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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.

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Showing 1 to 2 of 2 (0.045 seconds)

Spelling suggestions: "subject:"need biology"" "subject:"feed biology""

1

The population dynamics of the weed, Cyperus esculentus L

Lapham, J. January 1985 (has links)
No description available.
611
Weed biology
2

Výskyt, biologie a regulace nebezpečných plevelných druhů v porostech pěstovaných plodin / Occurrence, biology and control of hazardous weeds in crops of cultivated crops

KLASOVÁ, Marcela January 2013 (has links)
This thesis deals with the occurrence, biology and control of dangerous weeds on arable land. The thesis aims to process the selected weeds in stands of cultivated crops overview of the biology, extension and suggest regulatory measures for especially dangerous weeds on arable land as for example Elytrigia repens L., Cirsium arvense L. and other. For selected species were assayed determination germination of seeds and detection weight thousands of seeds.

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