Faculty Directory

Jun Zhu

Jun Zhu

Professor

College of Engineering

(BAEG)-Biological and Agricultural Engineering

Phone: 479-575-2883

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Research focus

  • Waste treatment technologies for protecting air and water quality related to animal production
  • Renewable energy production technologies
  • Bioconversion of wastes into value-added products

Application areas

  • Dairy Farm milking parlor wastewater treatment to reduce pollutants levels
  • Swine manure lagoon aeration to reduce odor emission
  • Dairy and swine manure lagoon digestion to produce biogas and reduce gases emissions
  • Poultry litter solid-state digestion to produce biogas and reduce solids volume
  • Ph.D. in Agricultural Engineering - University of Illinois at Urbana-Champaign, 1995
  • M.S. in Civil Engineering - Zhejiang University, Hangzhou, China, 1985
  • B.S. in Civil Engineering, Zhejiang University, Hangzhou, China, 1982

1. †Wu, X., H. Lin., J. Zhu. 2013. Optimization of continuous hydrogen production from molasses co-fermenting with liquid swine manure in an anaerobic sequencing batch reactor. Bioresource Technology 136: 351-359.

2. Wang, S., X. Liang, G. Liu, H. Li, X. Liu, F. Fan, W. Xia, P. Wang, Y. Ye, L. Li, Z. Liu, J. Zhu. 2013. Phosphorus loss potential and phosphatase activities in paddy soils. Plant Soil Environ.59: 530-536.

3. †Yao, W., X. Wu, J. Zhu, B. Sun, C. Miller. 2013. In vitro enzymatic conversion of γ-aminobutyric acid immobilization of glutamate decarboxylase with bacterial cellulose membrane (BCM) and non-linear model establishment. Enzyme and microbial technology 52(4-5): 258-64.

4. †Lin H., X. Wu, C. Miller, J. Zhu. 2013. Improved performance of microbial fuel cells enriched with natural microbial inocula and treated by electrical current. Biomass & Bioenergy 54: 170-180.

5. †Wu, X., J. Zhu, C. Miller. 2013. Kinetics study of fermentative hydrogen production from liquid swine manure supplemented with glucose under controlled pH. J. of Environ Sci. Health Part B 48(6): 477-485.

6. Wang Z., S. Li, J. Zhu, Z. Zhang†. 2013. Phosphorus partitioning between sediment and water in the riparian wetland in response to the hydrological regimes. Chemosphere 90(8): 2288-2296.

7. Long, D., X. Tang, K. Cai, G. Chen, L. Chen, D. Duan, J. Zhu, Y. Chen. 2013. Cr(VI) reduction by a potent novel alkaliphilic halotolerant strain Pseudochrobactrum saccharolyticum LY10. Journal of Hazardous Materials 256-257: 24-32.

8. Hu B., M. Min, W. Zhou, Z. Du, P. Chen, J. Zhu, R. Ruan. 2012. Enhanced mixotrophic growth of microalga Chlorella sp. on pretreated swine manure for simultaneous biofuel feedstock production and nutrient removal. Bioresource Technology 126: 71-79.

9. †Sun, J., J. Zhu, W. Li. 2012. L-(+) lacic acid production by Rhizopus Oryzae using pretreated dairy manure as carbon and nitrogen source. Biomass and Bioenergy 47: 442-450.

10. †Sun, J., W. Li, P. Zheng, J. Zhu. 2012. Toxicity evaluation of antibiotics in piggery wastewater by luminescent bacteria. Polish Journal of Environmental Studies 21(3): 741-747.

11. †Dong, C., J. Zhu, X. Wu, C. Miller. 2012. Aeration efficiency influenced by venturi aerator arrangement, liquid flow rate, and depth of diffusing pipes. Environmental Technology 33(11): 1289-1298.

12. †Zhang Z., H. Wang, J. Zhu, S. Suneethi, J. Zheng. 2012. Swine manure vermicomposting via housefly larvae (Musca domestica): The dynamics of biochemical and microbial features. Bioresource Technology 118: 563-571.

