Results 11 to 20 of about 78,122 (288)

Response of Cucumbers (Cucumis sativus L.) to Waste Wood Fiber Substrates and Additional Nitrogen Fertilization

open access: yesPlants, 2022
As the consumption of plant products grown under regulated-climate conditions intensifies, its production also intensifies. Peat substrate as a growing medium is widely used due to its desirable physical, chemical, and biological properties.
Rita Čepulienė   +3 more
doaj   +1 more source

Changes in root chemical diversity along an elevation gradient of Changbai Mountain, China

open access: yesFrontiers in Plant Science, 2022
Root chemical traits play a critical role in plant resource use strategies and ecosystem nutrient cycling; however, the chemical diversity of multiple elements of fine root and community chemical assembly belowground are poorly understood.
Shihua Wu   +6 more
doaj   +1 more source

The Impact of Tillage and Crop Residue Incorporation Systems on Agrophysical Soil Properties

open access: yesPlants, 2023
A long-term field experiment has been ongoing since 1999 at the Experimental Station of Vytautas Magnus University’s Agriculture Academy. According to the latest edition of the International Soil Classification System, the soil in the experimental field ...
Vaida Steponavičienė   +3 more
doaj   +1 more source

Farmers' management of rice varietal diversity in the mid-hills of Nepal: implications for on-farm conservation and crop improvement [PDF]

open access: yes, 2009
Season-long monitoring of on-farm rice (Oryza sativa, L.) plots in Nepal explored farmers' decision-making process on the deployment of varieties to agroecosystems, application of production inputs to varieties, agronomic practices and relationship ...
B. R. Sthapit   +22 more
core   +1 more source

The effect of mulches on Elytrigia repens spreading under conditions of organic agriculture

open access: yesJulius-Kühn-Archiv, 2016
Elytrigia repens is the most important and widely spread perennial weed in Lithuania. Infestation with E. repens in organic agriculture is an increasing problem in many parts of Europe. Non-chemical weed management strategies against E.
Jodaugienė, Darija   +3 more
doaj   +1 more source

Spatial patterns of urbanising landscapes in the North Indian Punjab show features predicted by fractal theory

open access: yesScientific Reports, 2022
Understanding and governing human settlement patterns is a major challenge of the urban age. While rural settlements emerge as parts of agricultural landscapes, cities typically evolve in economically strategic locations, and over time form hierarchical ...
Thanh Thi Nguyen   +2 more
doaj   +1 more source

Herbaceous Filter Strips in Agroecosystems: Implications for Ground Beetle (Coleoptera: Carabidae) Conservation and Invertebrate Weed Seed Predation [PDF]

open access: yes, 2018
A 9.3-ha crop field flanked by two filter strips was selected to: 1) assess carabid beetle activity-density and community composition and 2) assess post-dispersal weed seed predation by invertebrates in these habitats.
Landis, Douglas A   +2 more
core   +3 more sources

Crop and Semi-Natural Habitat Configuration Affects Diversity and Abundance of Native Bees (Hymenoptera: Anthophila) in a Large-Field Cotton Agroecosystem

open access: yesInsects, 2021
The cotton agroecosystem is one of the most intensely managed, economically and culturally important fiber crops worldwide, including in the United States of America (U.S.), China, India, Pakistan, and Brazil.
Isaac L. Esquivel   +6 more
doaj   +1 more source

Refined Evaluation of Soil Quality Sustainability in the Main Grain-Producing Areas of Heilongjiang Province

open access: yesAgronomy, 2023
An evaluation of soil quality sustainability can support decision making for the sustainable use of land resources. However, certain current problems associated with these evaluations remain unaddressed, e.g., the evaluation indicators do not fully ...
Yan Zhou   +4 more
doaj   +1 more source

First Occurrence of \u3ci\u3eHippodamia Variegata\u3c/i\u3e (Goeze) (Coleoptera: Coccinellidae) in Ohio [PDF]

open access: yes, 2018
(excerpt) Ladybird beetles, or coccinellids (Coleoptera: Coccinellidae), are significant arthropod predators in a variety of terrestrial ecosystems. Numerous classical biological control projects undertaken over the last 120 years in North America have ...
Bergolc, Melanie L   +6 more
core   +2 more sources

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