TABLES-Continued 



Page 



30 Comparison of survival of sea oats and bitter panicum plantings on open 



and protected beach sites, Padre Island 101 



31 Correlation coefficients showing relationships of environmental and plant 



parameters 102 



32 Growth of bitter panicum transplants on 1 July 1974 107 



33 Early summer versus winter planting of bitter panicum 108 



34 Clump size versus survival of sea oats on Padre Island 109 



35 Survival of culm-size classes of sea oats transplants on north Padre Island .... 110 



36 Percent survival of bitter panicum transplants on north Padre Island, 1974 ... 110 



37 Survival of bitter panicum primary culms on north Padre Island Ill 



38 Survival of tillers versus primary culms of bitter panicum transplants, 



Padre Island 113 



39 Comparison of survival of segmented and entire bitter panicum culms 113 



40 Comparison of percent survival of vertical and horizontal plantings of sea oats 



and bitter panicum 123 



41 Time-cost analysis for three methods of planting at two sites on Padre Island . . 124 



42 Time-cost in man-hours for a 50-foot-wide planting, using three planting 



methods and two sites 124 



43 Percent survival of vertical plantings on Padre Island 133 



44 Effect of heavy irrigation on survival of transplants on north Padre Island .... 133 



45 Comparison of soil moisture and soil salinity at 6-inch depth on Padre Island . . 134 



46 Vigor measurements of sea oats for five sites in Nueces and Kleberg Counties, 



Texas 135 



47 Yield of shoots and roots, and tiller production of sea oats for various fertilizer 



treatments in greenhouse 136 



48 Yield of shoots and roots, and tiller production of bitter panicum for various 



fertilizer treatments in greenhouse 137 



49 Dry yield of bitter panicum and sea oats in response to fertilizer in field trials . . 138 



50 Effect of various fertilizer treatments on sand-trapping efficiency of a bitter 



panicum dune 139 



51 Collected insects which attack vegetation or reproductive material of sea oats . . 143 



52 Effects of commercial rabbit repellent on jackrabbit damage to transplants . . . 144 