13. Chen, X., K. Wendell, J. Zhu, J. Li, X. Yu, Z. Zhang†. 2012. Synthesis of nano-zeolite from coal fly ash and its potential for nutrient sequestration from anaerobically digested swine wastewater. Bioresource Technology 110: 79-85. (3)

14. Rahman, S., D. Lin, and J. Zhu. 2012. Greenhouse gas (GHG) emissions from mechanically ventilated deep pit swine gestation operation. J. Civil Environ. Eng. 2(1): 1-7. doi:10.4172/2165-784X.1000104. (3)

15. Li, H, Z. Zhang†, H. Wang, X. Xu, Y. Lin, J. Zhang, J. Zhu. 2011. Biological phosphorus removal performance and relevant microorganism characteristics of activated sludge in municipal wastewater treatment plants, China. Water Environment Research 83(7):594-602. (1)

16. †Li, Y., Y. Chen, P. Chen, M. Min, W. Zhou, B. Martinez, J. Zhu, R. Ruan. 2011. Characterization of a microalga Chlorella sp. well adapted to highly concentrated municipal wastewater for nutrient removal and biodiesel production. Bioresource Technology 102(8):5138-5144. (24)

17. †Yao, W., X. Wu, J. Zhu, B. Sun, C. Miller. 2011. Enhanced Production of Glutamate Decarboxylase by Batch, Fed-Batch, and Repeated Batch Cultivations of Escherichia coli. ASABE Biological Engineering Transactions 4(4): 169-182.

18. †Yao, W., X. Wu, J. Zhu, B. Sun. 2011. Comprehensive evaluation and selection of the potential complex medium for industrial glutamate decarboxylase (GAD) production by Escherichia coli. Int. J. Agric. Biol. Eng. 4(2): 74-82.

19. †Yao, W., X. Wu, J. Zhu, B. Sun, C. F. Miller. 2011. System establishment of ATPS for one-step purification of glutamate decarboxylase from E. coli after cell disruption. Applied Biochemistry and Biotechnology 164(8):1339-1349.

20. †Yao, W., X. Wu, J. Zhu, B. Sun, Y. Zhang, C. F. Miller. 2011. Bacterial cellulose membrane - a new support carrier for immobilization of yeast for ethanol fermentation. Process Biochemistry 46(10): 2054-2058. (5)

21. †Wu, X., C. Dong, W. Yao, J. Zhu. 2011. Anaerobic digestion of dairy manure influenced by the wasted milk from milking operations. Journal of Dairy Science 94(8): 3778-3786. (1)

22. †Han Z., J. Zhu, Y. Ding, W. Wu, Y. Chen, and R. Zhang. 2011. Effect of feeding strategy on the performance of sequencing batch reactor with dual anoxic feedings for swine wastewater treatment. Water Environment Research 83(7): 643-649. (0)

23. †Zhang, Z., H. Li, J. Zhu, W. Liu, X. Xu. 2011. Improvement strategy on enhanced biological phosphorus removal for municipal wastewater treatment plants: Full-scale operating parameters, sludge activities, and microbial features. Bioresource Technology 102(7): 4646-4653. (4)

24. †Wang, L., J. Zhu, C. Miller. 2011. The stability of accumulating nitrite from swine wastewater in a sequencing batch reactor. Appl. Biochem. Biotechnol. 163(3): 362-372. (2)

25. †Wu, X., W. Yao, J. Zhu, C. Miller. 2010. Biogas and CH4 productivity by co-digesting swine manure with three crop residues as an external carbon source. Bioresource Technology 101(11):4042-4047. (37)

26. †Wu, X., J. Zhu. 2010. The effect of milk co-digested with dairy manure on biogas production and COD removal in batch processes. J. Environ. Sci. Health, Part A 45(12): 1543-1549. (0)

27. †Wang, L., J. Zhu. 2010. Shortcut nitrification and denitrification of swine wastewater in a sequencing batch reactor system. Trans ASABE 53(3): 813-818. (1)

28. †Li, Y., J. Zhu, X. Wu, C. Miller, L. Wang. 2010. The Effect of pH on continuous biohydrogen production from swine wastewater supplemented with glucose. Applied Biochemistry and Biotechnology 162(5): 1286-1296. (4)

29. Mukhtar, S., M. S. Borhan, S. Rahman, J. Zhu. 2010. Evaluation of a field-scale surface aeration system in an anaerobic poultry lagoon. Applied Engineering in Agriculture 26(2): 307-318.

