冬季棚室蔬菜这样施肥.pdf

1: 1: ja 3gb b g b ab Kb g , P vb bR cog ,y o 0 vx#c , , r b _ , ?v ? ,# = b A1 H 7 ,B B 10j12 ,iKg g , # Hr , l - 20?T gb 3 g 1 i g V? Zg ,i “ gbg i , ? %aaKT , ?s j0#g = ,4 vb g 1 a g v p l , vT vb “ -g aaaMgbgTg ,9 Vagbg p , 1 b g 1 a = T;T1 , i v 3 a = gA1 ,94T Ab “ - , _ ; Q 3= i v P ,eL , , |ZLb g = 3 yaa ,Rg ;(T T K p , p , VKg ; p v , VcgTgb v , V a cgbgb V ls , V ?Y ,T“ 3/ Yb1g1 a W , d? b R = “=aVgv P ,V X ir “l5 ,V P v= g O “alaWV ,! 3 s , ,F N 2 , 3 v 4Db= V V : ,Y , V ?|?/ b 1 i v g HS g , ir cH “ = ,4 v b