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September 7, 2017
Throughout the years, anecdotal accounts and empirical observations relayed by growers and crop advisers have indicated that some crop varieties require more nitrogen (N) than others to achieve a give...
September 7, 2017
Implementing the 4R framework in the field often results in the question, “What are the specific 4R practices I should do?” Precision ag practices, like GPS mapping, grid or zone soil sampling, yi...
September 7, 2017
The soybean aphid arrived in the United States in 2000 and remains one of the primary pests for soybean crops today. The insect had its greatest impact in the mid-2000s, but integrated pest management...
September 1, 2017
Strong partnerships naturally germinate from mutual values. Case in point: the memorandum of understanding signed in June by the American Society of Agronomy (ASA), Crop Science Society of America (CS...
September 1, 2017
Striking a balance between forage quality and yield has always been a challenge for alfalfa growers. Farmers who cut alfalfa on a 28-day cycle to make dairy-quality hay end up sacrificing 20% in yield...
August 3, 2017
Historically, soft white winter wheat has been the predominant cereal crop grown in the inland Pacific Northwest (PNW). But wheat prices have fallen to $4/bu for the first time since 2006, which has g...
July 27, 2017
This article was originally published in Crop, Forage & Turfgrass Management. View the full article here: http://bit.ly/2uDqy10....
July 27, 2017
This article was originally published in Crop, Forage & Turfgrass Management. View the full article here: http://bit.ly/2uCHg0R....
July 25, 2017
Farmers in California grow a wide variety of crops, including almonds, oranges, and tomatoes, but these are primarily perennial or warm-season crops. In the winter, or cool-season, the Mediterranean c...
July 25, 2017
Washington—METER Group, Inc., Product Development Scientist. METER Group, Inc. USA is seeking a Product Development Scientist (Product Owner) at the M.S. or Ph.D. level with some micrometeorology or...
July 25, 2017
The following list includes newly certified individuals and those who have added additional certifications since the last issue of Crops & Soils magazine....
July 20, 2017
Using the 4R nutrient stewardship approach of selecting the right source at the right rate at the right time and in the right place is just as important when dealing with a nutrient supply challenges...
July 6, 2017
This article is being reprinted with permission from the United Sorghum Checkoff program (www.sorghumcheckoff.com)...
July 6, 2017
This article is being reprinted with permission from the United Sorghum Checkoff program (www.sorghumcheckoff.com)...
July 6, 2017
Broadcast applications of urea during the overwinter period beginning in early December at soil freeze-up and extending to March at thaw has been a common management practice for dryland winter wheat...
June 27, 2017
To some, organic agriculture is unquestionably good for the soil because of the soil-building practices it employs, such as cover crops and diversified rotations. Yet, organic farmers are also “abso...
June 1, 2017
By Kris Ehler, CCA, Champaign, IL...
June 1, 2017
In a world swimming in data and telematics, a new mobile app can help CCAs add a personal touch in crop consulting....
June 1, 2017
In the inland Pacific Northwest USA (PNW), dryland cropping systems are dominated by wheat. In Washington, Oregon, and Idaho, more than 6 million ac are in dryland production in regions that average l...
May 19, 2017
Eutrophication of surface waters is a concern from the Northeast and Ohio to Texas and Oklahoma and everywhere in between. Phosphorus (P) losses from agricultural practices are often identified as a s...
May 19, 2017
You might need a doctor for your physical aches and pains. But what about your soils and crops? The 2017 International Crop Adviser (CCA) of the Year, Lee Briese, has a few thoughts. And since he also...
May 19, 2017
As CCAs, our role in evaluating crop status in the field, including plant health and nutrition, pest populations and damage, and results of pesticide applications, is essential to the services we prov...
May 19, 2017
Missouri—Black Gold Farms, Regional Agronomy Manager. Black Gold Farms has an exciting new opportunity available for a Regional Agronomy Manager. This position has been created to support the expand...
May 19, 2017
Farmers use “green manure” to protect soil, fix nitrogen, and scavenge nutrients when cash crops are not present. These cover crops can also reduce weeds and act as a mulch for cash crops in no-ti...
May 19, 2017
Forage fields in the northeastern U.S. contain mixtures of alfalfa and grass. Farmers need to know the amount of grass in the fields because the composition of the feed affects dairy cow nutrition and...
May 19, 2017
Ammonia volatilization from surface-applied urea is the nitrogen loss pathway of primary concern in direct-seeded, delayed-flood rice (Oryza sativa L.). Rainfall following urea application but before...
May 19, 2017
This article was adapted from an article that originally appeared in Crop, Forage & Turfgrass Management. View the full article here: http://bit.ly/2n4B4bQ....
May 19, 2017
Proper manure management is required to enhance production while minimizing nutrient losses to the environment. Producers in the region with intense broiler production take advantage of the plant nutr...
May 19, 2017
The Cornell Climate Smart Farming program started as a small group of researchers and cooperative extension staff who were working on climate science in their region. David Wolfe, a climate and soil s...
May 19, 2017
Application of livestock manure to farm soils represents a priority nutrient management concern in the Chesapeake Bay watershed. Historically, strong emphasis has been placed on adding manure storage...
May 19, 2017
Nitrogen (N) is an important agronomic input for bahiagrass production in Florida (Blue, 1970; Burton et al., 1997; Silveira et al., 2015). A considerable body of research has demonstrated that differ...
May 19, 2017
Ecological research suggests greater species diversity can offer more ecosystem services in a variety of ecosystems. But how can this idea be applied in agroecosystems, which have very low diversity?...
May 19, 2017
Four million metric tons of phosphate fertilizer are applied annually to U.S. agricultural soils, but less than 40% is taken up by most crops. AVAIL copolymer is a fertilizer additive developed to enh...
