Effects of Erga
Hydroponic welsh onion culture
Not sprayed Sprayed
Sprayed Not Sprayed
Welsh onion (Greenhouse)
Sprayed Not Sprayed
Flowering trees
Welsh onion
Sprayed Not Sprayed
Strawberry (Sagahonoka)
Strawberry (Sagahonoka)
Grape (Greenhouse)
Tomato (Greenhouse)
Melon (Higo green)
Welsh onion (Greenhouse)
Gralic chives (Greenhouse)
Rice (Hinohikari)
Not sprayed Sprayed Not sprayed Sprayed
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Taro
Parsley
Sprayed (include soil) Not Sprayed
Eggplant
Nashi pear
Not sprayed Sprayed
Flower 
4th March 2010 16th April 2010