Diseases of field crops.
Patologia vegetal /
Cultural practices and infectious crop diseases /
Crop spraying.
Crop sprayers.
Crop production.
Crop sprayers Merlin.
Field Crop Abstracts.
Respiration and crop produktivity /
Crops in peace and war.
Rabbits in relation to crops.
The production of field crops.
Veget : umenie ničnerobenia /
Vegetable Oil.
World Vegetation /
Physiological genetics of agricultural crops /
Complete Nutrition for Plants & Crops.
Biochemical Analysis in Crop Science /
Vegetation Südosteuropas /
Vegetables. : Situation and outlook report. October 1998. /
Diseases of Vegetable Crops.