PENAC "P" : a new soil conditioning system without chemicals for agriculture and horticulture :
| Format: | Book |
|---|---|
| Language: | English |
| Published: |
Grecia, C.R. :
Ponderco S.A. ,
1996
|
| Subjects: |
Sistema de Bibliotecas de la Universidad Nacional de Costa Rica
| Call Number: |
631.4 |
|---|---|
| Copy | Available |