Sweet Potato: Post Harvest Aspects in Food, Feed and by Ramesh C. Ray, K. I. Tomlins

By Ramesh C. Ray, K. I. Tomlins

Candy potato (Ipomoea batatas L.), the 7th most crucial foodstuff crop after wheat, rice (paddy), maize, potato, barley and cassava, is a staple foodstuff in lots of constructing international locations of the tropics and sub-tropics, and in addition serves as animal feed and uncooked fabric for a number of meals and feed-based industries. This New global crop has excessive organic potency of changing solar power into fit for human consumption power (152MJ/ha/day) in kind of tuberous (storage) roots and will be the foodstuff for the ever starting to be human inhabitants in destiny. Asia leads in sector (60.75 in keeping with cent) and creation (86.89 according to cent) of candy potato on the earth. candy potato was once initially a herbaceous perennial yet was once domesticated as an annual and grows most sensible in reasonably hot weather and temperature of 21-26 degreeC. It calls for mild textured soil with the optimal pH of 5.5-6.5 for solid progress of the crop. present learn has interested by improvement of excessive starch, excessive dry subject and colored (ss-carotene and anthocyanin-rich) candy potato kinds for business purposes as well as conventional utilization as foodstuff and animal feed. candy potato garage roots are subjected to numerous varieties of publish harvest losses in the course of harvest, transportation from farmers' box to industry and in garage. those are as a result of mechanical harm, weight-loss, sprouting, ailments and pests. the topic, publish harvest facets of candy potato in nutrition, feed and industries, is a subject of present curiosity.

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G. K. (1994). Varietal improvement in sweet potato. In: Advances in Horticulture Vol. 8. Tuber Crops (EDs. L. ), Malhotra Publishing House, New Delhi, India, pp. 101-112. S. (2002). ) under rainfed conditions. Indian J. Agron. 47(3): 449-454. S. (2002). A note on the effect of weed management practices on nutrient uptake of weeds in sweet potato. Orissa J. Hort. 30(2): 110-112. Nedunchezhiyan, M. and Byju, G. (2005). ) varieties. J. Root Crops 31 (2): 111-114. Nedunchezhiyan, M. S. (2004). Growth, yield and soil productivity as influenced by integrated nutrient management in rainfed sweet potato.

Alternately, sweet potatoes can be exposed to 150Gy irradiation or stored at temperatures between 16-18oC to control weevil damage. Several fungi have been found to cause diseases in stored sweet potato. The most important among them are Botryodiplodia theobromae, Ceratocystis fimbriata, Fusarium spp. and Rhizopus oryzae. The other less frequently occurring spoilage fungi include Cochliobolus lunatus (Curvularia lunata), Macrophomina phaseolina, Sclerotium rolfsii, Rhizoctonia solani and Plenodomus destruens.

Research report of the rural development administration, crops. Korea Republic 28(2): 184-188. M. G. (2001). Critical concentration as a reflection of potassium requirement of sweet potato in an acid ultisol. J. Root Crops 27(1): 223-228. , Hilman, Y. and Setiawan, A. (2005). Selection of sweet potato clones with high anthocyanin in Indonesia. In: Concise Papers of the 2nd Int. Symp. Sweet potato and Cassava, held 14-17 June 2005, Kuala Lumpur, Malaysia, pp40-41. , Mohankumar, B. P. (1986). Efficacy of rock phosphate as a source of phosphorus to sweet potato.

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