May 19, 2017
This article was prepared by the Western Region Nutrient Management Coordinating Committee (WERA-103)....
May 19, 2017
While many soils in the Upper Midwest are extensively tile drained, substantial cropland remains poorly drained, negatively affecting nitrogen (N) fertilizer use efficiency and possibly degrading the...
May 19, 2017
Canola production currently constitutes less than 1% of the crop acreage in the inland Pacific Northwest (iPNW), in contrast to fully integrated wheat–canola rotations in western Canada and Australi...
May 19, 2017
Industrial hemp is a lucrative grain crop to grow organically in Canada’s Prairie Provinces. Recent estimates suggest it can net farmers several hundred more dollars per acre than conventional hemp....
May 19, 2017
Supplementation with preserved forages and other feedstuffs is the number one input cost in beef cattle operations. Extending the grazing season into the fall and early winter with annual forages is a...
March 23, 2017
Labile organic matter plays important roles in soil health and nutrient cycling because of its dynamic nature, and water-extractable organic matter is part of the soil labile organic matter....
March 23, 2017
Pest management in cotton production tends to be more problematic than in other row crops. Multiple insecticide applications are typically required to maximize yield and economic returns. In addition,...
March 23, 2017
The following list includes newly certified individuals and those who have added additional certifications since the last issue of Crops & Soils magazine....
March 23, 2017
Profitability in rice production depends on factors other than yield. Numerous research has evaluated parameters influencing rice yield, but many do not offer an economic analysis on how lodging influ...
March 23, 2017
Fusarium wilt race 3 is nothing new to California’s canning tomato industry. This latest variant of the fungal tomato pathogen, Fusarium oxysporum f. sp. lycopersici, was first detected in Californi...
March 23, 2017
Water is king in southeast California’s desert region. Without it, one of the great agricultural stories in the U.S. would have never happened....
March 23, 2017
The growing demand for organic dairy and livestock products is driving increasing demand for organic grain and oilseed production. Winter canola production fits well in areas of the southeastern USA a...
March 23, 2017
The Inland Pacific Northwest (IPNW) is one of the most productive dryland areas in the world. However, sustainable crop production in this region is threatened by soil fertility problems and soil degr...
March 23, 2017
While many soils in the Upper Midwest of the U.S. are extensively tile drained, substantial cropland remains poorly drained, negatively affecting nitrogen (N) fertilizer use efficiency and possibly de...
March 23, 2017
The goal of nitrogen (N) application is for crop uptake, resulting in improved yield and quality of the crop harvested. However, N fertilizer applications are also susceptible to emission losses, as a...
March 23, 2017
The Hagberg–Perten Falling Number (FN) method is used to detect starch degradation due to alpha-amylase enzyme activity in wheat meal (Perten, 1964). The Falling Number test was introduced in the 19...
March 23, 2017
Russian thistle (Salsola tragus, but also known as S. iberica, S. kali, or S. australis) is a severe problem in the low-rainfall, non-irrigated, small-grain producing regions in the Pacific Northwest...
March 23, 2017
This article was prepared by the Western Region Nutrient Management Coordinating Committee (WERA-103)....
March 23, 2017
This article was adapted from an article that originally appeared in the Crop, Forage & Turfgrass Management. View the full article here: http://bit.ly/2jwCJDA....
March 23, 2017
Despite the use of best management practices and control strategies, weed interference causes an approximate 20% loss in U.S. agricultural production annually (Gianessi and Reigner, 2007). Grain sorgh...
January 27, 2017
The following list includes newly certified individuals and those who have added additional certifications since the last issue of Crops & Soils magazine....
January 27, 2017
Armando Campos, CCA and President of Nutrient Technologies LLC in Winter Park, FL, will serve as the new vice-chair of the North American CCA Board. In his role at Nutrient Technologies, he works with...
January 24, 2017
Mycorrhizae, a special class of fungi that live in the soil, are an important member of the microorganism community that’s often overlooked when farmers and their CCAs look to improve the functional...
January 3, 2017
Agricultural fields are a mosaic of habitats, each having unique characteristics that influence soil properties and the ability of the crop plants to respond to the applied fertilizer. The effectivene...
January 3, 2017
This article was adapted from an article that originally appeared in the Journal of Environmental Quality. View the full article here: http://bit.ly/2fSb55g....
December 22, 2016
Eutrophication of fresh waters and estuaries is a globally pervasive problem, leading to diminished water security for local communities. Phosphorus (P) loss from agriculture has been cited as a contr...
December 9, 2016
Low soil pH can affect herbicide persistence, decrease nutrient availability, and contribute to metal toxicity, all of which can compromise crop production....
December 2, 2016
Montana’s dryland ecosystem is characterized by low annual quantity and poor distribution of precipitation, which makes dryland crop production particularly risky in Montana. With annual average pre...
December 2, 2016
The following list includes newly certified individuals and those who have added additional certifications since the last issue of Crops & Soils magazine....
November 21, 2016
Variable-rate nitrogen management (VRN) is a fairly hot topic right now. The outcome of VRN promises improved efficiencies, economics, yields, and environmental sustainability. As the scientific commu...
November 21, 2016
Due to periods of episodic drought throughout the Southeast, irrigation has become essential to crop production. Because of overuse of irrigation water, droughts, and growing demand by urban and indus...
November 21, 2016
Agricultural production in the U.S. Southeast is diverse and differs from other regions of the United States. Crops grown in the Southeast are specific to the region, such as cotton and peanuts. Corn...
 
