The nematode Meloidogyne enterolobii (Yang & Eisenback) is one of the main pathogens associated with guava tree (Psidium guajava L.) in northeastern Brazil. Considering frequency which weeds are found fruit production areas and their potential as phytonematode hosts, aim this study was to investigate reaction parasitism M. enterolobii. species evaluated for infection were Acanthospermum his...

BACKGROUND & OBJECTIVE Although the measurement of oxalate in urine and serum by Amaranthus leaf oxalate oxidase immobilized on free arylamine glass beads is highly sensitive and specific, the handling of glass beads is tedious and cumbersome. The present study was undertaken to overcome this problem. METHODS Partially purified Amaranthus spinosus leaf oxalate oxidase was immobilized through ...

This work aimed to evaluate the influence of root exudates from cover crops: Raphanus sativus, Avena strigosa and Vicia villosa on germination development Zea mays, Amaranthus spinosus Ipomoea grandifolia. The tests performed were gas chromatography with mass spectrometry, rate, vigor, protrusion dry matter. Aliphatic amino acids (Alanine, Glycine, Isoleucine, Leucine, Proline, Serine, Threonin...

According to the Environmental Protection Agency’s most recent market estimates, global pesticide usage approximates 5.2 billion pounds with herbicides ranking as the most widely used type of pesticide [1]. This indicates a significant need for innovation as chemical herbicides contaminate the soil, air, and water systems that support human, animal, and plant life, generating numerable conseque...

Noteworthy records of 11 alien plant species in Kyiv City and Region made mainly 2020 are discussed. In particular, new localities the following taxa reported: Amaranthus spinosus, Artemisia tournefortiana, Chenopodium ucrainicum, Celastrus orbiculatus, Datura innoxia, Dysphania ambrosioides, Erechtites hieraciifolius, Mesembryanthemum ×vascosilvae (M. cordifolium × M. haeckelianum; recently de...