Pest Control

Order of the National Green Tribunal regarding the deplorable condition of a water tank, Golconda Fort, Hyderabad, Telangana, 05/06/2025

Order of the National Green Tribunal in the matter of In Re: News Item Titled "Neglected Katora Houz in Hyderabad’s Golconda Fort Cries for attention appearing in ‘The Siasat Daily’ dated 25 May 2025". The application was registered suo-motu based on the news item titled “Neglected Katora Houz in Hyderabad’s …

Evergreen options

The National Academy of Agricultural Sciences (NAAS) organised the Third Agricultural Science Congress in collaboration with the Punjab Agricultural University in Ludhiana, Punjab, on March 12. The three-day-long seminar which concluded on March 15, discussed the changing aspects of agriculture over the past 50 years and emphasised the need to …

Solar foil

WEEDS and soil-borne pathogens pose a major threat to crops. Soil solarisation offers a cost-effective and non-chemical method of checking their growth. It is achieved by covering (mulching, tarping) the soil with transparent polyethylene during the hot season, thereby heating it and killing the pests. Soil solarisation is a recently …

Neem measures

THE Bureau of Indian Standards (BIS) has formulated quality specifications for neem-based pesticides as no specific quality control standards had hitherto been fixed. The growing demand for the ecofriendly pest control agents worldwide prompted them to come up with the two new standards - is 14299:95 and is 14300:95. These …

Too little, too late

"IT IS A sad reflection on our society that we shall probably have to wait for another series of massive locust plagues before politicians and financiers will take a serious long-term look at the problem," wrote Professor Chapman, a renowned expert on locust control in the 1970s. The truth of …

Chaotic reports

Swarms of locusts that descended over Rajasthan about two months ago seem to have played havoc not only with standing crops but with the flow of information as well: there is hardly any assertion about controlling locusts and the extent of damage caused by them that is not contradicted. The …

Operation Desert Swarm

THE WORST fears of the people living in the Thar Desert are coming true: Hoppers -- new-born locusts -- that could not be eliminated by pesticides, have formed mature swarms in the westernmost parts of Jaisalmer district. The locusts have now taken wing in search of green food, and havoc …

International attention

With the desert locust infesting an area of 30 million sq km in 66 countries and constantly migrating over political boundaries, multilateral contact between countries for locust control is unparalleled. The UN's Food and Agriculture Organisation is at the hub of efforts to combat the locust -- probably the only …

Protective wasps

RESEARCHERS in Kenya say a natural means of eradicating the stemborer pest -- the main enemy of maize -- is a 3-mm-long wasp, native to Pakistan. Scientists at the International Centre for Insect Physiology and Ecology are reassuring environmentalists who fear that though the wasp may be an economical and …

African invasion

African locusts, which have been infesting parts of Gujarat and Rajasthan since mid-July, are keeping pest control experts on their toes. The agriculture ministry has pressed into action two helicopters and a Vayudoot aircraft, armed with sprayers and insecticides, to fight the locusts that rode a cyclonic storm from Oman …

Pest resistant maize

THE DAYS of the European corn borer, a notorious maize pest found in North America and Europe, seem numbered now that researchers have been able to inject into susceptible crops a gene fatal to the insect (BiolTechnology, Vol 11, No 2). But the gene, which has been taken from a …

Hairy potato

A NEW variety of potato has its own armour against pests and does not need a helping hand from insecticides. Its armour of hair traps and kills insects trying to feed on it (Ceres, Vol 25, No 2). The hairy potato marks the first success for plant breeders trying to …

Worms in US apples

"EMPTY boxes, empty promises", read a sign put up by the Washington Apple Commission, to protest against Japan's "unfair" ban on American apples, at a recent food exhibition in Osaka. The organisation that represents growers producing 60 per cent of the US apple crop said Japan has been rejecting import …

The land can teach how. to use it best

UNDER the unrelenting pressure of population growth, millions of landholdings in Asia and other parts of the developing world are small - and getting smaller. India alone has at least 33 million holdings of less than half a hectare. These plots may be small but they are far from insignificant. …

Beetle`s taste for sunflowers alarms experts

"How here he sipped, how there he plundered smug And sucked all o'er like an industrious bug." That's how Alexander Pope, the 18th century English satirist, referred to the exploitative tendency of some humans in his poem, The Dunciad. But his lines could well describe the nightmarish feelings of Indian …

Scieniists perfecting protein rich potato

SCIENTISTS have enhanced the nutritional value of the potato by inserting a synthetic gene into the plant and are now considering how to use genetic engineering to provide the plant with resistance to pests and disease. The International Potato Centre (CIP) in Peru collaborated with Louisiana State University to produce …

Fighting parasites with parasites

THE UZI fly, a dreaded parasite of the valuable silkworm, may soon have to look for other ways to survive because a hyperparasite has been discovered that breeds in its cocoon. Scientists at the Indian Institute of Chemical Technology (IICT) in Hyderabad have identified a wasp-like insect (Trichopria khandalus) that …

Genetic resistance

Thanks to the foresight of an American plant collector 20 years ago, several bean varieties are today resistant to a pest scientists had given up trying to control. During a trip to southern Mexico, H S Gentry recognised a wild vine considered a useless weed was, in fact, a wild …

Natural foes as allies

Scientists have successfully used tiny wasps and an invisible fungus disease to battle pests destroying cassava crops in Africa and South America. Cassava, a starchy root crop native to Latin America, was taken across the Atlantic by Portuguese traders four centuries ago and is now a major food for more …

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