What has the author C J M Spierings written?

Answer 1

C. J. M. Spierings has written:

'Het werktuigen- en machinepark in de groene sector' -- subject(s): Equipment and supplies, Forest machinery, Forests and forestry, Horticultural machinery, Ornamental horticulture

'De oudere zelfstandigen in de agrarische sector' -- subject(s): Farmers, Older people

'Werknemers in de groene sector' -- subject(s): Foresters

'Achterstallig onderhoud en werkgelegenheid in bossen en natuurterreinen' -- subject(s): Employees, Forests and forestry, Natural areas, Nature conservation

'Jonge boerinnen over beroepsverandering' -- subject(s): Agriculture, Economic aspects of Agriculture, Farmers' spouses

'De huidige en toekomstige werkgelegenheid in de groene sector' -- subject(s): Forests and forestry, Landscape gardening, Management, Natural areas, Vocational guidance