Results 41 to 50 of about 85,923 (261)

Influencia de las malezas sobre el cultivo de frijol en función de espaciamiento y de la densidad de plantas Weeds influence in common bean as a function of spacing and plant density

open access: yesPlanta Daninha, 2011
La hipótesis de investigación es que con la reducción de la densidad de siembra y del espaciamiento entre líneas, el período anterior a la interferencia de las malezas será reducido en el cultivo de frijol.
M.C Parreira   +2 more
doaj   +1 more source

Effects of Inorganic and Foliar Fertilizers on Antioxidant Capacity and Flower Yield of Saffron (Crocus sativus L.)

open access: yesActa Agrobotanica, 2022
Saffron (Crocus sativus L., Iridaceae) is a highly valued species in the food, medicinal, and nutraceutical industries as a coloring, flavoring, and therapeutic agent.
Youssef Antoine Abou Obaid   +7 more
doaj   +1 more source

Spatial mechanisms promoting plant coexistence. the role of dispersal and competition [PDF]

open access: yes, 2009
One of the great challenges in ecology is to explain how large numbers of plant species are able to coexist in natural communities. The role of spatial structure for maintaining plant coexistence has so far mainly been explored by theory.
Vogt, Deborah Ruth
core   +1 more source

INFLUENCE OF TREATMENT ON MAIZE SEED QUALITY [PDF]

open access: yesPoljoprivreda, 2012
Due to the increasing occurrence of major pests ON corn, hybrid seed is necessary to be protected against pests and seed corn should be treated with appropriately insecticides.
Ivica Beraković
doaj  

Agronomic characteristics of soybean under conventional and cross seeding=Características agronômicas da soja em semeadura convencional e cruzada

open access: yesAgro@mbiente On-line, 2016
Changes related to plant population can have a positive or negative influence on productivity. The aim here therefore, was to evaluate the agronomic characteristics related to the production of soybeans in a system of conventional and cross seeding ...
Antônio Tassio Santana Ormond   +5 more
doaj   +1 more source

Hybrid Energy Storage Black Start Control Strategy Based on Super Capacitor

open access: yesEnergies
Addressing the issue of efficient, economical, and reliable operation of a single lead-acid battery (LAB) black start system in complex scenarios, a hybrid energy storage system (HESS) black start scheme based on super capacitors (SCs) is proposed.
Dengfeng Yao   +6 more
doaj   +1 more source

Radiation balance components of maize hybrids grown at various plant densities.

open access: yes, 2005
Components of the energy and heat balances were examined in two maize hybrids grown at three different plant densities (40, 70 and 100 thousand plants per hectare).
Lőke, Zsuzsanna   +3 more
core   +1 more source

Elevated precipitation alters the community structure of spring ephemerals by changing dominant species density in Central Asia

open access: yesEcology and Evolution, 2020
Global climate change is one of the most pressing conservation challenges; in particular, changes in precipitation regimes have already substantially influenced terrestrial ecosystems.
Yangyang Jia   +6 more
doaj   +1 more source

From by-Product to Unconventional Vegetable: Preliminary Evaluation of Fresh Fava Hulls Highlights Richness in L-Dopa and Low Content of Anti-Nutritional Factor

open access: yesFoods, 2020
Faba bean hulls are a by-product, generated from the processing of beans and usually disposed of as waste, utilized in some recipes of Italian traditional cuisine.
Massimiliano Renna   +4 more
doaj   +1 more source

Effect of Biodiversity Changes in Disease Risk: Exploring Disease Emergence in a Plant-Virus System

open access: yes, 2012
The effect of biodiversity on the ability of parasites to infect their host and cause disease (i.e. disease risk) is a major question in pathology, which is central to understand the emergence of infectious diseases, and to develop strategies for their ...
Daniel Piñero (154115)   +33 more
core   +1 more source

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