Boykov VM, Startsev SV, Protasov AA, Vorotnikov IL, Pavlov AV. Improving efficiency of primary tillage in the dry areas of the Russian Federation. AmazInv [Internet]. 2019 Sep. 26 [cited 2024 Jul. 3];8(22):485-96. Available from: https://amazoniainvestiga.info/index.php/amazonia/article/view/790