It provides the experimental basis for ration development of plant resource in coastal saline Chao soil.
由在滨海盐化潮土上合理开发利用这些植物资源提供了依据。
In addition, problems occurring in the development and use of natural preservatives are analyzed, and some Suggestions on the ration...
另外就天然防腐剂在开发、使用过程中出现的问题作了分析，并就如何合理利用提出了自己的观点。
Effect of development period of immature inflorescences and hormone compositions of different kinds and ration on callus induction, growth state and plant regeneration was studied.
以苏丹草幼穗为外植体材料，研究幼穗发育期以及配比的激素组合对愈伤组织诱导发生、生长状态及其绿苗分化能力的影响。
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