In the spring of 1998, on a Tuesday morning so cold the mud in the feed lot had frozen solid overnight, a 41-year-old woman named Ruth Ann Decker walked into the Teton County Farm Bureau office in Choteau, Montana and asked the extension agent sitting behind the front desk whether anyone in the county had ever run laying hens on open pasture with a beef cattle operation.
The extension agent, a man named Dale Purcell, who had worked that desk for 19 years, put down his coffee cup and looked at her for a long moment. He said he wasn’t sure that was a question he’d ever been asked before. He said she should probably call the university in Bozeman. He said it with the particular careful tone that people in small agricultural towns use when they are trying to be polite to someone they believe has made a mistake they haven’t fully understood yet. Ruth Ann thanked him.
She drove back out the 12 miles of gravel road to her operation on the eastern slope of the Rockies. Stay with me until the end. Before we begin, please take a moment to like the video, subscribe to the channel, and comment where you’re watching from. Now, let’s get into it. Where 280 black Angus cow-calf pairs were coming into the worst spring calving season she had faced since taking over the ranch from her father, Gerald Hartley, in the winter of 1994.
She had not told Dale Purcell what she was planning. The plan had not come from a university bulletin or a Farm Bureau newsletter. It had come from a hand-typed three-ring binder on the second shelf of her father’s study labeled in Gerald Hartley’s careful block letters, “System Notes, Poultry Integration, 1961 to 1979.
” Gerald Hartley had run 200 laying hens in rotating pasture paddocks behind his Angus herd from the spring of 1961 until the fall of 1979. He had done it quietly, the way men of his generation did things they knew their neighbors wouldn’t understand. He had done it because his own father, a Norwegian immigrant named Bjorn Hartley, who had homesteaded the section in 1921, had told him that they needed the birds the way the birds needed the ground.

That if you took one out of the equation, you’d spend the rest of your life paying for inputs that the system used to produce for free. Gerald had kept the system running for 18 years. He stopped in 1979 when low cattle prices and a predator outbreak that took 40 hens in a single week convinced him the labor cost wasn’t worth it for a one-man operation trying to refinance.
He did not sell the binder. He put it on the shelf and left it there for 19 years, the way farmers keep things they are not ready to be finished with. Ruth Ann had read the binder once in January 1994, the month after her father’s funeral. She read it again in February 1997 when a soil test from the south pasture showed organic matter levels dropping for six consecutive years.
She read it a third time in March 1998 on the night she finished tallying her parasite treatment costs, $11,400 spent treating cattle for internal parasites and horn flies and face flies on pasture her father had grazed for 40 years at a fraction of that cost. The binder explained the difference, what the chickens did. According to Bjorn Hartley’s teaching and Gerald’s 18 years of recorded observation was this.
They followed the cattle through the pasture rotation on a three to four-day lag, scratching through fresh manure pats to eat the horn fly larvae, face fly larvae, and internal parasite eggs before they could hatch and reinfect the herd. They broke the parasite cycle. They fertilized the pasture with their own manure, depositing nitrogen that moved into the soil within 48 hours of a rainfall rather than sitting in a surface crust.
They kept the manure pats broken and aerated, Accelerating decomposition, suppressing the beetle populations that carried liver fluke larvae into the water channels. The chickens were, in Gerald Hartley’s accounting, a biological pest control system, a fertility program, and a secondary income stream running simultaneously on the same acres.
Requiring no additional land, minimal infrastructure, and labor costs that paid for themselves. Within the first production year, Gerald had calculated in pencil in the margin of a 1968 production log that his 200 hens saved approximately $3,200 per year in parasite treatment costs against an annual hen management cost of around $800.
The egg revenue added another $2,100. The net was just under $4,500 per year on top of the cattle operation in 1968 dollars. Ruth Ann did the math in 1998 dollars. The numbers were larger. The principle was identical. She ordered 400 barred Plymouth Rock pullets from a hatchery in Great Falls in April of 1998. She built three portable chicken shelters from plans her father had sketched in the binder.
Lightweight, skid-mounted, PVC-framed structures covered in hardware cloth and tin roofing. Each holding 130 birds, each fitted with a wheel on one corner, so a single person could drag it with a four-wheeler. She fenced four quarter section paddocks on the south pasture with two strands of electric wire, enough to keep the hens moving with the cattle without mixing the flocks directly.
She set the rotation at four days. The cattle moved to a fresh paddock. Four days later, the chickens followed. Four days after that, both moved again. The pasture behind them had 10 days of rest before any animal returned. The first rotation began on June 3rd, 1998 in front of nobody except her hired hand, Carl Jensen, who had worked the ranch since Gerald Hartley’s time.
