LYU C, TANG D, ZHANG K, WANG J. Influence of ridges for planting sweet potato on symbiotic ecological factors, photosynthetic abilities and population yield in relay intercropping system. Not Bot Horti Agrobo [Internet]. 2020 Jun. 30 [cited 2023 Mar. 28];48(2):849-61. Available from: https://notulaebotanicae.ro/index.php/nbha/article/view/11837