The effect of crop quality and pre-treatment on germination in Scots pine and Norway spruce seeds
Abstract Weather conditions during the growing season are determining the size and quality of the Scots pine (Pinus sylvestris L.) and Norway spruce (Picea abies (L.) Karst.) seed crop in northern areas. Pathogens, fungi, and insects also have an effect on seed crops. The varying quality of seeds f...
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| Format: | Doctoral Thesis |
| Language: | English |
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University of Oulu
2009
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| Online Access: | http://urn.fi/urn:isbn:9789514290121 http://nbn-resolving.de/urn:isbn:9789514290121 |