@article{paperid:1092912, author = {SayyadAmin, Pegah and Davarynejad, Gholam Hossein and Abedi, Bhram}, title = {The Effects of Self-incompatibility Control Substances On Yield and Fruit Growth Traits of Pear Pyrus communis L. Cultivar ‘Williams’}, journal = {Erwerbs-Obstbau}, year = {2021}, volume = {63}, number = {2}, month = {June}, issn = {0014-0309}, pages = {117--123}, numpages = {6}, keywords = {Keywords Cotton coverage · Pollination · Spm · Spd · Put}, }