Fertilization, one of the most important agrotechnical measures, in this century largely depends on the production of organic and mineral fertilizers.
Jedan primerak je u ponudi
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Nitrogen fertilizers, complex npk fertilizers, florins, fertins, vegetables in human diet, nutrition and fertilization of vegetables, organic fertilizers...
This edition includes extensive, well-distributed material so that the reader, reading the book, gets answers to many questions and instructions for work in raising and maintaining an orchard.
This book deals with the topic of protecting vegetables from diseases and pests.
Mittel zum Pflanzenschutz im Jahr 2010