The applied stem roller for a row unit of an agricultural harvesting machine, which comprises an elongated body of the stem roller, having the front part, which is arranged closer to the rotational direction of the stem roller than the rear part, and blades. Each of the blades arranged longitudinally circle-wise has the front part and the rear part opposite to the front part. One of the front or rear parts of the blades is covered by the first wear-resistant coating practically along entire length thereof, and the other &ndash； by the second wear-resistant coating at least on one of front or rear parts thereof, and made without coating on central part thereof. The applied stem roller for the row unit of the agricultural harvesting machine comprises the elongated body of the stem roller, having the front part, which is arranged closer to the rotational direction of the stem roller than rear part thereof, and blades longitudinally arranged circle-wise of the elongated body. Each of the blades arranged longitudinally circle-wise has the front part and the rear part opposite of the front part. One of the front or rear parts of the blades is covered with the first wear-resistant cover practically along the entire length thereof, and the other with other wear-resistant covering at least on one of the front or rear parts thereof, than on central part thereof. The applied agricultural harvesting machine comprises the row unit and the stem roller. The stem roller comprises the elongated body, having the front part, which is arranged closer to the rotational direction of the stem roller, than rear part thereof, and the blades arranged longitudinally circle-wise to the elongated body of the roller. Each of the blades arranged longitudinally circle-wise has the front part and the rear part opposite of the front side. One of the front or rear parts of the blades is covered with the first wear-resistant coating practically along the entire length thereof, and the other &ndash； wi
