Acute Toxicity and Antioxidant and Antibacterial Activities of Willd. ex Kunth, Cyperaceae Family.

Willd. ex Kunth. (KP) is a wild herb commonly distributed in the Mekong Delta, Vietnam.

Isolation and purification of potential weed inhibitors from L.

The diversity in structure and herbicidal properties detected in natural phytotoxic compounds could bring about advantages for development bio-herbicides. The present study was carried out search for potential weed inhibitors from the parts of L. The ethyl acetate (EtOAc) extract of leaf of showed inhibitory activity during the time that (barnyardgrass) germinates and grows, which is greater than that of other extracts.

The insecticidal capacity of ethanol extract from (L.) Lippold against fruit fly.

(L.) Lippold () has been extensively used for its antifungal and antibacterial properties. However, its role in anti-insect is still under investigation.

Identification of Pathogens Causing Anthracnose on King Oranges ( var. Typica Hassk).

<b>Background and Objective:</b> Anthracnose is one of the main causes seriously affecting the fruit yield and quality of king oranges. This study aimed to identify the fungal pathogen <i>Colletotrichum gloeosporioides</i> causing anthracnose on king oranges in Vinh Long. <b>Materials and Methods:</b> Fruits with diseases were collected from the king orange garden located in Vinh Long in September, 2020.