Results 21 to 30 of about 5,707 (248)

Special plant species determines diet breadth of phytophagous insects: a study on host plant expansion of the host-specialized Aphis gossypii Glover. [PDF]

open access: yesPLoS ONE, 2013
Host specialization is a ubiquitous character of phytophagous insects. The polyphagous population is usually composed of some subpopulations that can use only a few closely related plants.
Wei Wu   +4 more
doaj   +1 more source

New technologies of cultivation of watermelon as a key to development of the melon industry

open access: yesОвощи России, 2021
Relevance. The appearance on the market of water-soluble fertilizers, growth regulators, biological products requires a detailed study of these drugs to determine their effectiveness in increasing yields and optimizing costs.
T. G. Koleboshina   +2 more
doaj   +1 more source

Cucurbit[10]uril [PDF]

open access: yesJournal of the American Chemical Society, 2005
Melamine diamine 1 is able to displace CB[5] from the CB[10].CB[5] complex resulting in CB[10].12 and precipitated CB[5].1. We were able to isolate free CB[10] by treatment of CB[10].1 with acetic anhydride followed by washing with MeOH, DMSO, and water.
Simin, Liu   +2 more
openaire   +2 more sources

The study of selection significant traits of intervarietal hybrids of large-fruited pumpkin Cucurbita maxima and nutmeg pumpkin Cucurbita moschata

open access: yesОвощи России, 2022
Relevance. Breeding for resistance to diseases is one of the current trends in melon growing. The work of the Bykovskaya melon selection experimental station includes breeding pumpkin varieties that are not inferior to zoned varieties in terms of ...
E. S. Maslennikova, E. A. Varivoda
doaj   +1 more source

The anti-diabetic potential of polysaccharides extracted from members of the cucurbit family: A review [PDF]

open access: yes, 2014
Diabetes is a growing global problem and a heavy financial burden on health care services. It is estimated that over 380 million people suffer from this condition which causes many deaths each year in addition to being associated with increased risk of ...
Gordon A. Morris   +4 more
core   +1 more source

Reasoned opinion on the modification of the existing MRLs for isopyrazam in various crops [PDF]

open access: yesEFSA Journal, 2015
In accordance with Article 6 of Regulation (EC) No 396/2005, France, hereafter referred to as the evaluating Member State (EMS), received an application from Syngenta France SAS to modify the existing MRLs for the active substance isopyrazam in tomatoes,
European Food Safety Authority
doaj   +1 more source

Study of varieties and promising varieties of table watermelon in the conditions of the Volgograd Volga region

open access: yesОвощи России, 2022
Relevance. Selection and analysis of the source material for crossing varieties with an individual ability to transmit economically valuable traits to offspring is an important breeding task.
I. N. Bocherova, N. B. Ryabchikova
doaj   +1 more source

Allosteric Regulation of Photophysics and Binding in Oxazine‐macrocycle Complexes at Single‐molecule Resolution

open access: yesAngewandte Chemie, EarlyView.
This work explores the interactions between the oxazine dye ATTO655 and two macrocyclic hosts using optical (single‑molecule) spectroscopy. Although ATTO655 forms a classical inclusion complex with cucurbit[8]uril (CB8), its interaction with p‑sulfonatocalix[4]arene (sCX4) leads to the formation of dim exclusion complexes.
Siyu Lu   +7 more
wiley   +2 more sources

Selection of competitive of pumpkin varieties for the Lower Volga region

open access: yesОвощи России, 2019
Relevance One of the priority directions of selection is the creation of varieties that are most adapted to local conditions with high productivity. Methods The object of study – varieties and hybrids of pumpkin of three Botanical species: Cucurbita ...
Tamara M. Nikulina, Dina P. Kurunina
doaj   +1 more source

Physio-Anatomical Study of Polyploid Watermelon Grafted by Different Methods

open access: yesAgronomy, 2021
Watermelon is one of the most desirable vegetable crops in the world. Recently, grafting is common in watermelons worldwide, but not all grafting methods are compatible with polyploids. In this study, diploid, triploid, and tetraploid from one watermelon
Mohamed Omar Kaseb   +11 more
doaj   +1 more source

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