Lazos Valencia, Rubén. <br/><br/>
Seedling quality of kohlrabi plants (Brassica oleracea var. Gongylodes L.) in relation to nutrient supply and CO2 enrichment 

 - Bonn :  The author,  1993 
 - 61 h. 
<br/><br/> Thesis (Magister der Agrarwissenschaften) -- Rheinischen Friedrich-Wilhelms-Universitat. Honen Landwirtschaftlichen Fakultat 
<br/><br/><label>LCCN: </label>43990 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Colirrábano--Elementos minerales.<br/>Colirrábano--Semilla.