By: Georgi Kikindonov, Stanimir Enchev Tetraploid monogerm lines of sugar beet with pollen sterility and their hybrid combinations with diploid multigerm pollinators are the object of the present study. Data received for the sterility of t…

By: Arief Budiono, Suharjono Suharjono, Imam Santoso, Soemarno Soemarno Market’s demand of apple from Batu is increase, but productivity of apple plants is decrease over time. In others hand, farmers always use inorganic fertilizers to soi…