When Ruth Ann explained the plan, Carl said only that he remembered when her father had done something similar, and that if it was good enough for Gerald, it was probably worth trying. By the end of the first full rotation in late July, Ruth Ann had noticed three things. The manure pats in the paddocks the chickens had worked were scratched apart and incorporated into the soil within 72 hours.
The cattle in the south paddocks were shaking their heads less. Face fly pressure normally became severe by mid-July was noticeably lower. The cattle were quieter, grazing longer into the afternoon. And by mid-August, the grass in the paddocks the chickens had worked was greener and thicker than the corresponding paddocks on the north pasture, where no chickens had grazed.
She wrote all three observations down in the margins of her father’s pages. By September, she had sold 340 dozen eggs through a produce cooperative in Great Falls at $2.80 per dozen. $952 for the season. The number was modest. It was not the point. Her fall parasite treatment cost for the south herd, the herd that had grazed the chicken rotation paddocks all summer, were 34% lower than the previous year.
Her north herd, which had grazed without the rotation, showed costs essentially unchanged. She had not run a controlled scientific study. She had run 280 cattle on two halves of a ranch, one half with the chicken rotation, and one without. And she had recorded everything her father had taught her to record.
The fall numbers were not a coincidence. They were the binder proving itself one more time. The men at the Shoto feed store heard about the chickens in October of 1998. The version that circulated at the Teton County Cattleman’s meeting in November was that Ruth Ann Hartley’s daughter had lost her grip on the priorities of a working beef operation.
A rancher named Pete Schindler, who ran 480 cow-calf pairs on the section north of the Hartley ground, stopped her in the parking lot of the Shoto Co-op one Saturday morning and told her in the tone of a man offering a kindness that he was worried she was spreading herself too thin. He said a beef operation needed full attention and the margins were too tight for side experiments.
Ruth Ann looked at him across the bed of her pickup for a moment. She said she appreciated the concern. She said the chickens had cut her parasite treatment bill by a third. Pete Schindler nodded slowly, the way a man nods when he has heard something he doesn’t know how to fit into what he already believes.
He said he’d be interested to see how it played out. He drove away. By the second week of November, Ruth Ann had already begun planning the spring 1999 rotation. She ordered 600 pullets. She extended the paddock system to the north pasture. She added one new element her father had not included, a recorded daily observation log kept on a yellow legal pad hung on a nail inside the first chicken shelter, where Carl Jensen noted every morning the approximate fly pressure on the nearest cattle, any parasite symptoms in the herd, the
condition of the manure pats, and the grass height recovery in the rested paddocks. It was not science. It was farming. The kind of meticulous practical record keeping that Bjorn Hartley had brought from Norway in 1921 and passed to his son, down that Gerald had passed to his daughter in the form of a three-ring binder and the conviction that if you couldn’t write it down, you didn’t actually know it.
The 1999 season ran from May through early October. The parasite treatment costs for the full herd were 41% below the 1997 baseline. Egg revenue had grown to $2,800. The grass recovery on the rested paddocks was strong enough that Ruth Ann ran the south herd through a second mid-season rotation in late August, something that would have been impossible 2 years earlier when the pasture couldn’t support the grazing pressure.
The ranch was performing better, not dramatically, better in the quiet compounding way that good farming works. A percentage point here, a percentage point there, accumulating year over year into something that shows up in the books and in the grass and in the condition of the cattle at weaning time. Ruth Ann did not talk about it at the cattlemen’s meetings.
She listened to presentations on commodity prices and grazing lease rates and drove home and wrote her numbers in the margins of her father’s binder. She understood that the system needed time to prove itself in a language the county would recognize, weaning weights and vet bills and the condition of the grass in August when every other pasture in Teton County had gone thin and yellow and hers had not.
She was 45 in the summer of 2002 when a soil scientist named Dr. Patricia Eames from Montana State University drove out to walk the south pasture and take core samples. Dr. Eames had been contacted by Dale Purcell who had written to Bozeman because the county grazing assessment data showed a single operation on the eastern slope section consistently outperforming comparable more ranches on every soil and pasture metric and the gap had been widening for four consecutive assessment cycles.
Dale Purcell had driven out himself in the spring of 2001 and stood at the edge of the south paddock in early May with his hat in his hands looking at the grass stand for a long time. Then he said quietly that he owed her an apology. Ruth Ann told him there was nothing to apologize for. Dale said he was going to write a letter to Bozeman.
