45 results on '"Becker, Roger L."'
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2. Seedbank Depletion and Emergence Patterns of Giant Ragweed ( Ambrosia trifida ) in Minnesota Cropping Systems
3. Winter Survival of Late Emerging Purple Loosestrife (Lythrum salicaria) Seedlings
4. Effect of Galerucella spp. Feeding on Seed Production in Purple Loosestrife
5. Effect of Galerucella Spp. on Survival of Purple Loosestrife (Lythrum salicaria) Roots and Crowns
6. Seasonal Fluctuations of Carbohydrate Levels in Roots and Crowns of Purple Loosestrife (Lythrum salicaria)
7. Seasonal Carbohydrate Fluctuations in Hemp Dogbane (Apocynum cannabinum) Crown Roots
8. Isozyme Characterization of Genetic Diversity in Minnesota Populations of Purple Loosestrife, Lythrum salicaria (Lythraceae)
9. Influence of Nontarget Neighbors and Spray Volume on Retention and Efficacy of Triclopyr in Purple Loosestrife (Lythrum salicaria)
10. Giant Ragweed (Ambrosia trifida) Seed Production and Retention in Soybean and Field Margins
11. Management of pennycress as a winter annual cash cover crop. A review
12. Phenologies of Cirsium arvense and Cirsium species native to the Upper Midwest: Implications for the ecological host range of the biocontrol agent, Hadroplontus litura
13. Vernalization required to induce flowering in rosettes of garlic mustard (Alliaria petiolata)
14. Efficacy and Tolerance to HPPD-Inhibiting Herbicides in Sweet Corn
15. Comparison of methods to recover amaranth weed seeds from manure
16. Perennial Weed Populations after 14 Years of Variable Tillage and Cropping Practices
17. Sorption and Desorption of Imazethapyr and 5-Hydroxyimazethapyr in Minnesota Soils
18. Leafy Spurge (Euphorbia esula) Control and Grass Injury with Sulfometuron
19. Reduction of Purple Loosestrife Establishment in Minnesota Wetlands
20. Response of giant foxtail and wild proso millet to artificial light quality alteration
21. Effect of Method and Time of Management on European Buckthorn (Rhamnus cathartica L.) Growth and Development in Minnesota
22. Pennycress as a Cash Cover-Crop: Improving the Sustainability of Sweet Corn Production Systems
23. Lessons learned: rearing the crown-boring weevil, Ceutorhynchus scrobicollis (Coleoptera: Curculionidae), in containment for biological control of garlic mustard (Alliaria petiolata)
24. Giant Ragweed Emergence Pattern Influenced by Spring Tillage Timing in Minnesota
25. Economic Performance of Crop Rotations in the Presence of Herbicide‐Resistant Giant Ragweed
26. Yield, Nutritive Value, and Profitability of Direct‐Seeded Annual Forages following Spring‐Terminated Alfalfa
27. Giant Ragweed (Ambrosia trifida) Emergence Model Performance Evaluated in Diverse Cropping Systems
28. Native Grass Establishment following Application of Pyridine Herbicides
29. Seedbank Depletion and Emergence Patterns of Giant Ragweed (Ambrosia trifida) in Minnesota Cropping Systems
30. Population Biology of Garlic Mustard (Alliaria petiolata) in Minnesota Hardwood Forests
31. Growth and Phenology of Three Lythraceae Species in Relation to Feeding by Galerucella calmariensis and Galerucella pusilla: Predicting Ecological Host Range from Laboratory Host Range Testing
32. Comparing Roundup Ready and Conventional Systems of Alfalfa Establishment
33. Effect ofGalerucellaspp. feeding on seed production in purple loosestrife
34. Effect ofGalerucellaspp. on survival of purple loosestrife (Lythrum salicaria) roots and crowns
35. Seasonal fluctuations of carbohydrate levels in roots and crowns of purple loosestrife (Lythrum salicaria)
36. Impact of Narrow Row Production on Yield Recovery, Nitrogen Use Efficiency, and Weed Competition in Sweet Corn
37. Isozyme Variation in Cultivars of Purple Loosestrife (Lythrum sp.)
38. Influence of Nontarget Neighbors and Spray Volume on Retention and Efficacy of Triclopyr in Purple Loosestrife (Lythrum salicaria)
39. Genetic Relationships among Weedy Purple Loosestrife (Lytrhum salicaria L.) Populations and Cultivars
40. Leafy Spurge (Euphorbia esula) Control and Grass Injury with Sulfometuron
41. Phenologies of Canada thistle (Cirsium arvense) and Cirsium species native to the upper Midwest: implications for the ecological host range of the biocontrol agent Hadroplontus litura
42. Seed bank dynamics of Lythrum salicaria L.: implications for control of this species in North America
43. Effect of Galerucella spp. feeding on seed production in purple loosestrife
44. Winter survival of late emerging purple loosestrife (Lythrum salicaria) seedlings
45. Reduction of purple loosestrife establishment in Minnesota wetlands
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