ROTH SEED COMPANY

Roth Seed

Alfalfa

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Product Information
Varieties
Fall Dormancy
Winter Hardiness
Disease Resistance
Leaf Disease Index
Bacterial Wilt
Verticillium Wilt
Fusarium Wilt
Anthracnose Race I
Phytophthora Root Rot
Aphanomyces Race I
Blue Alfalfa Aphid
Pea Aphid
Spotted Alfalfa Aphid
Southern Root Knot Nematode
Northern Root Knot Nematode
Stem Nematode
RSC-251

RSC-251

50# unit
75% Multileaf Expression
RSC 251 multifoliate alfalfa is a very dormant winterhardy variety with a 2.0 fall dormancy rating and a 1.0 winterhardiness rating. RSC 251 has a high multi-leaf expression resulting in HIGH FORAGE YIELDS and SUPERB FORAGE QUALITY i.e. High Relative Feed Value. RSC 251 is highly resistant to Bacterial Wilt, Fusarium Wilt, Phytophthora Root Rot, Anthracnose (Race 1), Verticillium Wilt, Aphanomyces Root Rot (Race 1) and Northern Root Knot Nematode. RSC 251 shows a resistance to Blue Alfalfa Aphid and Pea Aphid with moderate resistance to Aphanomyces Root Rot (Race 2) and Stem Nematode.
2 1 29 1.5 HR HR HR HR HR HR R R HR MR
RSC-351 Drought Maxx

RSC-351 Drought Maxx

50# unit
 
RSC 351 Drought Maxx is a 3.0 fall dormancy variety with a 2.0 winterhardiness rating. This alfalfa variety has EXCELLENT DROUGHT TOLERANCE and stand persistence. RSC 351 Drought Maxx was developed for areas where rainfall is limited for extended periods of time. RSC 351 Drought Maxx has the ability to be productive and rebuild itself to tolerate the next drought. RSC 351 Drought Maxx is highly resistant to Bacterial Wilt, Fusarium Wilt and Northern Root Knot Nematode. RSC 351 Drought Maxx is also resistant to Phytophthora Root Rot. RSC 351 Drought Maxx is moderately resistant to Anthracnose (Race 1) and Stem Nematode and has low resistance to Verticillium Wilt.
2.5 2 20 2 HR LR HR MR R HR MR
RSC 451-2000

RSC 451-2000

50# unit
92% Multileaf Expression
This alfalfa has a 4.0 fall dormancy rating, with a winter hardiness rating of 3.5. It is highly resistant to Bacterial Wilt, Fusarium Wilt, Anthracnose Race 1, Phytophthora Root Rot, Pea Aphid and the Spotted Alfalfa Aphid. RSC 451-2000 is also resistant to Verticillium Wilt, Aphanomyces Root Rot Race 1, and Stem Nematode. It's moderately resistant to the Northern Root Knot Nematode. On the disease resistant index scale from 1 to 30, RSC 451-2000 has a rating of 28. It is a high expression multileaf alfalfa with a high leaf-to-stem ratio. RSC 451-2000 has industry leading genetics for producers striving for MAXIMUM YIELDS and HIGH RELATIVE FOOD VALUE.
4 3.5 28 1.5 HR R HR HR HR R HR HR MR R
RSC 521

RSC 521

50# unit
64% Multileaf Expression
RSC 521 multifoliate alfalfa has a fall dormancy of 5.0 and with a winter hardiness rating of 2.2, which in itself is a major development in the alfalfa industry. RSC 521 is highly resistant to all five major alfalfa diseases: Phytophthora Root Rot, Bacterial Wilt, Fusarium Wilt, Anthracnose Race 1, and Aphanomyces Root Rot Race 1. It is also resistant to Verticillium Wilt, Pea Aphid, Spotted Alfalfa Aphid and has moderate resistance to Stem Nematode. On the disease resistance index on a scale from 1 to 30, RSC 521 has a rating of 29. When compared to leading fall dormancy four brands, the Multifoliate Alfalfa has shown EXCELLENT YIELD and FORAGE QUALITY BENEFITS. It has excellent tolerance for dryland conditions and also maximizing your alfalfa yield under irrigation. RSC 521 Multifoliate Alfalfa has a 64% multileaf expression, high yielding, excellent stand persistence, disease and pest resistance. RSC 521 will display above average forage quality with a high leaf-to-stem ratio in intense management situations. RSC 521 displays the latest industry leading genetics to maximize profit potential for the producer striving to produce HIGH RELATIVE FEED VALUE alfalfa.
5 2.2 29 1.5 HR R HR HR HR HR R R MR
RSC 592

