Home > 업종/영역 > 지구과학 > Soil science
Soil science
That science dealing with soils as a natural resource on the surface of the earth including soil formation, classification and mapping; physical, chemical, biological, and fertility properties of soils per se; and these properties in relation to the use and management of soils.
Contributors in 토양학
Soil science
superphosphoric 산
지구과학; 토양학
Polyphosphates, orthophosphoric 및 polyphosphoric 아미노산 혼합물의 구성의 산 형태. 종 분포는 일반적으로 30 ~ 36% 농도와 다릅니다 P (68 83 %p2o5).