陕茶1号茶树花生物学特征及内含成分分析

打开文本图片集

关键词：茶树花；陕茶1号；生物学特征；内含成分中图分类号：S571.1 文献标识码：A文章编号：0439-8114（2025）08-0172-06DOI：10.14088/j.cnki.issn0439-8114.2025.08.026

Abstract：TolarifythebiologicalcharacteristicsandintealcomponentsofthediferentstageofCamellasinensis‘ShanCha， theteaflowersofCameliasinensis‘Longjing4’（controlgroup）andCamellisinensis‘ShanCha1’wereusedasrawmaterialstodeterminendanalythediferencsintecontentofcomonentsieaflowersatdiferentloweringstagesbyobservngtheiological characteristicsandaone-hundredflowersweightof teaflowersatfullbloomstage.ThecrowndameterofCameliasinensis‘ShanCha 1'teaflowerswas2.2-3.5cm，andtheweightofoflowerswaslessthanthatofLongjing43intheflowerbud，thewhitebudandthe fullbloomingstage.Witteincraseofteopeningdegreeofteaflowers，thecontentofwaterextracandsublesugarshowedanincreasingtrend，thecontentof teapolyphenolsandcafeineshowedadecreasingtrend，thecontentoffreeaminoacidsshowedatrend ofdecreasingfirstandthenincreasing，ndthecontentoftotalflavonoidsshowedatrendofincreasingfirstandthendecreasing.The water extract of Camellia sinensis‘ShanCha 1’ was 53.63% -68.77%，tea polyphenols were 9.26 % -13.79%，free amino acid was 1.67%- 2.10% ，caffeine was 0.43% 1 0.83% ， soluble sugar was 11.96%-31.28 % ，and the total amount of flavonoids was 27.65-38.45 （204 mg/g .Camellia sinensis‘ShanCha 1∘ was a tea flower variety with small and medium flowers and more stamens.The content of tea polyphenolswassignificantlyhigherthanthatofLongjing43atdiferentfloweringstages，andsolublesugar，cafeine，freaminoacids and total flavonoids were lower than those of Longjing 43.

KeyWords：teaflowers；Camellia sinensis‘ShanCha1'；biological characteristics；internal components

茶树花是山茶科（Theaceae）山茶属（Camellia）茶树［Camelliasinensis（L.）O.Kuntze]开的花，是茶树的生殖器官之一，属两性花中的完全花，由花托、花萼、花瓣、雄蕊、雌蕊五个部分组成[1。（剩余8046字）