RSC 592

50# unit
65% Multileaf Expression
RSC 592 is a multifoliate alfalfa featuring a unique combination of later fall dormancy with excellent winter survival to maximize yields under a wide range of geographies. Fast regrowth after harvest maximizes tonnage and quality over the entire growing season. In the field, RSC 592 offers a tall, dark green leafy canopy and upright growth habit.
5 2.5 30 1.5 HR HR HR HR HR HR HR R R HR
RSC-651 Salt T

RSC-651 Salt T

50# unit
15% Multileaf Expression
RSC 651 Salt T was developed in Wisconsin and has a 6.0 fall dormancy rating with a 2.0 winterhardiness rating. Another huge attribute that RSC 651 Salt T brings to the table is its high tolerance to saline or salty soils. RSC 651 Salt T is a spring frost tolerant, winter hardy, fast growing semi-dormant alfalfa variety. RSC 651 Salt T is highly resistant to Fusarium Wilt, Phytophthora Root Rot, Northern root-knot Nematode, Pea Aphid, Blue Alfalfa Aphid and Spotted Alfalfa Aphid. RSC 651 Salt T is also resistant to Bacterial Wilt, Anthracnose (Race 1), Verticillium Wilt, and Stem Nematode. RSC 651 Salt T rates a 23 out of 30 on the Disease Resistance Index.
6 2 25 1.5 R R HR R HR HR HR HR HR R
RSC 751

RSC 751

50# unit
65% Multileaf Expression
RSC 751 has a fall dormancy rating of 7.0 with excellent performance in the 5.0 - 8.0 dormancy range. It is highly resistant to Phytophthora Root Rot, Fusarium Wilt, Anthracnose Race 1, also showing moderate resistance to Verticillium Wilt, Bacterial Wilt, Blue Alfalfa Aphid, Pea Aphid, Spotted Alfalfa Aphid with resistance to Stem Nematode, and low resistance to Southern Root Knot Nematode. RSC 751 has a disease resistance rating of 22 on a 1-25 scale. RSC 751 was developed and intended for use in the high desert areas of the Southwestern United States. It has EXTREMELY HIGH YIELD and FORAGE QUALITY POTENTIAL. These traits coupled with top management will increase profit potential that top producers demand in highly intensive farming areas.
7 22 2 MR MR HR HR HR MR MR MR LR R
RSC 751 II

RSC 751 II

50# unit
75% Multileaf Expression
RSC 751 II multifoliate alfalfa has a fall dormancy rating of 7.0 with excellent performance in the 5.0 - 8.0 dormancy range. It is highly resistant to Phytophthora Root Rot, Fusarium Wilt, Blue Alfalfa Aphid, Spotted Alfalfa Aphid, showing moderate resistance to Southern Root Knot Nematode and Stem Nematode. It also shows resistance to Anthracnose Race 1, Bacterial Wilt, Verticillium Wilt, Pea Aphid and Northern Root Knot Nematode. This multifoliate alfalfa is a major advancement in our on-going efforts in our alfalfa germ plasm program to help our growers succeed in today's high tonnage-high quality market place. RSC 751 II is improved germ plasm from our RSC 751 line that many alfalfa growers have put to work on their acres. It is an excellent choice for producers looking for a HIGH YIELDING and HIGH RELATIVE FOOD VALUE alfalfa.
7 22 2 R R HR R HR HR R HR MR R MR
RSC 781

RSC 781

50# unit
76% Multileaf Expression
RSC 781 multifoliate non-dormant alfalfa has a fall dormancy of 7.6, with excellent performance in the 7.0 - 9.0 dormancy range. RSC 781 has high resistance to Fusarium Wilt, Pea Aphid, and Spotted Alfalfa Aphid. RSC 781 also shows resistance to Bacterial Wilt, Verticillium Wilt, Anthracnose, and Phytophthora Root Rot with moderate resistance to Stem Nematode. RSC 781 has outstanding early seedling vigor and multi-year stand persistence. RSC 781 has remarkable recovery after cutting. Planting RSC 781 will give the high management alfalfa grower in the Southwestern United States a superior high relative feed value product to take to the ever growing dairy industry in the Southwestern region.
7.6 21 2 R R HR R R R HR HR R MR
RSC 794

RSC 794

50# unit
70% Multileaf Expression
RSC 794 is a semi-dormant alfalfa ideally suited for the Southern Plains and Southwestern United States. Fast recovery after harvest makes RSC 794 ideal for aggressive harvest management systems. High multifoliate leaf expression contributes to superb forage quality and greater animal performance. RSC 794 is an ideal choice for commercial hay growers and dairy producers looking for high tonnage and high quality hay.
7 23 2 R R HR HR HR HR HR HR HR HR HR
RSC 833 II