Dr. Eames spent 3 hours walking the rotation paddocks with a clipboard and a soil probe. 6 weeks later she called Ruth Ann and said the preliminary organic matter readings were the highest she had recorded in 17 years of field research in Teton County. The nitrogen distribution at the 4-8 inch depth was unlike anything she had seen on a beef operation that had not been actively fertilized.
She asked if Ruth Ann would participate in a formal multi-year study. Ruth Ann said yes. She said, “Don’t use my name.” Dr. Eames said she understood. The drought came to Teton County in the summer of 2007. It came the way droughts always come in Montana, slowly and then all at once. By mid-July, pastures that had been running at or above normal stocking rates began to crash.
Operations that had been overgrazing through the wet years of 2003 through 2005 were in serious trouble. Face fly populations reached densities the county extension office described as the worst since uh 1988. Treatment costs that had been manageable became the kind of numbers that showed up on operating loan applications.
Pete Schindler lost 14% of his projected weaning weight that fall. His vet bills for the summer were $23,000, $9,000 above his 3-year average. His north pasture was in poor enough condition that he sold 80 cow-calf pairs at the fall auction at a 15% discount rather than carry them through winter on degraded forage. Seven other Teton County ranchers made similar decisions.
The Shoto Livestock Auction ran three extra sale days in October and November to handle the volume. On the Hartley operation, the summer of 2007 was hard. Ruth Ann was not immune to drought. But the paddocks that had been running the chicken rotation since 1998, 9 years of continuous poultry integration had built a soil structure and organic matter level that responded differently.
The grass went short, but it did not die. The roots were deeper. The water holding capacity was higher. The paddocks recovered two to three weeks faster after each rainfall than comparable non-rotation pastures in the county. And the parasite pressure on the Hartley herd in the worst face fly year in almost two decades was lower than it had been in any of the preceding five years.
Not because of treatment, because there were no fly larvae surviving long enough to hatch in the paddocks the chickens worked. The rotation had been running for nine years. The biological cycle was established, not experimental, not tentative. It was a working system that had had a decade to deepen its roots into the management of the ranch the same way it had deepened the roots of the grass in the paddocks.
The weaning weights that fall came in at a county high average. The vet bills for the summer were $4,200, the lowest since 1997. In a year when every other operation in the county was spending record amounts on parasite control. Pete Schindler drove out to the Hartley ground on a Thursday morning in October.
He parked at the gate of the south pasture and sat in his truck for a few minutes looking at the Angus pairs grazing in the nearest paddock, cattle that looked settled and round and content in a grass stand that was thinner than a wet year, but intact. Ruth Ann came out of the chicken shelter with a feed bucket. She saw his truck.
She walked over and set the bucket down. Pete said, “I owe you an apology that’s about nine years overdue.” Ruth Ann said, “You don’t owe me anything, Pete.” Pete said, “I told you in 1998 you were spreading yourself too thin in the co-op parking lot. I’ve thought about it a dozen times since.” Ruth Ann said, “You were being neighborly.
” Pete said, “I was being an idiot.” He looked out at the paddock. “I sold 80 pairs last month. The summer cost me more than I’ve spent in three years combined. I came over because I want to know if you’ll sell me chicks in the spring. I want to know what your father built here and how long it will take me to build the same thing.
Ruth Ann unlatched the gate and held it open. She said, “Come walk the paddocks with me and I’ll tell you what I know. It’ll take 3 hours minimum and I’m going to tell you everything my father’s binder says. You have to listen to all of it. You can’t take the convenient parts and leave the inconvenient ones. The whole thing works together or it doesn’t work at all.
” Pete Schindler got out of his truck. He was there for 4 hours. Ruth Ann showed him the portable shelters, walked him through the rotation calendar, and showed him the observation logs Carl Jensen had kept since 1999, now filling three yellow legal pads. She showed him the soil core results Dr. Eames had published in 2005 in the Journal of Range Science where the Hartley operation appeared as subject Ranch C, Teton County, Montana.
In a paper on long-term poultry integrated grazing systems in northern Great Plains beef operations, she showed him her father’s original binder. She let him read the front page. The typed sheet titled What the Chickens Do That We Forget They Do. Pete read it twice. He handed it back. He stood at the edge of the paddock in the October light watching the chickens work through the manure pats in the paddock the cattle had vacated 4 days earlier, scratching and pecking in their steady single-minded ways and said very
quietly, that he had driven past this fence line for 9 years on his way to the auction yard and had never once stopped to look at what was happening on the other side of it. Ruth Ann said, “Most people don’t stop at the fence lines that don’t make sense to them yet.” Pete Schindler ordered 300 barred rock pullets from the Great Falls Hatchery in December 2007 for delivery in March 2008.