30. †Wu, X., W. Yao, J. Zhu. 2010. Effect of pH on continuous biohydrogen production from liquid swine manure with glucose supplement using an anaerobic sequencing batch reactor. International Journal of Hydrogen Energy 35(13): 6592-6599. (7)

31. †Wu, X., W. Yao, J. Zhu, C. Miller. 2010. Biological and chemical phosphorus fractionalization in swine manure under aeration. J. Environ. Sci. Health, Part B 45(4): 293 – 299. (0)

32. †Yao, W., X. Wu, J. Zhu, B. Sun, C. F. Miller. 2010. Utilization of protein extract from dairy manure as a nitrogen source by Rhizopus oryzae NRRL-395 for L-lactic acid production. Bioresource Technology 101(11): 4132-4138. (4)

33. †Wang, L., Y. Li, P. Chen, M. Min, Y. Chen, J. Zhu, R. R. Ruan. 2010. Anaerobic digested dairy manure as a nutrient supplement for cultivation of oil-rich green microalgae Chlorella sp. Bioresource Technology 101(8): 2623-2628. (66)

34. †Yao, W., X. Wu, J. Zhu, B. Sun, C. F. Miller. 2009. L-Lactic acid fermentation by Rhizopus oryzae using dairy manure as a nitrogen source. Trans ASABE 52(6): 2047-2054. (1)

35. †Dong, C., J. Zhu, C. F. Miller. 2009. A field-scale surface aeration system to reduce odor generation. Trans ASABE 52(2):615-620. (2)

36. †Wu, X., J. Zhu, C. Dong, C. Miller, Y. Li, L. Wang, W. Yao. 2009. Continuous biohydrogen production from liquid swine manure supplemented with glucose using an anaerobic sequencing batch reactor. International Journal of Hydrogen Energy 34(16): 6636 – 6645. (17)

37. †Wang, L., J. Zhu, C. Miller. 2009. Nitrite accumulation from swine wastewater in a sequencing batch reactor. Trans ASABE 52(4): 1363-1370. (2)

38. †Dong, C., J. Zhu, C. F. Miller. 2009. Evaluation of six aerator modules built on venturi air injectors using clean water test. Wat. Sci. & Technol. 60(5): 1353–1359. (0)

39. †Yao, W., J. Zhu, B. Sun, C. F. Miller. 2009. Development and optimization of a culture medium for L-lactic acid production by Rhizopus oryzae using crude protein from dairy manure as a nitrogen source. J. Environ. Sci. & Health Part A A44(12): 1306-1313. (1)

40. Lu, L., S. Zhang, H. Li, Z. Wang, J. Li, Z. Zhang, J. Zhu. 2009. A reformed SBR technology integrated with two-step feeding and low-intensity aeration for swine wastewater treatment. Environmental Technology 30(2): 223-232. (1)

41. Zhu, J., Y. Li, X. Wu, C. Miller, P. Chen, and R. Ruan. 2009. Swine manure fermentation for hydrogen production. Bioresource Technology 100(22):5472-5477. (11)

42. †Xiao, J., S. Chen, J. Zhu, W. Ruan. 2008. Effect of liquid swine manure on hatch and viability of Heterodera glycines. Journal of Nematology 40:152-160. (5)

43. †Wu, X., J. Zhu, and C. Miller. 2008. Dairy milking wastewater treatment using a lab-scale sequencing batch reactor (SBR). Trans ASABE 51(3): 1057-1065. (3)

44. Zhu, J., Z. Zhang, and C. Miller. 2008. Odor and aeration efficiency affected by solids in swine manure during post-aeration storage. Trans ASABE 51(1): 293-300. (4)