RSC 833 II

50# unit
 
RSC 833 II is a multifoliate, non-dormant alfalfa and has a fall dormancy rating of 8.5 with superb performance in the 8.0 - 10.0 dormancy range. It is highly resistant to Fusarium Wilt, Phytophthora Root Rot, Blue Alfalfa Aphid, Pea Aphid, Spotted Alfalfa Aphid, resistant to Bacterial Wilt and Verticillium Wilt, and moderately resistant to Stem Nematode. This multifoliate alfalfa combines desired plant attributes for adaptation across traditional western and southwestern non-dormant zones. Today's top producers will experience the striking visual image of the multi-leaf trait and the straight forward tie-in between improved leafiness and improved forage quality along with exceptional yields by putting RSC 833 II on their acres.
8.5 22 2 R R HR HR HR HR HR MR
RSC 802

RSC 802

50# unit
15% Multileaf Expression
RSC 802 is a non-dormant alfalfa ideally suited for the Southwestern United States. A solid disease and pest resistance package protects and enhances yields and profitability over the life of high forage yield and quality over a wide range of growing conditions in non-dormant production areas.
8 22 2 MR R HR HR HR HR HR HR HR HR R
RSC 952

RSC 952

50# unit
 
RSC 941 multifoliate alfalfa has a fall dormancy rating of 9. It is highly resistant to Fusariam Wilt, Anthracnose, and Phytophthora Root Rot, resistant to Verticullum Wilt and Stem Nematodes, and moderate resistance to Bacterial Wilt. RSC 941 has a 85% multi-leaf expression. RSC 941 combines excellent yield and good forage quality potential along with exceptional stand persistence. Dark green color, high multi-leaf expression and fast recovery after cutting give RSC 941 excellent visual impact. RSC 941 is an excellent choice for forage production in the non-dormant regions.
9 20 2 LR MR HR MR HR HR HR HR HR HR R
RSC 941

RSC 941

50# unit
85% Multileaf Expression
RSC-952 trifoliate alfalfa has a fall dormancy rating of 9. This product was developed exclusively for use in the southwest regions. Some of the prominent characteristics that this variety will display on your farm include noticeable active winter growth, very high forage yield along with very high quality potential, followed by excellent stand persistence. The disease package this variety carries starts with high resistance to Fusarium Wilt, Phytophthora Root Rot, Pea Aphid, Spotted Alfalfa Aphid, Blue Alfalfa Aphid and also Root Knot Nematodes, with resistance to Stem Nematode. On Anthracnose Racel and Verticillium Wilt you will experience moderate resistance. It also has a low resistance to Bacterial Wilt. With placement of RSC-952 in the non-dormant areas that it was designed for producers and end users will be very pleased with the profit potential they will have with the use of this proprietary product.
9 21 2 LR R HR HR HR HR HR HR R
RSC 1031

RSC 1031

50# unit
 
RSC 1031 trifoliate alfalfa has a fall dormancy rating of 10.0 with excellent performance in the 8.0 - 10.0 dormancy range. It is highly resistant to Fusarium Wilt, Blue Alfalfa Aphid, Pea Aphid, Spotted Alfalfa Aphid, resistant to Phytophthora Root Rot showing moderate resistance to Stem Nematode, and low resistance to Verticillium Wilt. RSC 1031 is a major advancement in non-dormant alfalfa. The trifoliate alfalfa is an excellent choice for the grower in the long growing seasons of Southwestern United States. Growers that give RSC 1031 Trifoliate Alfalfa good management will reap the benefits of HIGH TONNAGE and HIGH RELATIVE FEED VALUE alfalfa hay. It brings profit to the bottom line of the growers that plant it. Put some to work on your acres today.
10 2 LR HR R HR HR HR MR
RSC 1092

RSC 1092

50# unit
20% Multileaf Expression
RSC 1092 is a non-dormant alfalfa well adapted to a wide range of soil types and management practices of the Southwestern United States. RSC 1092 is a tall alfalfa with an excellent leaf-to-stem ratio and multifoliate leaf expression. Fast regrowth after cutting contributes to excellent forage yields all season long. RSC 1092 offers the complete yield, quality and pest package hay and dairy producers are seeking.
10 21 2 MR R HR R HR R HR HR HR HR HR


Disease Resistance Index:
1 = Poor
30 = Excellent


Leaf Disease Rating:
1 = High Resistance
5 = Susceptible

Other:
LR = Low Resistance
MR = Moderate Resistance
R = Resistance
HR = High Resistance