ornamental Horticulture 10(4): 268-270.
33- Vwioko E.D., and Longe M.U. 2009. Auxin and gibberellin effects on growth and fruit size in Lagenaria siceraria (Molina standley). Bioscience Research Communications 21: 263-271.