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一、移栽生根。选用吲哚乙酸和萘乙酸类的化合物均可,浓度在1000PPM～2000PPM,主要对甘蓝、大白菜等移栽蘸根和番茄、雍菜等蔬菜扦插浸条、蘸根的快速蘸用,浸条一般15分钟。二、促长增产。选用赤霉素。因作物不同而浓度有别,菠菜在4叶～6叶时用20PPM 喷洒全株促叶肥大;芹菜在收获前15天～20天用50PPM～100PPM 喷茎叶2次,每次相隔10天,促茎嫩纤维质少;豆类蔬菜在结荚时用10PPM～20PPM 喷洒全株促多结荚;瓜类在瓜长到11厘米左右用20PPM-60PPM 溶液喷幼瓜,促瓜体加速膨大。三、保花保果。选用2,4-D 防落素。主要是早春在栽培的大棚中应用广泛。浓度为;番茄15PPM～25PPM,西葫芦、茄子、辣椒为
First, transplanting rooting. Indole acetic acid and naphthalene acetic acid compounds can be selected at a concentration of 1000PPM ~ 2000PPM, mainly on the cabbage and cabbage and other transplanting dip and tomato, Yongcao and other vegetable cuttings dip, dipping dip fast dip, dipping Usually 15 minutes. Second, to promote growth. Gibberellin selection. Due to the different crops and different concentrations of spinach leaves in the 4 to 6 leaves with 20PPM spraying the whole plant to promote leaf hypertrophy; celery 15 to 20 days before harvest with 50PPM ~ 100PPM spray stem leaves 2 times, each time separated by 10 days, Promote the tenderness of stems and less fiber; beans and vegetables in the pod with 10PPM ~ 20PPM whole plant to promote multi-node pod; melons grow about 11 cm in melon with 20PPM-60PPM solution spurting melons, prompting the body to accelerate swollen. Third, Paul Paul fruit. Select 2,4-D anti-dropin. Mainly early spring in the cultivation of greenhouse widely used. Concentration; tomato 15PPM ~ 25PPM, zucchini, eggplant, pepper