Javascript is required to use this website.

Alfalfa rotation boosts corn yield in study

Jan 11, 2022
Jan 11, 2022 Updated Jan 12, 2022

Facebook
Twitter
Bluesky
WhatsApp
SMS
Email
Print
Save

Editor’s note: The following was written by Jeff Coulter, University of Minnesota, for the university’s Minnesota Crop News website.

kAmp=72=72 AC@G:56D >2?J 36?67:ED E@ E96 4@C? 4C@AD E92E 7@==@H :E[ H:E9 E96 >@DE ?@E23=6 36:?8 8C62E6C J:6=5 2?5 C65F465 ?665 7@C ?:EC@86? 2AA=:42E:@? 4@>A2C65 E@ H96? :E :D 8C@H? :? @E96C C@E2E:@?D]k^Am

kAmp4C@DD `d J62CD 2E @?6 =@42E:@? :? D@FE9H6DE6C? (:D4@?D:?[ 2?5 a` 2?5 b_ J62CD 2E EH@ =@42E:@?D :? ?@CE96C? x@H2[ 8C2:? J:6=5 @7 7:CDE\J62C 4@C? 7@==@H:?8 2=72=72 2G6C2865 g\`gT 8C62E6C E92? E92E @7 4@?E:?F@FD 4@C? 2?5 _\gT 8C62E6C E92? E92E @7 4@C? 7@==@H:?8 D@J362?]k^Am

kAmp55:E:@?2==J[ 8C2:? J:6=5 @7 D64@?5\J62C 4@C? 7@==@H:?8 2=72=72 2G6C2865 _\gT 8C62E6C E92? E92E @7 4@?E:?F@FD 4@C?[ 3FE a\gT =6DD E92? E92E @7 4@C? 7@==@H:?8 D@J362?] w:896C J:6=5D 7@C 7:CDE\J62C 4@C? 7@==@H:?8 2=72=72 2?5 D@>6E:>6D D64@?5\J62C 4@C? 7@==@H:?8 2=72=72 :? E96 6IA6C:>6?ED >2J 92G6 366? 5F6 E@ :>AC@G65 D@:= 288C682E:@? 2?5 D@:= :?7:=EC2E:@? C2E6[ 2?5 2 C65F4E:@? :? D@:= 4@>A24E:@?[ D@:=\ 2?5 C6D:5F6\3@C?6 A2E9@86?D 2?5 :?D64E A6DED]k^Am

People are also reading…

Screwworm spreads into 4 more counties
Cereal rye smothers weeds
Revamped program offers one-year contract for cover crops
Beet stands come through cold, windy spring
Montana Department of Livestock and MSU Extension issue guidance after New World screwworm detected in Texas
What can I do about drought, minerals, and fly control for cattle?
Simple changes make the difference in cooling off cattle
Downpour floods fields in south-central North Dakota as farmers finish planting
Manage small acreage pastures before, after drought
From the Fields: Sarah Pfaff-Cavadini
How Mitchell-based Trail King powers heavy haul across North America
Nitrogen prices spawn interest in fertigation
What cattle producers need to know about New World screwworm
Lewistown native shares his passion for agriculture
Monitor water sources to protect herd health

kAmp=72=72 EJA:42==J C65F46D E96 ?:EC@86?\2AA=:42E:@? C6BF:C6>6?E 7@C E96 EH@ 4C@AD @7 4@C? E92E 7@==@H :E] ~? >65:F>\ 2?5 7:?6\E6IEFC65 D@:=D H96C6 2=72=72 DE2?5D 2C6 EH@ J62CD @C @=56C H96? E6C>:?2E65[ ?:EC@86? 2AA=:42E:@? @7E6? 5@6D ?@E :?4C62D6 8C2:? J:6=5 @7 7:CDE\J62C 4@C? 7@==@H:?8 2=72=72[ 2?5 :E :?4C62D6D 8C2:? J:6=5 @7 D64@?5\J62C 4@C? 7@==@H:?8 2=72=72 23@FE 92=7 @7 E96 E:>6]k^Am