He spent the winter building two portable shelters from plans Ruth Ann drew for him on graph paper at her kitchen table one Sunday afternoon in January. He was not the only one. By spring 2008, nine Teton County ranchers had contacted Ruth Ann about the chicken rotation system. Five ordered starter flocks.
Four drove out to the Hartley ground on separate Saturdays and walked the paddocks with Ruth Ann and Carl Jensen. Ruth Ann set one condition for all of them. She would teach the system exactly as her father had designed it and she had refined it. No shortcuts in the rotation timing. Daily observation records non-negotiable.
She said her father had kept records because without them you were farming by feeling and feeling was not reliable at the margin where the difference between a good year and a bad year often lived. If they weren’t willing to write it down, they shouldn’t bother with the chickens. A poorly managed poultry integration caused more problems than it solved and she had no interest in being associated with a gutted version of her father’s system.
Every one of the nine ranchers agreed. By summer 2009 the Teton County grazing assessment data showed a pattern Dale Purcell described as statistically significant and agriculturally important. The nine operations that had implemented poultry integration in 2008 showed parasite treatment cost reductions ranging from 18 to 44% against their own five-year baselines.
The average weaning weight advantage in the integrated operations over the non-integrated county average was 19 lb per calf. 19 lb per calf. On a 200-head cow-calf operation at 2009 cattle prices that was the kind of number that changed conversations in a loan officer’s office. The Shoshone Acantha ran a story in February 2009 under the headline a Teton County ranch turns to the past to fix its future.
Dr. Patricia Eames was quoted on the front page of a newspaper in a county of 6,000 people saying that the Hartley operation represented the most rigorously documented example of integrated poultry cattle grazing she had encountered in 18 years of range research running quietly for 11 years on a system designed by a Norwegian homesteader in 1921 and recorded in a three-ring binder that never left the ranch.
Pete Schindler was quoted I drove past that fence line for 9 years before I stopped and looked. I’m not going to tell you what I would have saved if I’d stopped in 1999. The number is too painful. Carl Jensen was quoted, Gerald knew, Ruth Ann knew. We all knew the binder was there. Most of us just didn’t open it. Ruth Ann had given the reporter 30 minutes and answered his questions in the factual unembellished way of a person more interested in the system than in being credited for it.
She said the system belonged to her grandfather and her father. She said she had not invented anything. She had simply kept a promise to a binder on a shelf and the binder had kept its promises back. By 2010, 23 Teton County operations were running some form of the chicken rotation. By 2012, Dr.
Eames had published a second paper using data from 12 cooperating Teton County ranches. The Hartley operation now named openly with Ruth Ann’s permission as the foundational case in a long-term study of poultry mediated parasite suppression in northern Great Plains beef operations. The paper noted that the Hartley operations 11-year continuous record represented the longest single ranch data set of its kind in the published literature maintained without interruption in pencil in the e margins of a typed binder compiled by a man who had died
before the study was ever conceived. Ruth Ann Decker ranched the Hartley ground for 21 more years after she ordered those first 400 pullets in April of 1998. She retired in 2019 and passed the operation to her daughter, LeAnn, who had spent three summers working alongside Carl Jensen learning the rotation calendar before she took the keys to the truck.
The binder is on the second shelf of the study. It has pages in three different handwritings now. Bjorn’s in pencil on the front end papers, Gerald’s in careful block letters through the main body, Ruth Ann’s in the margins, and LeAnn’s beginning to fill the last 15 blank pages in the back. The chicken shelters in the south paddock have been rebuilt twice since 1998.
The design is the same. The rotation is the same. The grass in the south pasture is the best grass in Teton County. It was the best grass in the drought year of 2007. It was the best grass in the dry summer of 2012. It will be the best grass in the next drought year, whenever it comes, because the soil underneath it has had 25 years of a system working on its behalf.
If you have ever stood at a fence line that didn’t make sense to you and kept driving instead of stopping, this story is for you. If you have ever had a binder on the shelf that your father left behind and told yourself you’d get to it eventually, this story is for you. The system that saves the next decade of your operation might already be sitting on the second shelf in pencil, waiting.
There is one of these stories in every county in America. We are working through them one season at a time. If this story stayed with you, subscribe and ring the bell. Leave a comment below. What system did somebody in your family keep alive that the rest of the county forgot?
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