The Polish authorities signed an agreement with farmers on subsidies per ton of grain and the temporary closure of the border with Ukraine for the transit of some agricultural products, according to Polish Radio. The document was signed by representatives of the protesting farmers, as well as the Minister of Agriculture Czeslaw Sekerski, and the State Secretary of the Ministry Michal Kolodzejczak. The agreement provides for the preservation of the current embargo on agricultural products from Ukraine, which has been in effect since mid-September last year. It applies, in particular, to wheat, …