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采摘黄铃 减少烂铃损失…。………………··8(?) 回7 网 太湖地.区水稻土含硅量及施用征肥.的效%一8门1)粮棉产区提高农业经济效益的途径 不缺钾土壤水稻根外施钾的增产效果—……·8(门 ) — —耕地立体化经营“…·,·。,…………;··,·1(1)甘蓝型油莱施用硼肥的几个问题…
Picking yellow bell reduce the loss of rotten bell .... (8) (1) 8) 1) The effective ways to increase agricultural economic benefits in grain-cotton producing areas are not deficient in potassium Soil potassium root application of potassium yield increasing effect - ...... · 8 (door) - - three-dimensional operation of cultivated land ”... ..., ..., ............; ··, 1 (1) Brassica oleracea boron Few of the problems ...