TY - BOOK ID - 14440248 TI - Commercial Fertilizers : Their Sources and Use PY - 1946 PB - Philadelphia Blakiston DB - UniCat KW - HOR Horticulture KW - fertilizers KW - horticulture KW - trade UR - https://www.unicat.be/uniCat?func=search&query=sysid:14440248 AB - ER -