45. †Han, Z, W. Wu, Y. Ding, J. Zhu, and Y. Chen. 2008. Optimization of main factors associated with nitrogen removal in hybrid sludge sequencing batch reactor with step feeding of swine wastewater. J. Environ. Sci. & Health Part A A43(2): 161-170. (5)

46. †Han, Z, W. Wu, J. Zhu, and Y. Chen. 2008. Oxidization reduction potential and pH for optimization of nitrogen removal in a twice-fed sequencing batch reactor treating pig slurry. Biosystems Engineering 99(2): 273-281. (6)

47. Zhu, J., C. F. Miller, C. Dong, X. Wu, L. Wang, and S. Mukhtar. 2007. Aerator module development using venturi air injectors to improve aeration efficiency. Applied Engineering in Agriculture 23(5): 661-667. (4)

48. †Xiao, J., J. Zhu, S. Chen, W. Ruan, and C. Miller. 2007. A novel use of anaerobically digested swine manure to potentially control soybean cyst nematode. J. Environ. Sci. & Health Part B B42(6): 749-757. (8)

49. †Han Z., J. Zhu, Y. Ding, W. Wu, Y. Chen. 2007. Enhanced biological nitrogen removal process in batch reactor: step-feed sequencing batch reactor. China Water and Wastewater 23(2): 17-21. (0)

50. †Xiao, J., J. Zhu, S. Chen, W. Ruan, and C. Miller. 2007. Control of the soybean cyst nematode using anaerobically digested liquid swine manure. Journal of Nematology 39(1): 73-73 (Abstract).

51. Zhu, J, X. Wu, C. Miller, F. Yu, P. Chen, and R. Ruan. 2007. Biohydrogen production through fermentation using liquid swine manure as substrate. J. Environ. Sci. & Health Part B B42 (4): 393-401. (16)

52. †Han, Z., W. Wu, Y. Chen, J. Zhu. 2007. Characteristics of a twice-fed sequencing batch reactor treating swine wastewater under control of aeration intensity. J. Environ. Sci. & Health Part A A42(3): 361-370.

53. †Zhang, Z., J. Zhu, and K. J. Park. 2006. A bench-scale aeration study using batch reactors on swine manure stabilization to control odour in post treatment storage. Water Research 40(1): 162-174. (8)

54. Zhu, J., Z. Zhang and C. Miller. 2006. A laboratory scale sequencing batch reactor with the addition of acetate to remove nutrient and organic matter in pig slurry. Biosystems Engineering 93(4): 437-446. (9)

55. Zhu, J., A. Luo, and P. M. Ndegwa. 2006. Effect of microbial additives combined with aeration on reduction of nutrients in swine manure. Trans ASABE 49(1): 203-208. (2)

56. †Zhang, Z., J. Zhu, J. King, and W. H. Li. 2006. A two step fed SBR for treating swine manure. Process Biochemistry 41(4): 892-900. (41)

57. †Zhang, Z. and J. Zhu. 2006. Characteristics of solids, BOD and VFAs in liquid swine manure treated by short-term low-intensity aeration for long-term storage. Bioresource Technology 97(1): 140-149. (9)

58. Zhu, J., Z. Zhang, and C. Miller. 2005. Effect of pig slurry solids on aeration efficiency and odour generation. Biosystems Engineering 90(4): 443-450. (5)

59. †Zhang, Z. and J. Zhu. 2005. Effectiveness of short-term aeration in treating swine finishing manure to reduce odour generation potential. Agriculture, Ecosystems & Environment 105(1-2): 115-125. (13)

60. Jacobson, L. D., H. Guo, D. R. Schmidt, R. E. Nicolai, J. Zhu, K. A. Janni. 2005. Determination of odor-annoyance-free setback distances from animal production sites: Part I. review and experiment. Trans ASAE 48(6): 2259-2268. (Winner of an ASABE Superior Paper Award in 2006) (21)

