seed stand

Numbers of fine trees existing in stand roughing and transforming stand to be a seed stand.

林分内个体间差异极大,存在着一批优良木,经去劣疏伐可将林分改造成母树林.

Biotech companies stand to make billions from their seed patents.

生物科技公司利用他们的种子专利大发横财。

The results showed that carambola stand planted densely with 2-yr-old seed-seedling grew fast in the field and had high phytoextraction efficiency for Cd.

结果表明，采用二年生实生苗、高密度种植的各品种杨桃在田间生长非常迅速，而且对Cd的修复效率也非常高。

The successive 7 year observation on seed setting habit for Pinus massoniana seed stand was carried out, results show: ( 1) Flowering period ranged from 10 to 15 days, but the flowering period of male and female strobilus are overlapped;

通过对马尾松母树林7a的观测资料分析表明：（1）马尾松花期为10～15d，雌雄球花的散粉期与受粉期大致同步；