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  • Changes in the harvest area and yields are detected. The influence of labour supply and of agrotechnical progress on tobacco growing are discussed. (DLO).
  • Despite the substantial changes of the spacies and the agrotechnics during the last 100 years no alteration occurred in the territorial localization of the cultivable lands of good resp. low-grade quality wheat. (CK).
  • The relationships between the agrotechnical soil conservation plan and soil geography are demonstrated and a proposal for soil conservation is put forward. The study of applied soil geographical aspect is to be complemented by the agronomist
  • The use classification of weather is connected from planning of agrotechnical measures, phytomelioration measures, breeding measures and plant protection. They also serve the opinion of condition permanent or periodical the sojourn outdoors
  • Foreign investigations on creation of forage lands irrigated by mineralized waters are analyzed. Such countries as the USA, Mexico, Australia, India, Israel and the other succesfully select halophytes, work out the agrotechnical methods