Effects of seeder design and Effects of seeder design and seed placement on seedling size and cull rates at western forest nurseries effectsofseederd458sloa Year: 1992 '~-V'~T- 1 1 r 0 10 20 30 40 50 60 70 80 90 100+ Distance between seeds (mm) Seedling spacing Summit Precision seeder 0 10 20 30 40 50 60 70 80 90 100+ Distance between seedlings (mm) Figure 4a—Spacing distribution histograms for jack pine seeds and seedlings from 95 percent germination seedlots at thie J. W. Tourney Nursery. 40 30 c o 05 20 Q. Seedling spacing Hand thinned

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