Search Results

7 results

  1. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 16

    Flue-cured tobacco tip leaf yield, quality, value, and color distribution as influenced by cultivar and harvest schedule

    VANN M.C.; FISHER L.R.; INMAN M.D.; WHITLEY D.S.; SEAGROVES R.W.; BARNES K.
    North Carolina State University, Department of Crop & Soil Sciences, Raleigh, NC, U.S.A.
    Changes in consumer preference and export strategy strongly influence the buying practices of tobacco leaf dealers and cigarette manufacturers. In current times, a dark-colored (orange to red) style of flue-cured tobacco is preferred over a brighter style ...
  2. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, AP 09

    Effect of organic nitrogen source and application rate on the yield and quality of flue-cured tobacco

    VANN M.C.; FISHER L.R.; WHITLEY D.S.
    North Carolina State University, Dept. of Crop Science, Raleigh, NC, U.S.A.
    Organic carbon-based sources of nitrogen, such as livestock waste or by-products, have not been recommended for the production of flue-cured tobacco. At present, there is significant demand for organically produced leaf, and in these systems the use of ...
  3. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, AP 10

    Effect of organic nitrogen source and application timing on the yield and quality of flue-cured tobacco

    MASON J.H.; VANN M.C.; FISHER L.R.; WHITLEY D.S.
    North Carolina State University, Dept. of Crop Science, Raleigh, NC, U.S.A.
    Mineralization rates of organic nitrogen are extremely dependent upon factors such as soil pH, temperature, and moisture. Flue-cured tobacco is extremely sensitive to nitrogen availability; therefore, many questions have been presented regarding ...
  4. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, AP 34

    Evaluation of non-tobacco labeled herbicides for late season application

    WHALEY W.T.; VANN M.C.; FISHER L.R.; WHITLEY D.S.
    North Carolina State University, Dept. of Crop Science, Raleigh, NC, U.S.A.
    Recently, viable seed from various weed species has been found in tobacco exports from the United States, initiating great concern in foreign markets and a zero tolerance policy. University specialists believe the majority of weed seed contamination is a ...
  5. CORESTA Congress, Sapporo, 2012, Plenary Session, abstr. IG 01

    Current status of the field testing program for pesticide residues in North Carolina flue-curedtobacco

    VANN M.C.(1); FISHER L.R.(1); PRIEST J.A.(1); WHITLEY D.S.(1); STEWART A.M.(2)
    (1) North Carolina State University, Department of Crop Science, Raleigh, NC, USA; (2) North Carolina Department of Agriculture & Consumer Services, Research Stations Division, Raleigh, NC, USA
    Pesticide residues on tobacco have received increasing attention in recent years. While pesticide residue evaluations have been conducted for many years in tobacco, recent legislation granting the Food and Drug Administration regulatory oversight of ...
  6. CORESTA Congress, Edinburgh, 2010, AP 31

    Evaluation of potassium application methods and rates on the yield and quality of flue-cured tobacco

    VANN M.C.; FISHER L.R.; STEWART A.M.; PRIEST J.A.; WHITLEY D.S.; JOHNSON V.A.
    North Carolina State University, Raleigh, NC, USA
    With rising input costs, growing environmental concerns, and new higher yielding cultivars, potassium fertilizer recommendations must be accurate. Research is being conducted to evaluate the effects various potassium rates and application methods have on ...