| 释义 |
Picea pungens
基本英英例句
北美云杉
Noun:
tall spruce with blue-green needles and dense conic crown; older trees become columnar with lower branches sweeping downwardFactors influencing cuttage ofPicea pungensunder full exposure and mist spray北美兰云杉全光喷雾下扦插影响因子研究
Technology of Cultivating Seedling ofPicea pungenswith Mycorrhizal Fungus北美兰云杉菌根化育苗技术研究
Influence of Treating Technology of Seed ofPicea pungenson Rate of Emergence and Rate of Reservation北美兰云杉种子处理技术对苗木出苗率和保苗率影响的研究
Picea pungensEngelm北美兰云杉 |