Effect of Fertilizer on Fine Root Density and Shoot Growth in Chilean Matorral

1982 ◽  
Vol 143 (4) ◽  
pp. 498-504 ◽  
Author(s):  
Jochen Kummerow ◽  
Guacolda Avila ◽  
Maria-Ester Aljaro ◽  
Sandra Araya ◽  
Gloria Montenegro
Oecologia ◽  
1978 ◽  
Vol 37 (2) ◽  
pp. 201-212 ◽  
Author(s):  
Jochen Kummerow ◽  
David Krause ◽  
William Jow

2010 ◽  
Vol 342 (1-2) ◽  
pp. 195-206 ◽  
Author(s):  
Christian Ceccon ◽  
Pietro Panzacchi ◽  
Francesca Scandellari ◽  
Luca Prandi ◽  
Maurizio Ventura ◽  
...  

2006 ◽  
Vol 32 (3) ◽  
pp. 114-117
Author(s):  
Gary Watson

Mature white oaks (Quercus alba L.) averaging 61 cm (24.4 in) dbh and in a moderate state of decline were treated with 0.8 g active ingredient (a.i.)/cm (2 g/in) paclobutrazol (PBZ) on 11 April 1995, and again with 1.2 g a.i./cm (3 g/in) on 8 October 1998, as a basal drench. PBZ produced no reduction in leaf size or twig growth of the white oaks at any time during the 7 years of the study. Rapidly growing plants may be more effectively growth-regulated by PBZ. Fine root density, starch content of the woody roots, and percentage of mycorrhizal root tips were unaffected by PBZ treatment. This is the first direct evidence that mycorrhizae are not reduced by the fungicidal properties of PBZ. The root zone of these trees was mulched but laterally restricted. Root density and mycorrhizae may have already been high under these conditions, limiting the ability of PBZ to improve them further.


2019 ◽  
Vol 94 (3) ◽  
pp. 843-855 ◽  
Author(s):  
David Montejo-Martínez ◽  
Víctor F. Díaz-Echeverría ◽  
Gilberto Villanueva-López ◽  
Deb R. Aryal ◽  
Fernando Casanova-Lugo ◽  
...  

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