GROWTH AND YIELD CHARACTERS OF SOME COWPEA (VIGNA UNGUICULATA (L.) WALP.) GENOTYPES USING F1 HYBRID IN SANDY SOIL OF NORTH KORDOFAN STATE, SUDAN. UKJNRES [انترنت]. 31 ديسمبر، 2025 [وثق 1 يناير، 2026];6(02):1-8. موجود في: https://journals.kordofan.edu.sd/jr/index.php/ukjnres/article/view/15