November 14, 2016
In celebration of the International Year of Pulses (www.crops.org/iyp), our regional editors for this issue, John Heard (Manitoba Agriculture) and Patrick Carr (Montana State University), decided to f...
 
November 14, 2016
The following list includes newly certified individuals and those who have added additional certifications since the last issue of Crops & Soils magazine....
November 14, 2016
Despite their name, dry beans (Phaseolus vulgaris L.) really aren’t all that dry. At 16%, the maximum safe storage moisture for dry beans is higher than most other field crops. Dipping below 16% moi...
November 14, 2016
Crop yield responses to individual inputs, such as foliar fungicide, are often evaluated in small-plot research or on-farm trials. However, it is not well understood how the combination of such inputs...
 
November 14, 2016
Globally there are three important species in the Fabaceae family: Vicia faba major, Vicia faba equina, and Vicia faba minor. Vicia faba major (broadbean) is a large seed with a thousand seed weight (...
November 14, 2016
The surge in lentil popularity in recent years has Canadian farmers shifting more acres to lentils and adopting riskier crop rotations that CCAs find concerning....
November 14, 2016
Phosphorus (P) is an essential plant nutrient, which means that it is required by all plants so that they can complete a full life cycle (Brady and Weil, 2010; Marschner, 1986). It is referred to as a...
November 14, 2016
Crop productivity is often limited by availability of water and nutrients,1 and the challenge is serious in many arid and semiarid regions of the world, including the Northern Great Plains of North Am...
November 14, 2016
This article is being reprinted with permission from the North Dakota State University Extension Service....
November 4, 2016
“I’m glad you are doing this. I need the help and don’t have the time.” That’s what an Illinois farmer told me when he heard me talk about the CCA specialties that were being developed, spec...
November 4, 2016
The CCA program establishes a benchmark of professionalism and knowledge for practicing agronomists in North America. Farmers and employers prefer to work with you because you have demonstrated that y...
November 4, 2016
Just follow these easy instructions for your smartphone or tablet to download the CCA app: Access the app (use the links or QR codes below): iPhone app: http://apple.co/2e3QBmN Android app:...
November 4, 2016
The CropLife Ambassador Network (CAN), a program of the Mid America CropLife Association, is seeking ag professionals to volunteer to speak to fourth- through sixth-grade classrooms about the role agr...
November 4, 2016
Soybean yields can be adversely affected by diseases caused by plant pathogenic nematodes, fungi, bacteria, and viruses (Hartman et al., 1999). In soybean-producing areas of Arkansas, root damage caus...
October 28, 2016
When evaluating the economics of precision agriculture technologies (hardware or software), the results are as site specific as the technology. A precision agriculture technology that is profitable fo...
October 24, 2016
The soil nitrogen (N) cycle plays a critical role within agricultural systems. The bulk of soil N is held in soil organic matter (SOM), which is inaccessible to crops. Soil microbes decompose SOM and,...
October 24, 2016
Eutrophication of fresh waters and estuaries is a globally pervasive problem, leading to diminished water security for local communities. Phosphorus (P) loss from agriculture has been cited as a contr...
October 24, 2016
Rice is unique from other major row crops in the United States because it requires post-harvest milling before pricing. As a result, profitability is based on both mass yield and kernel integrity. Bro...
 
