Search Results

You are looking at 1 - 10 of 103 items for :

  • "root-to-shoot ratio" x
Clear All
Free access

Dilma Daniela Silva, Michael E. Kane and Richard C. Beeson Jr.

extreme cases, not achieved at all. This delay requires additional water, fertilizer, and extended care. The root-to-shoot ratio, defined as dry mass of roots divided by dry mass of shoots, depends on partitioning of photosynthates ( Engels, 1994 ; Rogers

Full access

Claudia Fassio, Ricardo Cautin, Alonso Pérez-Donoso, Claudia Bonomelli and Mónica Castro

ratio, the clonal trees (grafted and nongrafted) produced a higher root-to-shoot ratio than the seedling trees. According to Wolstenholme (1987) , the avocado tree root system is relatively inefficient, with low hydraulic conductivity and few

Open access

Tripti Vashisth and Taylor Livingston

health declines. Therefore, pruning to adjust the root-to-shoot ratio seems like a logical and rational choice. Nevertheless, Rouse et al. (2017) reported that severe (“buck horn”) pruning of HLB-affected trees did not result in tree health or yield

Free access

Hye-Ji Kim and Xinxin Li

for an optimum plant growth and the implications of such a baseline without interference with other factors. The effects of P on root growth and root-to-shoot ratio present conflicting results among the studies on container crops. According to Harris

Free access

Christine L. Wiese, Amy L. Shober, Edward F. Gilman, Maria Paz, Kimberly A. Moore, Sloane M. Scheiber, Meghan M. Brennan and Sudeep Vyapari

spread-to-shoot ratio stabilizes ( Gilman and Kane, 1991 ). However, previous research on multiple cultivars of juniper suggests shrubs can survive and grow under normal rainfall conditions when they have reached a posttransplant root-to-shoot ratio

Free access

Amy L. Burton, Svoboda V. Pennisi and Marc W. van Iersel

. Species-specific responses have been documented for various growth parameters, such as growth index, dry weight, and root-to-shoot ratio ( Conover and Poole, 1981 ). In addition, production irradiance also affects acclimation. Because the majority of

Free access

Genhua Niu, Denise Rodriguez and Mengmeng Gu

did not significantly affect growth either. Therefore, the effect of N rate on shoot dry weight, root dry weight, root-to-shoot ratio, and the total dry weight were pooled from N forms ( Table 2 ). The shoot dry weight of Texas mountain laurel treated

Free access

Bryan J. Peterson and William R. Graves

), whereas root-to-shoot ratios of eastern congeners never exceeded those of western congeners. Fig. 3. Root dry weight, shoot dry weight, root:shoot, and total leaf area of seedlings of Sambucus grown for 35 d in each of six root-zone moisture conditions

Free access

Bryan J. Peterson and William R. Graves

plant, media were washed from the roots, and both shoots and roots were dried at 67 °C for 5 to 7 d. Roots included all biomass below the cotyledon scars. Shoots and roots were weighed, and a root-to-shoot ratio was calculated for each seedling. Leaves

Free access

Eric M. Lyons, Robert H. Snyder and Jonathan P. Lynch

= 0.0361) and in Week 7 when the plants in the 1% Al-P-banded pot had less than half of the root mass of the control treatment and the 1% Al-P mixed treatment ( P = 0.0120). The root-to-shoot ratios of the Al-P-treated plants were significantly