Yazar
e a harrell
11 cilt bulundu.
E. A. Harrell · U.S. Dept. of Agriculture, Agricultural Research Service
22 sayfa · 1962
Cotton gins and ginning / Waste disposal / Refuse collection
E. A. Harrell · Agricultural Research Service, U.S. Dept. of Agriculture
Sayfa sayısı yok · 1975
Agriculture
E. A. Harrell · Agricultural Research (Southern Region), Science and Education Administration, U.S. Dept. of Agriculture
77 sayfa · 1981
Insect rearing / Boll weevil / Anthonomus grandis / Cotton
Shelly Culbertson, Michael Mattock, Bruce R. Nardulli, Abdulrazaq Al-Kuwari, Gary Cecchine, Margaret C. Harrell, John A. Friel, Richard E. Darilek · RAND Corporation
104 sayfa · 2012
Management / Government policy / Finance / Intellectual property / Research
E. A. Harrell · U.S. Dept. of Agriculture, Agricultural Research Service
Sayfa sayısı yok · 1974
Heliothis zea
E. A. Harrell · U.S. Dept. of Agriculture, Agricultural Research Service
Sayfa sayısı yok · 1974
Heliothis zea