61. Guo, H. L. D. Jacobson, D. R. Schmidt, R. E. Nicolai, J. Zhu, K. A. Janni. 2005. Determination of odor-annoyance-free setback distances from animal production sites: Part II. model development and evaluations. Trans ASAE 48(6): 2269-2276. (19)

62. †Park, K, J. Zhu, and Z. Zhang. 2005. Influence of aeration rate and liquid temperature on ammonia emission rate and manure degradation in batch aerobic treatment. Trans ASAE 48(1): 321-330. (4)

63. Yang, Q. M., S. K. Baidoo, J. Zhu, and G. He. 2004. Phosphorus transformation in pig slurry due to diet and intermittent aeration treatments. Biosystems Engineering 89(3): 355-362. (0)

64. †Zhang, Z., J. Zhu, K. J. Park. 2004. Effect of duration and intensity of aeration on solids decomposition in pig slurry for odour control. Biosystems Engineering 89(4): 445-456. (3)

65. Zhu, J., A. Luo, Y. Zhou, P. M. Ndegwa, D. A. Schmidt. 2004. The age effect of dairy feedlots on manure nutrient seepage in loam soils. Biosystems Engineering 89(2): 223-229. (2)

66. Zhu, J., A. Luo, Y. Zhou, P. M. Ndegwa, D. A. Schmidt. 2004. Nutrient seepage from operating turkey buildings with a litter system. Water, Air, and Soil Pollution 155(1-4): 87-101. (2)

67. Zhu, J., P.M. Ndegwa, and Z. Zhang. 2004. Manure sampling procedures and nutrient estimation by the hydrometer method for gestation pigs. Bioresource Technology: 92(3):243-250. (15)

68. †Zhang, Z. and J. Zhu. 2003. A surface aeration system to reduce VFA, BOD, and solids in manure stored in open facilities. Applied Engineering in Agriculture 19(6): 717-723. (7)

69. Zhu, J., P.M. Ndegwa, and A. Luo. 2003. Temperature effects on pig manure under low level batch aeration. International Journal of Environ. Studies 60(5): 523-533. (2)

70. Zhu, J., Z. Zhang, and P.M. Ndegwa. 2003. Using a soil hydrometer to measure the nitrogen and phosphorus contents in pig slurries. Biosystems Engineering 85(1): 121-128. (15)

71. †Ndegwa, P.M. and J. Zhu. 2003. Sampling procedures for piggery slurry in deep pits for estimation of nutrient content. Biosystems Engineering 85(2): 235-248. (8)

72. †Ndegwa, P.M., J. Zhu, and A. Luo, D.W. Hamilton. 2003. Enhanced phosphorus removal from swine-nursery manure in aerated batch reactors. Trans ASAE 46(3): 797-803. (3)

73. †Ndegwa, P.M., J. Zhu, and A. Luo. 2003. Closure "Effects of solids levels and chemical additives on removal of solids and phosphorus in swine manure". J. Environ. Eng.-ASCE 129(5): 485-487.

74. Zhu, J., P.M. Ndegwa, and Z. Zhang. 2003. Settling characteristics of nursery pig manure and nutrient estimation by the hydrometer method. J. Environ. Sci. Health B38(3): 379-390. (5)

75. †Ndegwa, P.M., J. Zhu, and A. Luo. 2003. Effects of bioreactor temperature and time on odor-related parameters in aerated swine manure slurries. Environmental Technology 24(8):1007-1016. (6)

76. †Ndegwa, P.M., J. Zhu, and A. Luo. 2003. Influence of temperature and time on phosphorus removal in swine manure during batch aeration. Journal of Environ. Sci. Health B38(1): 73-87. (6)

77. Zhu, J., A. Luo, Y. Zhou, P.M. Ndegwa, and D. R. Schmidt. 2002. Barn age impact on nutrient leaching for turkey barns built on clay loam soils. Transactions of ASAE 45(6): 1971-1976. (1)

78. Zhu, J., P.M. Ndegwa, and A. Luo. 2002. Bacterial responses to temperature during aeration of pig slurry. Journal of Environ. Sci. Health B37(3): 265-275. (6)

