Control method for diseases and insect pests of apple trees
A technology of diseases and insect pests and apple trees, which is applied in the field of prevention and control of apple tree diseases and insect pests, can solve the problems of pesticide residues, affecting the health of eaters, soil pollution, etc., and achieves the effects of low cost, remarkable control effect and rapid absorption of nutrients
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Embodiment 1
[0050] The present embodiment provides a kind of control method of apple tree disease and insect pest, described method comprises the steps:
[0051] (1) winter management;
[0052] (1.1) Ignite and burn the residual branches and leaves to kill most of the overwintering diseases and insect pests on the ground;
[0053] (1.2) Spray lime sulfur;
[0054] In the lime sulfur mixture, the mass ratio of quicklime, sulfur and water is 1:3:15.
[0055] The consumption of described lime sulfur mixture is 1.5kg / mu.
[0056] (2) Spring management:
[0057] (2.1) cover soil and spray with plant ash, the consumption of described plant ash is 1000kg / mu;
[0058] (2.2) Before the fruit tree germinates, the plant ash leachate that adopts the mass percent concentration to be 5% is sprayed to the fruit tree and has a bath;
[0059] The consumption of described plant ash leachate is 150kg / mu.
[0060] (3) Summer management:
[0061] (3.1) Plant grass in the free area between fruit trees to...
Embodiment 2
[0078] The present embodiment provides a kind of control method of apple tree disease and insect pest, described method comprises the steps:
[0079] (1) winter management;
[0080] (1.1) Ignite and burn the residual branches and leaves to kill most of the overwintering diseases and insect pests on the ground;
[0081] (1.2) Spray lime sulfur;
[0082] In the lime sulfur mixture, the mass ratio of quicklime, sulfur and water is 1:3:15.
[0083] The consumption of described lime sulfur mixture is 1kg / mu.
[0084] (2) Spring management:
[0085] (2.1) cover soil and spray with plant ash, the consumption of described plant ash is 800kg / mu;
[0086] (2.2) before the fruit tree germinates, the plant ash leachate that adopts mass percent concentration to be 2% is sprayed and sprayed to the fruit tree to take a bath;
[0087] The consumption of described plant ash leachate is 100kg / mu.
[0088] (3) Summer management:
[0089] (3.1) Plant grass in the free area between fruit t...
Embodiment 3
[0097] The present embodiment provides a kind of control method of apple tree disease and insect pest, described method comprises the steps:
[0098] (1) winter management;
[0099] (1.1) Ignite and burn the residual branches and leaves to kill most of the overwintering diseases and insect pests on the ground;
[0100] (1.2) Spray lime sulfur;
[0101] In the lime sulfur mixture, the mass ratio of quicklime, sulfur and water is 1:3:15.
[0102] The consumption of described lime sulfur mixture is 2kg / mu.
[0103] (2) Spring management:
[0104] (2.1) cover soil and spray with plant ash, the consumption of described plant ash is 1200kg / mu;
[0105] (2.2) Before the fruit tree germinates, the plant ash leach solution that adopts the mass percent concentration to be 8% is sprayed to the fruit tree and has a bath;
[0106] The consumption of described plant ash leachate is 200kg / mu.
[0107] (3) Summer management:
[0108] (3.1) Plant grass in the free area between fruit tr...
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