Status of potato in dr congo

STATUS OF POTATO VARIETY DEVELOPMENT AND SEED PRODUCTION IN DR CONGO

Introduction ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Climatic conditions 17-19 1100-1500 April October 1700-1800 Orientale 18-19 1000-1600 Nov.-Febr. 1700-2000 Katanga 19-21 1200-1800 Sept.-Oct. March-Apr. 1700-2300 Sud Kivu 14-16 1300-1800 Oct.-Nov. Febr., Apr. 2000-2500 Nord Kivu T ˚ C Rainfall (mm) Seasons (planting) Altitudes (m) Provinces

Variety evaluation, selection and release process ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Release requirements ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Data collection ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Data collection (cont’d) ,[object Object],[object Object],[object Object],[object Object],[object Object]

Variety characteristics considered by farmers and consumers for adoption ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Seed production schemes ,[object Object],[object Object],[object Object]

Seed production (cont’d) ,[object Object],[object Object]

Available facilities and staff in the potato program ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Potato varieties, their characteristics Good Good Good Fair Good Good Good Good Good Good Good Storability Tolerant Tolerant 90-105 Shallow to medium White Marita Susceptible Tolerant 90-105 Medium White 386022.2 Murhula Susceptible Susceptible tolerant > 120 Medium White 800954 Seseni Tolerant Moderate 90-105 Medium Red 381381.20 Kinja Susceptible Tolerant Tolerant 110-130 Shallow Yellow/pur Ple eyes 720118 Cruza 148 Tolerant Tolerant 100 Shallow White 382171.4 Nsimire Resistant Susceptible Tolerant to resistant 120-130 Medium Red 720097 Gahinga Tolerant Tolerant Resistant 120-130 Shallow to Medium Red-White R-8212-6 Mabondo Susceptible Tolerant 90-105 Medium Pink 380606.6 Enfula Susceptible Susceptible Moderate 100-115 Medium Pink 800949 Sangema Susceptible(PLRV) Susceptible Moderate 90-105 Shallow to Medium Red 720049 Montsama Resistance-Virus BW resistance LB resistance Vegetative cycle(days) Eye deph Skin color Clone Nber Variety

Methods used for variety maintenance ,[object Object],[object Object],[object Object]

Sources of seed planted by seed multipliers ,[object Object],[object Object],[object Object],[object Object]

Seed storage Diffused light store at Mulungu Center

Seed storage (cont’d) Farmer’s diffused light store

Methods used to break seed dormancy Pit in which seed potatoes are buried to break dormancy

Bottlenecks in seed production and dissemination ,[object Object],[object Object],[object Object]

Status of potato in dr congo

Empfohlen

Empfohlen

Weitere ähnliche Inhalte

Was ist angesagt?

Was ist angesagt? (20)

Ähnlich wie Status of potato in dr congo

Ähnlich wie Status of potato in dr congo (20)

Kürzlich hochgeladen

Kürzlich hochgeladen (20)

Status of potato in dr congo