79. †Ndegwa, P.M., J. Zhu, and A. Luo. 2002. Effects of solids separation and time on the production of odorous compounds in stored pig slurry. Biosystems Engineering 81(1): 127-133. (22)

80. †Luo A., J. Zhu, and P.M. Ndegwa. 2002. Influence of anaerobic pre-conditioning on phosphorus removal in swine manure by aeration. Water, Air and Soil Pollution 140 (1-4): 219-230. (3)

81. †Ndegwa, P.M., J. Zhu, and A. Luo. 2002. Stratification of solids, nitrogen and phosphorus in swine manure in deep pits under slatted floors. Bioresource Technology 83(3): 203-211. (8)

82. †Luo, A., J. Zhu, and P.M. Ndegwa. 2002. Removal of carbon, nitrogen, and phosphorus in pig manure by continuous and intermittent aeration at low redox potentials. Biosystems Engineering 82(2): 209-215. (21)

83. Zhu, J., A. Luo, and P.M. Ndegwa. 2001. Raising pH by low level aeration for swine manure soluble phosphorus removal. Transactions of ASAE 44(2): 391-396. (21)

84. Zhu, J. 2001. Some intermittent aeration kinetics observed from a laboratory study with pig slurry. Journal of Agricultural Engineering Research 80(3): 307-310. (8)

85. †Luo, A., J. Zhu, and P.M. Ndegwa. 2001. Phosphorus transformations in swine manure during continuous and intermittent aeration processes. Trans ASAE 44(4): 967-972. (Winner of an ASAE Superior Paper Award in 2002) (14)

86. †Ndegwa, P.M., J. Zhu, and A. Luo. 2001. Effects of solids levels and chemical additives on removal of solids and phosphorus from swine manure. Journal of Environ. Eng-ASCE 127(12): 1111-1115. (21)

87. †Ndegwa, P.M., J. Zhu, and A. Luo. 2001. Effect of batch aeration-treatment on the solubility of phosphorus in pig manure. Journal of Agricultural Engineering Research 80(4): 365-371. (10)

88. Zhu, J., P.M. Ndegwa, and A. Luo. 2001. Effect of solid-liquid separation on BOD and VFA in swine manure. Environmental Technology 22(10): 1237-1244. (16)

89. Zhu, J., A. Luo, and P.M. Ndegwa. 2001. The effect of limited aeration on swine manure phosphorus removal. J. Environ. Sci. Health B36(2): 209-218. (5)

90. Zhu, J., P.M. Ndegwa, and A. Luo. 2000. Changes in swine manure solids during storage may affect separation efficiency. Applied Engineering in Agriculture 16(5): 571-575. (22)

91. Zhu, J., D.R. Schmidt, G. W. Randall, and R. V. Morey. 2000. Seepage from deep bedded and poultry litter systems. J. Environ. Sci. Health B35(5): 585-598. (3)

92. Zhu, J., L. D. Jacobson, D. R. Schmidt, and R. Nicolai. 2000. Daily variations in odor and gas emissions from animal facilities. Applied Engineering in Agriculture 16(2): 153-158. (91)

93. Zhu, J., L. D. Jacobson, D. R. Schmidt, and R. Nicolai. 2000. Evaluation of INPUFF-2 model for predicting downwind odors from animal production facilities. Applied Engineering in Agriculture 16(2): 159-164. (55)

94. Zhu, J. 2000. The effectiveness of aerobes used as manure additives for swine manure odor control. Swine Health and Production 8(1): 5-9. (3)

95. Zhu, J. 2000. A review of microbiology in swine manure odor control. Agriculture, Ecosystems and Environment 78(2): 93-106. (112)

96. Zhu, J. and X. Li. 2000. A field study on downwind odor transport from swine facilities. J. Environ. Sci. Health B35(2): 245-258. (2)

97. Zhu, J. and L. D. Jacobson. 1999. Correlating microbes to major odorous compounds in swine manure. Journal of Environmental Quality 28(3): 737-744. (28)

