GENERAL45291

• Permit No: M1977222
• IBM Index Class Name: General Documents
• Doc Name: ROCKY FORD SOUTH PIT - TEST PLOTS
• Media Type: D
• Archive: No

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Rocky Ford South Pit (Test Plots)
The following treatments are to be tested on the Rocky Ford South Pit
test plot location. (See Map) All areas are to be ripped to a depth of
6-B". All test plots will be planted with the following seed mix:
S ecies LB/AC P.L.S.
Blue grama 0.66
Side oats grama 3.OU
Western wheatgrass 5.25
The following is a description of the test plot treatments.
(I) Control
(a) Plant seed
~~~ Irrigation Treatment
(a) Plant seed
(b) Irrigate - (Use S.C.S. specifications) [This treatment may
be dropped if costs are prohibitive]
(III) Mine Plan Treatment
(a) No topsoil
(b) Fertilize [Incorporate N.& P. at 45# available]
(c) Seed
(d) Mulch and crimp [5,000 #/AC of straw]
(IV) Topsoil - No Fertilizer - Mulch
(a) Topsoil plot [6" deep] [pack topsoil]
(b) Seed
(c) Mulch [5,000 #/AC straw crimped in]
(V) Topsoil -Manure Mulch - No Straw
(a) Topsoil plot [6" deep] [pack topsoil]
(b) Seed
(c) Mulch with clod manure [22 tons/AC]