Yazar
Floyd E Moeller
4 cilt bulundu.
Cilt sonuçları
Development of hybrid honey bees
Floyd E. Moeller · U.S. Dept. of Agriculture, Agricultural Research Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
11 sayfa · 1976
Bees / Breeding / Hybridization / Honeybee
Nosema disease
Floyd E Moeller · Dept. of Agriculture, Science and Education Administration : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
16 sayfa · 1978
Bees / Diseases
Overwintering of honey bee colonies
Floyd E. Moeller · Dept. of Agriculture, Agricultural Research Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
15 sayfa · 1977
Kategori yok
The relationship between colony populations and honey production
Floyd E. Moeller · U.S. Dept. of Agriculture, Agricultural Research Service
20 sayfa · 1961
Honey / Honeybee