1988
DOI: 10.1139/x88-092
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Soil compaction effects on Pinustaeda establishment from seed and early growth

Abstract: Soil bulk density was related to loblolly pine (Pinustaeda L.) seedling establishment and growth during the first 28 weeks after sowing. Seedling heights were lower when bulk densities exceeded 1.3 Mg m−3 on a sandy clay loam and 1.4 Mg m−3 on a loamy sand. Heights were also lower for bulk densities below 1.2 Mg m−3 on the sandy clay loam soil. Seedling depth of rooting, root weight, and shoot weight were reduced at high bulk densities on both a sandy clay loam and a loamy sand. However, root and shoot weights… Show more

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Cited by 31 publications
(13 citation statements)
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“…Root and shoot growth of white spruce seedlings have been shown to decrease when the bulk density of soils of similar origin and texture was raised from 1.35 to 1.50 Mg m -3 (Corns 1988). Similar results have been reported for Pinus taeda (Tuttle et al 1988), Picea abies, Pinus nigra and Pinus rigida (Zisa et al 1980) on mediumtextured soils. Moreover, ruts on fine-to medium-textured sites collected run-off waters and were unsuitable for planting.…”
Section: Discussionsupporting
confidence: 87%
See 1 more Smart Citation
“…Root and shoot growth of white spruce seedlings have been shown to decrease when the bulk density of soils of similar origin and texture was raised from 1.35 to 1.50 Mg m -3 (Corns 1988). Similar results have been reported for Pinus taeda (Tuttle et al 1988), Picea abies, Pinus nigra and Pinus rigida (Zisa et al 1980) on mediumtextured soils. Moreover, ruts on fine-to medium-textured sites collected run-off waters and were unsuitable for planting.…”
Section: Discussionsupporting
confidence: 87%
“…Even after 15 skidding cycles, wheel track densities were under these critical values at all depths. Nevertheless, studies conducted on coarse-textured soils have shown that a bulk density of 1.45 Mg m -3 severely limited the growth of seedlings of Picea mariana (Prévost and Bolghari 1990) and that root growth of Picea abies, Pinus nigra, Pinus rigida (Zisa et al 1980) and Pinus taeda (Tuttle et al 1988) decreased rapidly when bulk densities exceeded 1.6 Mg m -3 . On the other hand, in coarse-textured soils, growth is more limited by soil strength than by soil aeration (Sands et al 1979;Wasterlund 1985).…”
Section: Discussionmentioning
confidence: 99%
“…Generally in the case of large trees, root growth is limited by increasing soil bulk density and excessive soil resistance (typical in dry and skeletal soils) or insufficient aeration if the soil is heavily saturated by water (Greacen & Sands, 1980). The greater the root growth reduction and the smaller the soil space occupied by roots, the slower the growth of a tree in its above-ground parts (Halverson & Zisa, 1982;Tuttle et al, 1988). The exposure of roots to mechanical pressure induces a number of physiological changes that have been well described on the macroscopic level.…”
Section: Impact Of Compaction On Plant Growthmentioning
confidence: 99%
“…Soil compaction is one of the most dangerous soil disturbance factors, particularly in highly productive stands, which can result in long-term reduction of tree growth. The greater the reduction in the growth of tree root systems, the smaller the increases in the tree growth (Halverson & Zisa, 1982;Tuttle et al, 1988).…”
Section: Introductionmentioning
confidence: 99%