As lettuce, green vegetables and Guangdong province was to eat the leaves and stems, so the insert should be used as fertilizer urea fertilizer (46 - 0 - 0), or barium sulfate, ammonia rate 30 kg per Rai to accelerate the growth of leaves and stems, the speed or use as fertilizer formula.The fertilizer:formula or nearby at the rate 30 - 50 kg per Rai after the fertilizer every time you water, as it should be as soon as the spoon fertilizer residues, do not break the ground for the weeds and get rid should be made with the first term, separate withdrawalAs lettuce, green vegetables and Guangdong province was to eat the leaves and stems, so the insert should be used as fertilizer urea fertilizer (46 - 0 - 0), or barium sulfate, ammonia rate 30 kg per Rai to accelerate the growth of leaves and stems, the speed or use as fertilizer formula.
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