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t I 1, . P 11 i ■ • i t 629.2.2 629.2.2 Agricultural Limestone.Agricultural limestone shall be limestone conforming to the requirements of Chapter 94.66 of the Wisconsin Statutes and of the Wisconsin • Administrative Code Chapter Agriculture 28.Limestone furnished shall have a neutraliz- ing index of not less than 40 or more than 109. A Statement indicating the index zone or grade of the limestone shall be furnished by the contractor for each deposit prior to use. 629.3 Construction Methods. 629.3.1 Fertilizer. 629.3.1.1 General.The fertilizer selected for the seeding areas shall be uniformly ap- plied thereon and incorporated in the soil by light discing or harrowing.Granular fertil- i izcr shall be well pulverized and free from lumps when applied. When fertilizer is incorporated with topsoiled areas,the fertilizer may be applied just prior to and in conjunction with the final discing or harrowing operations of the topsoil, or in the event the topsoil is manipulated by hand,just prior to the final raking and leveling. ' i In the event fertilizer is to be placed on surfaces on which no topsoil is placed,the soil shall be prepared by discing or harrowing to a depth of several inches and the fertilizer ` I then incorporated as set forth above. In the event fertilizer is to be placed on seeding areas where the seed is to be sown by , ,. means of a spray or stream of water under pressure,the required amount of fertilizer may I be placed in the tank,mixed together with the water and the seed,and constantly agitated and applied in the seeding operation, Fertilizer applied by this method will not require tdiscing and harrowing after being placed.li r When the fertilizing of areas to be sodded is required, the fertilizer shall be spread { uniformly over the soil prior to sodding at the rate specified below,after which the fertil i izer shall be worked into the soil as the soil is loosened and prepared as provided in f Subsection 631.3.1, z Fertilizer used for items of work specified under Furnishing and Planting Plant Mate `` , ;r. i' rials, Section 632,shall be applied as specified therein. ; �� F. 629.3.1.2 Type A.Fertilizer containing 32 percent sum total of nitrogen,phosphoriet i'i acid and potash shall be applied at seven pounds per 1000 square feet of area, unless' t {' otherwise specified in the contract.The application rate for Type A fertilizer containing'` ; '"' greater percentage of such components shall be determined by dividing 224 by s 11, greater percentage- 629.3.1.3 Type B. Fertilizer containing 50 percent sum total of nitrogen,phospho ' acid and potash shall be applied at seven pounds per 1000 square feet of area, un otherwise specified in the contract.The application rate for Type B fertilizer containing t greater percentage of such components shall be determined by dividing 350 by s greater percentage. �` •,, 629.3.2 Agricultural Limestone Treatment. Agricultural limestone shall be unifo 1, 1, spread over the designated areas at the rate specified in the following table for the i zone of the limestone proposed for use, unless otherwise specified in the contract. 1 t • l Application flutes per : I WOO Square Feet f — _ W l Index Zones 40-49 50-59 60-69 70-79 80-89 90-99 100-109'. t Pounds 1 4.0 120 100 90 80_ 70 60 474 • • -