Show benefits of stubble mulch I 1 farming arming to be demonstrated by gordon L heaton the recent windstorm in the 1 I 1 S san an juan basin demonstrated the effectiveness of stubble mulch farmin farming g in controlling wind win d erosion there was no loss of soil on the farm with a covering of stubble the most defective methods of stubble mulch will be demonstrated rated at the C R sen farm three miles south of monticello at 1 pm monday october 9 this demonstration should prove very educational and acne to the dry land farmers of san juan machinery experts representing the local equipment dealers will be present golden gibburn Kib burn of the extension will represent the VS US A C representing the S C S will be gay hamilton regional agronomist from albuquerque and hugh mckay leader of dryland research at st anthony the term stubble mulch means the tillage systems designed to leave all or most of the crap arc residue on the surface of the soil 1 why use stubble mulch when properly used the stubble mulch system will 1 prevent wind from removing pre precious cimis top soil from fields field 2 help protect the field from erosion by providing a protective cover from lashing summer loud cloud c bursts and prevent rapid concentration of runoff 3 increase the ability 0 of f the soil to absorb water an and d h help elp maintain organal matter in the soil 4 improve soil and reduce su surface baking and sealing 5 be most when used in combination with other practices such as pree gree manure or hay crops contour strip cropping etc how to stubble much it is more difficult to do goo good stubble mulch farming th tann in to re the old tinte farmin farming r methods timeliness Tim liness of all na is essential and adequate preparation trust must be made P r 3 rot permit your vur stubble to be burned T 1 secure and maintain bich fer by roll roil building rotations green manure hay crops biern ami y ad manure or cam commercial mercial fertilizers tili 2 use a straw spreader to eliminate straw rows and make tillage easier 3 Est estimate imite the amount of straw on the field if there is more than 2 tons per acre about 35 bushels wheat a light after harvest will promote decomposition and reduce tillage difficulties if there is less than two tons of straw per acre use every measure to maintain all the straw on ho surface of the soil 4 alter after harvest dig or chisol chisel all sloping stubble fields without disturbing the stubble more than absolutely necessary this will reduce soil freezing and promote absorption absorb tion of snow melt runoff 5 spring till plow rs cary as soil S oil conditions will parm t ys ng duck foot sweeps blade modified fed moldboard or other sub tillage agge tools 6 rod weed to set the rno moisture sture line and to complete the initial tillage and to assure a completed kill of weeds and volunteer wheat wheaty r 7 rod kod weed throughout the sum sums S mer as necessary to maintain rna etain a weed free fallow hoe attached atta ta ched to thi th beeders may be desirable to distribute straw bunches and help prepare a sec 1 bed limit tillage operations operation to tha number ceded to control avoid pulverizing tools such as harrows or floats 8 seed parallel to establish con itoiz guide lines L deep tep furrow drills cleir cle ir best in hedw v stubble next best are single disc then double disc types 9 folds felds producing low protein wheat show need for ti i ri nitrogen trogen the yields and quality of wheat produced on these fields will 5 1 improved by th the addition of mt nitrogen rogen sweet clover green manure is the chea cheapest pesta source f nitro nitrogen en stubble mulch farm nr nit is easier on fields of high fer |