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Sugar mandarin (Citrus reticulata 'Shatangju') - Control Methods for Stem-Boring Insects and Key Points of Cultivation Techniques
How to control stem borers in sugar mandarins? Please advise on control methods. The stem borers of sugar mandarins are mainly the larvae of longhorn beetles or jewel beetles. The control methods are as follows: 1. Pricking or hooking out the larvae. From August to September, based on the frass of the larvae in the tunnels, determine the larval instar and whether there are insects and their life stages inside the tunnel, then use a thin, sharp wire from the fresh...
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How to grow Dendrobium? Do this for sturdy stems and lush green leaves
As an excellent health tonic, Dendrobium has become familiar to more and more flower lovers in recent years, and many of them want to, or already do, keep a pot at home. After first getting to know it, everyone discovers that growing Dendrobium is different from cultivating flowering plants...
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Summer control methods for the soybean stem miner fly
How to control the stem miner fly when planting soybeans in summer? Please give an introduction. The bean stem miner fly belongs to the order Diptera and the family Agromyzidae, and is a widely distributed boring pest of legumes. The newly hatched larvae enter through the leaf veins and the tender parts of the leaf stalks, then bore into the branches and main stem to feed on the pith and xylem. If control is not timely, in light outbreak years the damage rate of soybean plants...
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How to fertilize stem mustard properly? Detailed planting techniques
How to fertilize stem mustard properly? Is there anything to watch out for? Experienced netizens, please help explain the method. Stem mustard (zha cai, Sichuan pickled mustard tuber) is a very good crop for winter agricultural production, but in production it has been found that once farmers transplant it, if they do not pay attention to later topdressing, it leads to low yields. Generally speaking, producing 1000...
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What pesticide gives good control results against rice stem borers?
What pesticide should be used to control rice stem borers? Please give guidance. The rice striped stem borer, the rice yellow stem borer and the rice pink stem borer are all commonly known as stem borers. After these pests bore into the rice stems and cause damage, the commonly used pesticides such as monosultap, bisultap, triazophos, diazinon, acephate, phenthoate, chlorpyrifos, cartap and abamectin...
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What are the control methods for rice stem borers?
What methods are there to control rice stem borers? Please provide an introduction. The following methods can be used to control rice stem borers: 1. Eliminate overwintering insect sources: Through plowing for planting or shallow rotary tillage to remove stubble, reduce the amount of residual rice stubble, clean up rice straw, and remove wild rice stems and weeds along field edges and ditches, to reduce insect sources, destroy the overwintering sites of stem borers, and lower their overwintering survival rate.
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What are the control methods for the ginger stem borer?
What methods are there to control the ginger stem borer? Please describe the methods. When ginger grows to about 20 cm, the first generation of stem borers begins to cause damage. The newly hatched larvae first damage the tender leaves, and by the 3rd instar they begin to bore into the stems, mostly entering at the 2nd to 3rd nodes, often causing the central leaves to wilt or the whole plant to die. The second generation of stem borers mostly bores into the stems from the middle and upper parts...
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What pesticide is effective for controlling rice stem borers?
What pesticide can be used to control rice stem borers? Please give an introduction. Rice stem borers are commonly known as "zuankin chong" (stem borers), including the Asiatic rice borer (Chilo suppressalis), the yellow stem borer (Scirpophaga incertulas), and the pink stem borer (Sesamia inferens). After these pests bore into rice stems and cause damage, commonly used pesticides such as monosultap, bisultap, triazophos, diazinon, acephate, phenthoate, chlorpyrifos, cartap, and abamectin all give very poor control...
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How to control rice stem borers? Rice pest and disease control methods
How to control rice stem borers? Please explain the control methods in detail. Rice stem borers can be controlled by referring to the following methods: 1. Update rice varieties: Reduce or eliminate a few especially susceptible varieties to reduce the pressure for chemical control and the base population. 2. Flooding to kill pupae: Because newly hatched Chilo suppressalis larvae damage the rice leaf sheath...
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What is a non-systemic fungicide? This article gives you a detailed introduction
What is a non-systemic fungicide? Please explain. The Bordeaux mixture commonly used is a sky-blue viscous suspension prepared from copper sulfate, quicklime and water. It is alkaline and corrosive to metals. It is a non-systemic protective inorganic fungicide, and its active ingredient is basic copper sulfate. After the crop is sprayed, ...
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