Better weed control was the top reason growers bought Roundup Ready alfalfa seed, according to the University of California (UC) survey on the transgenic crop. After conducting trials on it, survey co-author and UC farm advisor Steve Orloff says glyphosate is very effective on problematic weeds such as dodder and some perennials....More
According to the Roundup Ready alfalfa survey, about 65% of all respondents felt coexistence was either definitely possible or possible if certain conditions were met; 35% thought it wasn’t possible....More
Of those who grew Roundup Ready alfalfa, 91% said they were satisfied, very pleased or felt the technology “far exceeded expectations,” according to a University of California survey on the subject.
Survey results were reported at the Western Alfalfa & Forage Conference, held Dec. 11-13 in Las Vegas, NV.
A total of 381 growers took the voluntary survey, conducted via the Internet this fall, said Steve Orloff, the Siskiyou County, CA, farm advisor who authored it with Extension forage specialist Dan Putnam. Of those, 113 respondents indicated that they had grown the transgenic legume and were then directed to questions on what they liked and didn’t like about it. For those results, see “Survey Tells What Roundup Ready Alfalfa Growers Like Best.”...More
The availability of Roundup Ready alfalfa adds another tool to the toolbox in the battle for high-quality alfalfa, says Peter Thomison, Ohio State University Extension agronomist. Before planting it, though, he says growers should compare the need for glyphosate for weed control vs. the added seed cost...More
There are definite ways to minimize the risk of unwanted gene flow so farmers can continue to successfully produce for organic, export or other sensitive markets,” says Dan Putnam, University of California Extension forage agronomist...More
Glyphosate and a conventional herbicide both were effective at removing weeds from established Roundup Ready alfalfa in a Michigan State University study. But weed removal had little effect on yield, quality or stand persistence, reports Phil Kaatz, Extension forage educator at the university...More
It’s unlikely USDA’s decision earlier this year to deregulate Roundup Ready alfalfa will have any impact on alfalfa hay sales to international markets, says John Szczepanski, director of the National Hay Association’s...More
After nearly four years, alfalfa growers will again be able to plant Roundup Ready alfalfa starting this spring. And growers are “cautiously optimistic” that this management option is here to stay, say seed company representatives...More
To prevent future weed-control problems, Roundup Ready alfalfa growers need to use a herbicide other than glyphosate sometime during the life of the stand, stresses Dan Putnam, University of California Extension forage agronomist...More
An over-the-top glyphosate application during establishment of a spring-seeded Roundup Ready alfalfa crop will suppress tough perennial weeds, but it won’t kill them, warns Mark Renz, University of Wisconsin Extension weed scientist...More
Wondering which alfalfa seed marketer has which Roundup Ready alfalfa varieties available? The table below lists 38 varieties being marketed this spring that have Association of Official Seed Certifying Agencies and National Alfalfa and Miscellaneous Legumes Variety Review Board approval...More