Search Results

You are looking at 141 - 150 of 7,030 items for :

  • Refine by Access: All x
Clear All
Free access

Pilar Andreu, Arancha Arbeloa, Pilar Lorente, and Juan A. Marín

whole plants, can yield results more quickly, which would shorten the selection processes. In vitro root cultures either attached to or detached from plants have previously shown a certain correlation to whole organism salt stress tolerance ( Prakash and

Free access

Ajay Nair, Donglin Zhang, John Smagula, and Dongyan Hu

difficulty to overwinter the newly rooted cuttings ( Flemer, 1982 ; Perkins and Bassuk, 1995 ). Cuttings of Japanese Stewartia generally root satisfactorily but fail to successfully overwinter and grow the next spring. In most of the cases, they put forth a

Free access

Wendy K. Hoashi-Erhardt, Patrick P. Moore, Gwenyth E. Windom, and Peter R. Bristow

Root rot caused by the persistent soilborne oomycete Phytophthora fragariae var. rubi is a serious disease of red raspberry in the Pacific Northwest and worldwide. It can decrease the vigor and yield of raspberry plantings and require

Free access

Maria A. Macias-Leon and Daniel I. Leskovar

easily outcompeted by weeds because of slow germination and a relative slow growth rates, which results in bulb size reduction and less homogenous populations ( Brewster, 2008 ). In addition, the unbranched root system with few lateral roots and absence

Free access

Ángel V. Domínguez-May, Mildred Carrillo-Pech, Felipe A. Barredo-Pool, Manuel Martínez-Estévez, Rosa Y. Us-Camas, Oscar A. Moreno-Valenzuela, and Ileana Echevarría-Machado

., 2010 ). Nitrate is the major source of N for plants in agricultural soil; therefore, most studies of root plasticity in response to N have been performed using this inorganic N source (reviewed by Alvarez et al., 2012 ). Amino acids represent a major

Free access

Judy A. Thies and Amnon Levi

Watermelon ( C. lanatus var. lanatus ) is an important vegetable crop grown in the United States with an annual production of 2.1 million tons and a farm value of $435 million ( U.S. Department of Agriculture [USDA], 2007 ). Root-knot nematodes

Free access

D.M. Glenn and W.V. Welker

Abbreviations: BS, bare soil; FRLD, fine-root length density; KS, killed K-31 tall fesuce sod; LRLD, large-root length density; LS, living K-31 tail fescue sod; PT, living Poa trivialis sod. 1 Soil Scientist. 2 Weed Scientist. Mention of a

Free access

Taryn L. Bauerle and Michela Centinari

, 1987 ; Guo et al., 2011 ; Pierret et al., 2007 ) and in some cases on a tree’s root architectural or morphological factors in response to the soil environment ( Comas and Eissenstat, 2004 ; Pregitzer, 2002 ). Rightly so, root system morphology and

Free access

Cecil T. Pounders and G. Sam Foster

Abbreviations: MR, main root, RC, rooted cuttings. The cost of publishing this paper was defrayed in part by the payment of page charges. Under postal regulations, this paper therefore must be hereby marked advertisement solely to indicate this

Free access

Michael T. Martin Jr., Geoffrey M. Weaver, Matthew R. Chappell, and Jerry Davis

Adventitious root formation (ARF) is the process by which roots arise from nonroot plant tissue ( Bellini et al., 2014 ; Davis and Haissig, 2013 ). Effectively using ARF for plant propagation is a cornerstone of the ornamental horticulture industry