Using peat+vermiculite(2:l) the study was conducted to the quantity of manure and fertilizer in seedling period.
在有机基质草炭+蛭石(2:1)上进行对甜椒育苗期施肥量研究。
The research was conducted to study the distribution of heavy metals in water dispersible colloids from swine manure compost.
对猪粪有机肥中胶体态重金属的分布进行了定量分析。