Weeds

Report on Jagannath Sagar Lake, Jeypore, Odisha, 14/09/2020

Report by the District Magistrate, Koraput, Odisha in Original Application No - 148/19 filed by Basanta Patra Vs State of Odisha & Others. The matter related to preservation of Jagannath Sagar, Jeypore, Odisha. The report stated that for de-weeding of Jagannath Sagar, the district administration has agreed to hire the …

Lagging adaptation to warming climate in Arabidopsis thaliana

If adaptive evolution cannot keep up with rapid climate change, populations and even species may decline or go extinct. Such adaptational lag is predicted, but evidence is scarce. We tested for lagging adaptation to warming climate in banked seeds of the annual weed Arabidopsis thaliana in common garden experiments in …

Palike finds way to check growth of weeds in City lakes

The Bruhat Bangalore Mahanagara Palike (BBMP) says it has found a way to control the growth of aquatic weeds, the wild plants which pose a big challenge to revival of the City's vanishing lakes. The Bruhat Bangalore Mahanagara Palike (BBMP) says it has found a way to control the growth …

20,000 water bodies have died due to govt apathy: Minister

CM blames engineers for poor quality of buildings Minister for Rural Development and Panchayat Raj H K Patil on Thursday said a study has revealed that at least 12,000 water bodies under his department and 8,000 lakes under the Minor Irrigation department have virtually died. The minister was speaking at …

Weed posing threat to Pili River near Mankapur

NAGPUR: In 1993, Pili river near Mankapur had been flooded, claiming lives of nine people. Besides, many residential localities including Mankapur, Zingabai Takli and Jafar Nagar were inundated. This may happen this year too if the Nagpur Municipal Corporation (NMC) fails to act swiftly. The Pili river, which is already …

Impact of plant weeds on grass availability in gaur foraging areas of Mudumalai Tiger Reserve, southern India

Invasive species are regarded as one of the largest threats to biodiversity but little is known about the invasion of exotic plants into the tropical forest. The per cent grass availability in gaur (Bos gaurus H. Smith, 1827) foraging areas in three different habitats namely dry deciduous forest, moist deciduous …

Increasing cropping system diversity balances productivity, profitability and environmental health

Balancing productivity, profitability, and environmental health is a key challenge for agricultural sustainability. Most crop production systems in the United States are characterized by low species and management diversity, high use of fossil energy and agrichemicals, and large negative impacts on the environment. We hypothesized that cropping system diversification would …

Diversity of plankton attached to macrophytes from weed infested lake. A case study

The present paper deals with relation between zooplankton and physico-chemical parameters.

Heat wave causes excessive weed formation in Dal Lake

Srinagar: Above normal temperatures for the past one month in Kashmir has posed a fresh challenge for the authorities looking after the conservation of Dal Lake, the city’s major tourist destination. With the Valley getting no respite from the heat wave, the weeds have been growing in the lake at …

Role of integrated weed management strategies in sustaining conservation agriculture systems

Conservation agriculture (CA) is an agricultural management practice in which there is minimum soil disturbance, retention of residue for soil cover and rotation of major crops. In contrast, soil in traditional agriculture is intensively tilled to prepare a fine and well-pulverized seedbed. Soil tillage or land preparation is the most …

Super Weeds No Easy Fix For US Agriculture-Experts

A fast-spreading plague of "super weeds" taking over U.S. farmland will not be stopped easily, and farmers and government officials need to change existing practices if food production is to be protected, industry experts said on Thursday. "This is a complex problem," said weed scientist David Shaw in remarks to …

Impact of climate change on weeds in the rice-wheat cropping system

Rice and wheat, being the staple food, play a crucial role in the food security of India. Increase in temperature, atmospheric greenhouse gases, and soil degradation and competition for land and water resources will have multiple impacts on the rice–wheat cropping system of northwest India.

Weed management through salt application: An indigenous method from shifting cultivation areas, Eastern Himalaya, India

An experiment has been undertaken to evaluate the efficacy of traditional practices to use common salt for weed management in jhum paddy in mid hills conditions in Eastern Himalayas with the objective to study the effect of salt application on morphological characters, yield attributes, yield and economics of paddy under …

Climate effects and feedback structure determining weed population dynamics in a long-term experiment

Pest control is one of the areas in which population dynamic theory has been successfully applied to solve practical problems. However, the links between population dynamic theory and model construction have been less emphasized in the management and control of weed populations. Most management models of weed population dynamics have …

Can Arbuscular Mycorrhizal fungi reduce the growth of agricultural weeds?

Arbuscular mycorrhizal fungi (AMF) are known for their beneficial effects on plants. However, there is increasing evidence that some ruderal plants, including several agricultural weeds, respond negatively to AMF colonization. Here, we investigated the effect of AMF on the growth of individual weed species and on weed-crop interactions. Original Source

Fish farm venture meets watery grave

BHUBANESWAR: The left hand of Orissa Government does not know what the right hand is doing. While Chief Minister Naveen Patnaik pitches in for employment generation through private entrepreneurship in the fisheries sector, the Fisheries and Animal Resources Development department kills the very potential by hounding them out. The Kaushalyaganga …

Yamuna to replicate Punjab’s art-from-weed project

When the state forest department embarked on a project to make water hyacinth an economic resource, it did not know that with this weed, it was not only sowing seeds of women empowerment and clean ecology but also setting a milestone. Seeing the successful run of Punjab’s project of converting …

Plant non-grata

Most of us detest weeds. They have a tendency to pop up at the wrong place at the wrong time. They have extraordinary genetic pluck that enables them to take astonishing levels of abuse and rough treatment—the harder the better. Plantain likes to be trodden underfoot. Danish scurvy-grass thrives on …

Ethno medicinal uses of obnoxious weeds from the tribal folklore of Pachmarhi Biosphere Reserve (Madhya Pradesh)

Pachmarhi biosphere reserve is one of the richest biodiversity regions of Madhya Pradesh. Various weeds are abundant in the croplands as well as in the forests of this region.

Vignettes from Sri Lanka's cloud country

In Sri Lanka, organic farmers draw inspiration from endemic practices such as home gardens or analog forestry, and have also adapted ‘imported’ ideas, such as zero-budget farming from India. To read more click on to the following URL: http://www.downtoearth.org.in/content/vignettes-sri-lankas-cloud-country

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