...爱文库网 关键词 半夏；种茎；播种深度；播种期；出苗；苗情。 [gap=680]Key word Ternate pinellia; Stem tuber; Sowing depth; Sowing time; Emerge; Growth of cereal crop seedings.
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It is best to be planted in the middle and late part of May, and the sowing depth is best to be 1-2cm. the regular pattern of dry material distribution of Ceratoides arborescens is stem>root>leaf>flower.4 Irrigation and fertilization are the two important factors that determine the establishing of seedling and the plant production.
播种深度以1-2cm为适宜。 华北驼绒藜植株干物质分配规律是茎>根>叶>花。
参考来源 - 华北驼绒藜成苗特性与建植技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Finally, suitable forage species, right reseeding time, appropriate soil treatments and ideal sowing depth were decided.
最后确定适宜当地补播的牧草种类、补播时期、土壤处理和补播深度等。
The effects of different soil water content, depth of sowing and dose of fomesafen on dayflower emergence were studied.
通过提供不同外界环境条件的方法，研究了土壤含水量、播种深度及除草剂虎威对鸭跖草出苗的影响。
ObjectiveTo research the influence of sowing time , planting density and plowing depth to the yield and quality of Cynanchum paniculatum (Bge. ) Kitag.
目的考查播种期，种植密度及耕地深度对徐长卿产量和质量的影响。
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