Tài nguyên được gắn thẻ với: Pest Control
161 đề mục được tìm thấy (Hiển thị 141 - 150) Trước | Tiếp theo
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19-02-1998 Kerosene Emulsifiable Concentrate is an insecticide (at times it acts as a fungicide) which has a very wide spectrum as far as dealing with various insects is concerned.
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19-07-1999 The diamondback caterpillar,Plutella xylostella, (larva of amoth) is a very serious pest of cabbage and other crops. When highly fertilized collard greens (B. oleracea, Acephala Group), a related vegetable, are planted completely around a field, moths lay their eggs on the collards rather than on...
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19-12-1999 In a study done by the University of Georgia, scientists showed that plants send out very specific signals for parasitic wasps to come to their aid when under attack by herbivores.
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19-10-1996 Grasshoppers and locusts cause extensive damage to a wide variety of crops and can be persistent in gardens year after year. Several ideas for their control are presented.
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20-04-2002 Plant-parasitic nematodes are a problem for farmers throughout the tropics and subtropics. Most species of nematodes are not actually plant or animal parasites, but the ones that are parasitic make up a small but important minority.
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20-07-2003 An article in the March 1998 issue of The IPM Practitioner featured the use of borates to protect wood against termites, wood-boring beetles, carpenter ants and decay fungi.
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20-01-2007 Used motor oil is used to "paint" poles for a fence or poles for houses (mud hut construction) or to "paint" the roofing timbers.
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20-01-2005 Report on experience using Tithonia diversifolia as a termite repellent for protecting fruit trees in Central African Republic.
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20-07-2003 In addition to controlling termites, boric acid can be used to control cockroaches and ants.
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Customers worldwide are increasingly demanding agricultural produce free of pesticide residues and demand for biological pest control methods, including the sterile insect technique (SIT), is rapidly increasing. The environment-friendly SIT pest control method involves the mass rearing of the...