TR9

TR9

Very high yield and cup qual­i­ty, large bean size.

Yield Potential
5000-6000 kg/ha
Country of release
Vietnam
Contents of mucilage in the cherry
Average
Bean Size
Large (screen size >17)
Coffee leaf rust
Tolerant
Susceptible
Resistant
Coffee Berry Disease
Unknown
Susceptible
Resistant
Nematode
Unknown
Susceptible
Resistant
Coffee Berry Borer
Unknown
Susceptible
Resistant
Shoot hole borer (Xylosandus compactus)
Unknown
Susceptible
Resistant

Agronomics

Stature
Dwarf/Compact
Year of first production
Year 2
Nutrition requirement
High
Ripening of fruit
Late
Cherry to green bean outturn
23%
Planting density
1000-2000 plants/ha (using single-stem pruning)
Leaf tip color
Dark Bronze
Additional agronomic information
Resistant to coffee leaf rust and high cup quality. The optimal altitude for production is around 500–800 meters above sea level. Must be planted together with other clones to enable fruit set.

Background

Type
Clone
Genetic Description
Congo group
Lineage
Selection of mother tree from open-pollinated population in cultivation, vegetative multiplication by grafting
Breeder
Western Highlands Agroforestry Science Institute (WASI)
History
The mother tree of this variety originated from a farm in Daklak Province in the Central Highlands of Vietnam. The Western Highlands Agroforestry Science Institute (WASI) implemented collection, preliminary comparision, multilocal trials, and application for official variety recognition. The Ministry of Agriculture and Rural Development (MARD) approved it as an official national variety in 2011.

Additional Images

Explore

Related Varieties

Xanh Lun

Xanh lun

TS5

Compact, very high yield. High-quality, relative drought tolerance, late to ripen.

TR4

TR4

High yield and wide adaptation to different environments.

TR11

TR11

Very high yield and quality. Strong growth.

World Coffee Research

World Coffee Research is a 501 (c)(5) non-profit, collaborative research and development program of the global coffee industry to grow, protect, and enhance supplies of quality coffee while improving the livelihoods of the families who produce it.

Are you a coffee farmer?

We've created a printable version of our coffee variety catalog specifically for farmers. Available in English and Spanish.