98. Zhu, J., G.L. Riskowski, and M. Torremorell. 1999. Volatile fatty acids as odor indicators in swine manure – a critical review. Trans ASAE 42(1): 175-182. (61)

99. Zhu, J., G.L. Riskowski, and R.I. Mackie. 1999. A study on the potential of metal corrosion by sulfate-reducing bacteria in animal buildings. Trans ASAE 42(3): 777-782. (1)

100. Zhu, J., G.L. Riskowski, and R.I. Mackie. 1999. A laboratory study on metal corrosion by ammonia gas. Trans ASAE 42(3):783-787. (1)

101. Zhu, J. 1999. The influence of stability class on downwind odor concentration predicted by air dispersion models. J. Environ. Sci. Health A34(10): 1919-1931. (4)

102. Zhu, J. 1998. A laboratory study of an aerated lagoon bio-blanket for swine manure odor control. Environmental Technology 19: 1085-1093. (7)

103. Li, X., D.S. Bundy, and J. Zhu. 1998. The effects of manure amendments and scum on odor concentrations above pit surfaces and downwind. Bioresource Technology 66:69-74. (5)

104. Zhu, J., D. S. Bundy, and X. Li. 1997. The hindrance in the development of pit additive products for swine manure odor control - a review. J. Environ. Sci. Health A32(9):2429-2448. (10)

105. Zhu, J., D.S. Bundy, X. Li, and N. Rashid. 1997. A procedure and its application in evaluating pit additives for odour control. Journal of Canadian Agricultural Engineering 39(3):207-214. (6)

106. Zhu, J., R.I. Mackie, and G.L. Riskowski. 1997. Use of surface analysis techniques to determine the mechanisms of metal corrosion in animal buildings. International Biodeterioration & Biodegradation 39(4): 243-251. (1)

107. Zhu, J., D.S. Bundy, X. Li, and N. Rashid. 1997. Controlling odor and volatile substances in liquid hog manure by amendment. Journal of Environmental Quality 26 (3): 740-743. (36)

108. Zhu, J., D.S. Bundy, X. Li, and N. Rashid. 1996. Reduction of odor and volatile substances in pig slurries by using pit additives. J. Environ. Sci. Health A31(10):2487-2501. (13)

109. Li, X., S.J. Hoff, D.S. Bundy, J. Harmon, H. Xin, and J. Zhu, 1996. Biofilter - a malodor control technology for livestock industry. J. Environ. Sci. Health A31(9): 2275-2285. (10)

110. Zhu, J., R.I. Mackie, G.L. Riskowski and D.L. Day, 1994. Bacterial colonization on metal surfaces in animal buildings: implications for microbial-induced corrosion. Trans ASAE 37(3): 929-937. (7)

  • Professor with tenure (55% research, 15% teaching, 30% administration, Nov 2013 to present), Department of Biological and Agricultural Engineering, UA Division of Agriculture, University of Arkansas
  • Professor with tenure (80% research, 20% extension, May 2009-Oct 2013), Department of Bioproducts and Biosystems Engineering, Southern Research and Outreach Center, University of Minnesota
  • Associate Professor with tenure (80% research, 20% extension, May 2004 – April 2009), Department of Bioproducts and Biosystems Engineering, Southern Research and Outreach Center, University of Minnesota
  • Assistant Professor (Tenure track, 80% research, 20% extension, February 1999 – April 2004), Department of Biosystems and Agricultural Engineering, Southern Research and Outreach Center, University of Minnesota
  • Research Associate (October 1997 – January 1999), Department of Biosystems and Agricultural Engineering, University of Minnesota
  • Post-Doctoral Associate (August 1995 – September 1997), Department of Agricultural and Biosystems Engineering, Iowa State University
  • Instructor (January 1997 – May 1997), Department of Agricultural and Biosystems Engineering, Iowa State University, Taught an Agricultural Systems Technology course titled “Waste Management Systems for Livestock Production” to undergraduate and graduate students (AST 475)
  • Research and Teaching Assistant (January 1991 – July 1995), Department of Agricultural Engineering, University of Illinois at Urbana-Champaign