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How Many Times a Year Should Apple Trees Be Sprayed? A Detailed Guide to Pesticide Selection and Spraying Timing
Every kind of fruit tree is different, and even large trees and small trees differ. The pests and diseases to be controlled also vary from region to region. The main common fungal diseases of apple trees are: leaf spot disease...
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What Types of Pesticide Insecticides Are There? A Detailed Guide to Selection Precautions
1.1 Classification by composition and source: Inorganic insecticides, such as lead arsenate, calcium arsenate, arsenites, sodium fluoride, sodium fluorosilicate, sulfur, zinc phosphide, etc. Organic insecticides. Natural organic insecticides can be divided into botanical insecticides (such as derris, pyrethrum, tobacco, pine resin, santonin, toosendanin, etc.) and mineral-derived insecticides...
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How to Cleverly Use Non-Selective Herbicides in Summer Sesame Fields
When watermelons are cultivated in greenhouses, small arched sheds and with plastic film mulch, the temperature and humidity conditions inside the protected area are suitable for weed growth, and manual weeding is inconvenient, resulting in vigorous weed growth and severe damage. Few herbicide products are registered for use in watermelon fields in China, and many farmers misuse herbicides in watermelon fields, leading to poor weed control results...
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How to scientifically select herbicides for spice crops
Precautions for herbicide use During the use of herbicides in vegetable plastic-film mulching cultivation, in order to achieve safety, economy and effectiveness, the following points should also be noted in operation: 1. During herbicide application, the amount of water used to dilute each 667 sq m dose must not be less than 40-50 kg at minimum; only by ensuring wet...
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Which herbicides can be used in a jujube orchard? Variety selection and key points for use
Which herbicides can be used in a jujube orchard? What should be noted when spraying herbicides? Weed control in a jujube orchard is an important part of management work. Weeds are intermediate hosts of pests and diseases, and they also compete with jujube trees for fertilizer and water, affecting the growth of jujube trees. The herbicides commonly used in production at present mainly include the following: (1) Diuron: it is a 25% wettable powder, is a...
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How to Use the Non-Selective Herbicide Paraquat
How is the non-selective herbicide paraquat used? What is the dosage? We ask netizens to help explain. Paraquat is a contact non-selective herbicide that can be used for weed control in orchards, mulberry fields, lawns and ditches. Zhongdi Network has compiled the usage methods, listed below for netizens' reference. Paraquat in orchards...
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