October 14, 2016
Three years ago, we launched a digital magazine/app version of Crops & Soils magazine. Readership of this version has been very low, and so last winter, we conducted a survey among a portion of ou...
October 14, 2016
Environmental sustainability requires improved manure management in animal agriculture, by both efficiently using valuable nutrient resources and minimizing nonpoint-source pollution impacts (Maguire...
October 14, 2016
Thousands of soil samples from the Western U.S. region get tested for phosphorus (P) every year. Unfortunately, many are submitted without specifying which analysis (extract) the sample should receive...
 
October 14, 2016
The following list includes newly certified individuals and those who have added additional certifications since the last issue of Crops & Soils magazine....
October 14, 2016
Recent increases in nitrogen (N) fertilizer costs have caused producers to strive for better use of the N already on the farm (manure, sods, cover crops, etc.) to meet N requirements of silage corn. H...
October 14, 2016
The benefits of crop diversity are well known among agronomists and CCAs who commonly tout improvements from soil quality to better control of weeds, pests, and diseases. But where do crop diversity a...
October 14, 2016
Herbicides are applied to soil to manage weeds. While it is desirable for the chemicals to control weeds during the season of application, it is not desirable for them to persist and affect subsequent...
October 14, 2016
Dale Cowan starts his day like many in agriculture, looking for signs of changing weather. But Cowan isn’t looking to the skies. He is consulting a weather station network of 80 automated stations w...
October 14, 2016
Increasingly, consumers want assurance the food they purchase is raised using environmentally responsible, sustainable practices. Industry research has shown that 42% of consumers are willing to pay m...
October 14, 2016
For thousands of years and across continents, farmers have recognized the value of cover crops for improving the productivity of food staples and cash crops. As far back as the 1st century BCE, ancien...
October 14, 2016
Soybean must imbibe half of its weight in water before it germinates. Tilled soils, however, may dry out in the top inch when rainfall is limited during the two-week period before and after planting,...
October 14, 2016
“Welcome to lima bean country,” isn’t something you hear very often. But there it is, contained on maybe 12,000 ac of the pancake-flat coastal plains, deep in the heart of Delaware, dotted with...
October 14, 2016
In contrast to phosphorus (P)-deficient soils in the tropics (Toor and Bahl, 1997, 1999; Toor, 2009), the intensive animal production areas in many developed countries are saturated with P due to the...
 
October 7, 2016
In this article, researchers report the results of a laboratory-scale triplicate upflow packed-bed wood chip bioreactor experiment, under a range of controlled conditions. Hydraulic retention time (HR...
October 7, 2016
Giant ragweed is one of the most competitive annual weeds of corn and soybean fields in the U.S., and its prevalence as an agricultural weed in North America has increased in the last 30 years. What a...
 
September 23, 2016
The following list includes newly certified individuals and those who have added additional certifications since the last issue of Crops & Soils magazine....
 
September 16, 2016
The following list includes newly certified individuals and those who have added additional certifications since the last issue of Crops & Soils magazine....
 
