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草原龙胆(Eustoma grandiflorum)属龙胆科草原龙胆属,原产墨西哥北部,其花色丰富,单瓣、半重瓣或重瓣,为目前国内外切花市场新兴的切花新品种,也可用于盆栽或布置花坛。1 草原龙胆的繁殖方法草原龙胆主要采用播种繁殖。其种子细小,种子量2.20万～2.25万粒/g,属喜光性种子。温室播种时,先用泥炭土做好苗床,压实、浇透水;然后将草原龙胆种子与干燥细沙以1:100的比例(体积比)充分混匀后均匀播种;播种后,用2/3细沙和1/3细土充分混合稍加覆盖,并用细
Eustoma grandiflorum Gentiana gentian genus Gentiana, native to northern Mexico, its rich color, single, semi-double or double petals for the current cut flower market at home and abroad emerging new varieties of cut flowers can also be used Bonsai or arrangement of flower beds. A prairie gentian propagation method Prairie gentian sow breeding mainly. The seed is small, the amount of seed 2200 ~ 22500 / g, is a hi-light seed. Greenhouse planting, the first peat bed made of seedbed, compaction, drenched water; and then the grassland gentian seeds and dry sand to 1: 100 ratio (volume ratio) thoroughly mixed uniformly sowing; sowing, with 2 / 3 fine sand and 1/3 fine soil mixed with a little cover, and with fine