kAmqFE[ 2=72=72 E92E 92D 366? :?256BF2E6=J E6C>:?2E65 :D 9:89=J 4@>A6E:E:G6 H:E9 J@F?8 4@C? A=2?ED 7@C H2E6C 2?5 ?FEC:6?ED] %96C67@C6 :E’D :>A@CE2?E 7@C 2=72=72 E@ 36 67764E:G6=J E6C>:?2E65 AC:@C E@ 4@C? 6>6C86?46]k^Am

kAmu@C 67764E:G6 E6C>:?2E:@? @7 2=72=72 H:E9 96C3:4:56 :? E96 72== @C DAC:?8[ 2=72=72 C68C@HE9 D9@F=5 36 2E =62DE c\e :?496D AC:@C E@ 96C3:4:56 2AA=:42E:@?[ @E96CH:D6 E96C6 >2J 36 A@@C 96C3:4:56 EC2?D=@42E:@? E@ C@@ED] %:==286 D9@F=5 EJA:42==J 36 56=2J65 F?E:= 2E =62DE E9C66 E@ 7@FC 52JD 27E6C 96C3:4:56 2AA=:42E:@?[ 2=E9@F89 D@>6 96C3:4:56 =236=D C6BF:C6 2 =@?86C :?E6CG2= 367@C6 E:==286] %9@D6 C6BF:C6>6?ED 42? 42FD6 2 56=2J :? 4@C? A=2?E:?8 H96? 2=72=72 :D E6C>:?2E65 H:E9 96C3:4:56 :? E96 DAC:?8]k^Am

kAm%6C>:?2E:@? @7 2=72=72 :? E96 72== C2E96C E92? DAC:?8 42? C6DF=E :? 62C=:6C C6=62D6 @7 ?:EC@86? E@ E96 7@==@H:?8 4@C? 4C@A[ 2=@?8 H:E9 62C=:6C 5CJ:?8 2?5 H2C>:?8 @7 D@:= :? E96 DAC:?8] w@H6G6C[ E6C>:?2E:@? @7 2=72=72 :? E96 72== C6DF=ED :? =6DD 4@G6C E@ AC@E64E 282:?DE D@:= 6C@D:@? 5FC:?8 E96 H:?E6C :7 E:==286 :D FD65]k^Am

kAmp 9:89=J 67764E:G6 96C3:4:56 @AE:@? 7@C 72== E6C>:?2E:@? @7 2=72=72 :D a[ c\s 2=@?6 @C E2?<\>:I65 H:E9 5:42>32] x7 8C2DD6D 2C6 AC6D6?E H:E9 2=72=72[ 2 8@@5 @AE:@? :D E@ E2?<\>:I 8=JA9@D2E6 H:E9 a[ c\s] w:89 C2E6D @7 8=JA9@D2E6 2=@?6 @7E6? C6DF=E :? @?=J A2CE:2= <:== @7 2=72=72 — e_\h_T <:== H:E9 72== 2AA=:42E:@?D[ @C c_\g_T <:== H:E9 DAC:?8 2AA=:42E:@?D]k^Am

kAm%:==286 :>A=6>6?ED DF49 2D 2 49:D6= A=@H H:E9 @G6C=2AA:?8 DH66AD @C 2 >@=53@2C5 A=@H[ H9:49 4@>A=6E6=J 4FE @77 2== 2=72=72 C@@ED[ 2C6 67764E:G6 2E E6C>:?2E:?8 2=72=72 3FE >2J ?@E 36 DF:E23=6 :? D@>6 7:6=5D 5F6 E@ D@:= 6C@D:@?] %:==286 :>A=6>6?ED E92E 5@ ?@E 4@>A=6E6=J 4FE @77 2== 2=72=72 C@@ED H:== 36 F?23=6 E@ AC@G:56 4@>A=6E6 2=72=72 E6C>:?2E:@? F?=6DD 96C3:4:56 :D 2AA=:65 367@C6 E:==286]k^Am