TY - BOOK AU - Imai,Hideo ED - Asian and Pacific Council.Food and Fertilizer Technolgy Center TI - NH4-N toxicity and calcium deficiency in tipburn and internal rot in chinese cabbage T2 - Technical bulletin no. 105 PY - 1987/// CY - Taipei city,China PB - Food & Fertilizer Technology Center KW - Cabbage KW - Chinese cabbage ER -