the survival rate of seedling was lowest before 2 leaf stage, that is the main stage for serious …
幼苗2叶期前成苗率最低,是辣椒苗倒伏严重的主要时期。
the results showed that (1) the survival rate of seedling increased by. 98% , 95% , 95% and 65% from the natural 40% by covering with rice straw, hog dung, ash soil and loess respectively;
结果表明:(1)岸杂一号狗牙根种苗在入冬前覆盖稻草、猪粪渣、火土灰和黄泥,种苗由自然条件下越冬率40%分别提高到98%、95%、95%和65%。
tcp-transpiration controlling preparation could notably increase survival rate of seedling for barren hill afforestation.
荒山造林中使用tcp植物蒸腾抑制剂能显着提高苗木造林成活率。
after being replanted, the survival rate of seedling improve highly when scientific reasonable management way being used in the field.
移栽以后,对石斛的田间生长采用科学合理的管理方式,可使石斛的幼苗成活率大为提高。