Search Results

You are looking at 81 - 90 of 199 items for :

  • All content x
Clear All
Free access

Qingqing Duan, Ye Lin, Wu Jiang, and Danfeng Huang

widely used as effective indicators for a variety of seedlings of conifers during storage and closely related to the survival of post-storage seedlings ( L'Hirondelle et al., 2007 ; Maki and Colombo, 2001 ). As shown in Figure 3 (F v /F m and ΦPSII

Full access

Benjamin K. Hoover and R.M. Bates

Phytophthora resistance genes. Nordmann fir is more readily available in the U.S. conifer industry than turkish fir and additional testing on its resistance to PRR-inciting Phytophthora is warranted. This study involved testing fraser fir, canaan fir, and

Free access

Mason T. MacDonald, Rajasekaran R. Lada, Alex I. Martynenko, Martine Dorais, Steeve Pepin, and Yves Desjardins

) and by producing the forces necessary to facilitate abscission ( Beyer and Morgan, 1971 ; Wright and Osborne, 1974 ). Only a few studies have been published regarding the role of ethylene in needle abscission of conifers, although it is speculated to

Open access

Hui-qing Li, Qing-he Li, Lei Xing, Gao-jie Sun, and Xiu-lian Zhao

, comprising 5 evergreen conifer species and 21 deciduous broadleaf species ( Table 1 ). Using individual plant parts to evaluate cold hardiness is the usual method in cold hardiness tests ( Hoffman et al., 2010 ; Lisek, 2012 ). Thirty 1-year-old shoots (30

Free access

Wanploy Jinagool, Lia Lamacque, Marine Delmas, Sylvain Delzon, Hervé Cochard, and Stéphane Herbette

was found when comparing Prunus species ( Cochard et al., 2008 ). A review of the hydraulic traits in conifers also reveals differences between species from the same genus, although it is weaker in some genera such as Pinus ( Bouche et al., 2014

Open access

Xiuli Shen and Myeong-Je Cho

option to explore. Seed propagation has several advantages for mass production in sugar pine. Sugar pine bears the longest cones of all conifers, so seeds are abundant ( Cermak, 1992 ). Using seeds to initiate in vitro culture normally results in less

Free access

Wei-Ting Tsai and Chien-Young Chu

rhododendron ( Douglas, 1984 ), conifers ( Pâques et al., 1992 ), roses ( Wong and Chu, 1995 ), and garlic ( Kim et al., 2003 ), we explored the possibility that orchids, namely Doritaenopsis , could be cultured in this manner with optimal results. However

Free access

Masafumi Johkan, Genjirou Mori, Kazuhiko Mitsukuri, Keiichirou Mishiba, Toshinobu Morikawa, and Masayuki Oda

Methyl jasmonate-induced ethylene production is responsible for conifer phloem defense responses and reprogramming of stem cambial zone for traumatic resin duct formation Plant Physiol. 135 2134 2149 Inskeep, W.P. Bloom, P

Full access

Christina M. Twardowski, Jaime L. Crocker, John R. Freeborn, and Holly L. Scoggins

plants should be maintained with a fertilization program that will yield cuttings with sufficient nutrient reserves until rooting occurs. Most work in the area of nutrient effects on stock plant cutting yield and rooting response has been done on conifers

Free access

Cheryl R. Boyer, Thomas V. Gallagher, Charles H. Gilliam, Glenn B. Fain, H. Allen Torbert, and Jeff L. Sibley

residual substrate J. Environ. Hort. 27 56 62 Burns, R.M. Honkala, B.H. 1990 Silvics of North America: 1. Conifers; 2. Hardwoods. U.S. Dept. Agr. For. Serv. Agr. Hdbk. 654 Davidson, H. Mecklenburg, R. Peterson, C. 2000 Nursery management: Administration and