The total glycoalkaloid concentration of non-sprouted potato tubers, cvs Marfona, Fianna, Maris Piper, Kestrel and Golden Wonder, was measured following 15 days of continuous illumination (250 mmol m ร2 s ร1 photosynthetically active radiation) using high-performance liquid chromatography. Compariso
Microbial spoilage of Solanum tuberosum L. tubers in Nigeria
โ Scribed by Adisa, V. A.
- Publisher
- John Wiley and Sons
- Year
- 1986
- Tongue
- English
- Weight
- 237 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0027-769X
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โฆ Synopsis
Studies were carried out to investigate the microorganisms associated with the spoilage of Solunum mberosum tubers in 6 states of Nigeria. Microbial spoilage was found to be caused by Fusuriuni soluni, Rhzzopus oryzae, R. stoionifer, Erwiniu sp., Aspergillus niger and Allernaria longipes. The spoilage caused by the first 4 organisms was the most important with F. solani producing the highest percentage loss in potato tubers. The effect of temperature on the growth of 4 of the spoilage organisms in liquid culture and on spoilage of tuber is presented and discussed.
๐ SIMILAR VOLUMES
The composition of aerial and subterranean tubers of two potato genotypes cvs Desiree (red skin) and Epicure (white skin) was compared immediately after harvest using a range of analytical methods. Irrespective of genotype, aspartic acid, arginine, glycine, glutamic acid, histidine, leucine, serine,
The effects of low temperature and of combined stresses, cool temperature and waterlogging and also warm temperature and drought, on potato tuber glycoalkaloid levels were investigated, with emphasis on comparison of tubers of similar size. The early maturing cultivars Home Guard, Rocket and British
Tubers of the potato cultivars Pentland Dell and Record were stored for a period of up to 40 weeks at 5ยฐC and 10ยฐC over four consecutive storage seasons (1989-1990 to 1992-1993). Reconditioning treatments at 20ยฐC were also performed at early, mid and late stages in storage. T o assess the turnover o