| Reducir el recebado y el pinchado mediante el ajuste del índice de crecimiento y materia orgánica ([Reduce shrinkage or picking by adjusting the growth rate and oragnic matter])
| Anonymous. 2019. Greenkeepers. [Enero]. 69: p. 32.
| More | 304883 |
| Propiedades químicas del suelo ([Chemical properties of the soil])
| Anonymous. 2019. Greenkeepers. [Enero]. 69: p. 33.
| More | 304898 |
| El poder de la actitud. Sense for impact ([The power of attitude. Sense for impact])
| Anonymous. 2019. Greenkeepers. [Enero]. 69: p. 34-35.
| More | 304905 |
| Averías en cables ([Breakdowns in cables])
| Anonymous. 2019. Greenkeepers. [Enero]. 69: p. 36.
| More | 304907 |
| Renovación de campos de golf ([Renovation of golf courses])
| Anonymous. 2019. Greenkeepers. [Enero]. 69: p. 37.
| More | 304909 |
| Presentación Ryder 2018 ([Ryder Presentation 2018])
| Anonymous. 2019. Greenkeepers. [Enero]. 69: p. 38.
| More | 304910 |
| Presentación Open de España en el Centro Nacional de golf ([Spanish Open presentation at the National Golf Center])
| Anonymous. 2019. Greenkeepers. [Enero]. 69: p. 39.
| More | 304911 |