1) shade flora
树荫种
1.
Thriving to mats in the subsuface water,the "shade flora" is buried rapidly and becomes diatom mat deposits.
"树荫种"硅藻在次表层水体中的勃发成席,并迅速埋藏成为硅藻席沉积,使人们逐渐意识到次表层生产在整个生产力及输出生产中起着重要作用。
3) variation of umbrage
树荫轨迹
6) tree shading
树木遮荫
1.
Using the method of above tree shading,the experiment was carried out on cutting propagation of Sabi-na virginian,the drought northwest is effective to protect survival of cuttings for a long time,the survival rate can reach more than 90% in the current year,however,it can prolong the time of cottage rooting.
利用上方树木遮荫进行铅笔柏扦插育苗,在气候干旱的西北地区可以有效保证插穗长期存活,当年存活率达到90%以上,但有延长插穗生根时间的趋势。
补充资料：树荫
1.亦作"树阴"。 2.树木枝叶在日光下所形成的阴影。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条