A study on the determination of harvest time of avocado, durian, orange cultivars grown in the Central Highlands(10/06/2019)

PhD. Hoang Manh Cuong and MSc. Lam Minh Van. Division of Forestry and Fruit trees      The study was aimed to determinate the harvest time of various cultivars of avocado, durian, and oranges cultivated in different locations in the Central Highlands. According a data collected from 750 growers by Participatory Rural Appraisal (PRA) method showed that the above mentioned fruit crops could be divided into different groups based on…

Use of total mixed ration – TMR to feed dairy cows in Lam Dong province(25/04/2019)

 Ph.D. Truong La Division of Research Management and international Cooperation       Using 18 dairy cows (Holstein Friesian) with weight of 540 – 560 kg/head are exploiting milk divided into 6 plots, each lot is 03 heads. Cows were fed 3 different rations about starch food (maize meal, rice bran, cassava meal) but had the same energy (2,630 Kcal) and crude protein (16.0%). For each ration, there were 01…

Efficacy of wood vinegar in controlling nematodes (meloidogyne incognita and pratylenchus coffeae) in the laboratory condition(21/03/2019)

Nguyen Xuan Hoa and Nguyen Hong Phong   Wood vinegar (Pyroligneous Acid) is mainly composed by acetic acid, acetone, methanol and more 200 organic compounds. There are a lot of studies on the use of wood vinegar in agriculture such as soil improvement, growth stimulation, plant protection, weeds control, etc. Evaluation on efficacy of wood vinegar in controlling nematodes (Meloidogyne incognita và Pratylenchus coffeae) damaging coffee trees was conducted in…

Potenial of Bio-wood vinegar in control of root-knot Nematodes causing slow decline disease on black pepper(10/01/2019)

Nguyen Xuan Hoa and Nguyen Thi Thien Trang Many of the applications of bio-wood vinegar in safe agriculture are known such as soil amendation, growth stimulation, plant protection, weed control, and so on in the world. Evaluation of efficacy in control of slow decline disease by bio-wood vinegar was conducted in a trial with 4 treatments at different concentrations of bio-wood vinegar from 1 to 3% and a control treatment…