September 2, 2016
The following list includes newly certified individuals and those who have added additional certifications since the last issue of Crops & Soils magazine....
September 2, 2016
Globally there are three important species in the Fabaceae family: Vicia faba major, Vicia faba equina, and Vicia faba minor. Vicia faba major (broadbean) is a large seed with a thousand seed weight (...
September 2, 2016
In recent years, the USDA-NRCS has widely promoted the use of cover crops in cropping systems to improve soil health throughout the USA. There are indisputable reasons for implementing cover crops, su...
September 2, 2016
Nitrogen (N) management is extremely important because it represents a large input cost to farmers and unused N by the crop can result in environmental degradation. One way to determine how much N is...
September 2, 2016
Crop productivity is often limited by availability of water and nutrients,1 and the challenge is serious in many arid and semiarid regions of the world, including the Northern Great Plains of North Am...
September 2, 2016
Several climatic models have predicted that precipitation events will become more erratic with increasing temperatures, which could drastically impact crop production. Increased rain during April and...
September 2, 2016
The advent of herbicide-resistant (HR) canola (Brassica napus L.) has led to the ability to control a broad spectrum of weeds in this crop. This technology has encouraged rapid adoption, with more tha...
August 24, 2016
An increasing population’s rising food demand and lack of additional arable land is going to require significant improvements in economic, environmental, and production efficiencies. Precision agric...
August 24, 2016
The growing interest for industrial hemp in Canada is locally reflected by a steady increase in production area and demand for production licences. Production area in Canada has increased from 8,000 t...
August 24, 2016
Wheat is an integral crop for the western U.S. where it is grown as a main cash crop or as a key rotational crop in combination with other high-value crops such as potatoes, onions, pulses, sugarbeets...
 
August 24, 2016
Cannabis sativa, as a species, has been a building conversation medically, legislatively, legally, and in the consumer marketplace in some states and many countries. In the United States, momentum is...
August 1, 2016
To help Illinois soybean farmers increase their yields and profitability, the Illinois Soybean Association (ISA) and the Illinois CCA (ILCCA) Program joined forces in 2015 to share timely and relevant...
July 7, 2016
We are clearly entering a new age in pest management. A generation ago, food safety, sustainability, pollinator protection, consumer concerns, and wave after wave of invasive pests were not front and...
July 7, 2016
The earth is surrounded by a bubble of air called the atmosphere, and while you can’t see it, imagine it as a bubbling, swirling mass that moves like water. The lower part of the earth’s atmospher...
May 24, 2016
The United Nations (UN) declared that 2016 is the International Year of Pulses (IYP). Pulse crops include bean, chickpea, faba bean, lentil, and pea. The UN declaration of IYP will certainly increase...
May 24, 2016
The Pacific Northwest has a large diversity of weed species. Yield reduction of pulse crops due to weeds in this area has been reported up to 67%. Major annual broadleaf weeds in these crops are maywe...
May 24, 2016
Water and carbon dioxide are required by plants for photosynthesis. Water is provided through the root system of the tree, while stomata, or “windows,” on the lower leaf surface are responsible fo...
May 24, 2016
The 17 contiguous western U.S. states form a vast region approximately marked at its eastern edge by the 100th meridian and extending westward to the Pacific Ocean coastline. Located within this area...
May 24, 2016
In agriculture, a “soilborne disease” can be defined as any infection and subsequent plant disease that is caused by a pathogen that lives in the soil. These diseases have plagued vegetable crops...
 
May 24, 2016
Chances are you know a certified professional who deserves to be recognized for exceptional service in consulting, education, industry, or extension. This is your chance to nominate them for our 2016...
May 24, 2016
Nitrogen (N) management is critical in sugarbeet production to optimize yield and quality. Undersupplying N reduces root and sucrose yields while oversupplying N results in decreased sucrose content a...
 
May 24, 2016
The following list includes new certificants and those who have added additional certifications....
May 24, 2016
Cabbage maggot (Delia radicum) is a serious insect pest of brassica crops such as broccoli and cauliflower in the Central Coast of California. These crops are grown throughout the year; as a result, c...
May 24, 2016
Eric Welsh, Program Manager–Marketing & Business Relations for the American Society of Agronomy, announced the 2015 CCA Photo Contest winners this month. This is the contest’s second year, and...
May 24, 2016
It is no secret that California has a water problem. The state is entering its fifth year of unprecedented drought. With so much of the United States’ food production centered in the state—largely...
May 24, 2016
Pulse crops (dry peas, dry beans, chickpeas, and lentils) are receiving a lot of attention these days. The United Nations (UN) has declared 2016 as the International Year of Pulses, honoring these hum...