不同生态环境下一串红的结实规律

[目的]探索各生态环境下一串红单花序结实的构成及其各构成要素对结实的贡献，为确定不同生态环境下的最佳采种时间提供依据。[方法]以一串红皇帝系列品种为试材，将其分别定植于大棚、露地、阴棚、地膜覆盖4种生态环境．测定初花后不同时间主花、侧花及单花序的结实量。[结果]研究表明，露地、塑料大棚、地膜覆盖和阴棚采种的最佳时间分别为始花后15、25、25、30d以上。[结论]各生态环境下一串红主花、侧花和单花序表现出不同的结实规律，其中地膜覆盖是种子生产的最佳方法。

Seeding Rule under Different Ecological Conditions on Salvia splendens var.nana

[Objective] The research aimed to explore the seed yield factors Salvia splendens and the contribution of yield factors under the ecological conditions,and to provided the theoretical basis for the most suitable harvest time.[Method] The scarlet king of Salvia splendens cv nana,as material,was planted in the soil of plastic shelf,open filed,shade and covered plastic film for measuring seeds of their main floret,lateral florets and inflorescence at different days after flowering.[Result]The experiments showe...