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One-Time Tillage of No-Till

Effects on Nutrients, Mycorrhizae, and Phosphorus Uptake

^a 279 Plant Science, Univ. of Nebraska, Lincoln, NE 68583-0915
^b 461 W. University Dr., West Central Research and Extension Center, Univ. of Nebraska, North Platte, NE 69101

View larger version (32K): [in this window] [in a new window]   Fig. 1. Tillage effect on Bray-P1 (mg kg–1) with and without compost applied at Rogers Memorial Farm (RMF) and Agricultural Research and Development Center (ARDC), respectively. The Y-bars are the LSD 0.05 values for tillage effects.

View larger version (22K): [in this window] [in a new window]   Fig. 2. Tillage effect on soil K for compost and no compost application combined at Rogers Memorial Farm (RMF) and the Agricultural Research and Development Center (ARDC), respectively. The Y-bars are the LSD 0.05 values for tillage effects.

View larger version (22K): [in this window] [in a new window]   Fig. 3. Tillage effect on soil pH1:1 for compost and no compost application combined at Rogers Memorial Farm (RMF) and the Agricultural Research and Development Center (ARDC), respectively. The Y-bars are the LSD 0.05 values for tillage effects.