搜索结果: 1-8 共查到“农学 Yam Dioscorea”相关记录8条 . 查询时间(0.093 秒)
Analyses of hybrid yam (Dioscorea rotundata Poir) on-farm trials in southwestern Nigeria
Hybrid local cultivar on-farm savanna rainforest staking
2009/11/1
Hybrid yam variety TDr 89/02665 was compared with a local cultivar Igbakumo in on-farm trials in southwestern Nigeria in 2006 and 2007. The trials were to determine the productivity of the hybrid yam ...
Structural Changes and Fate of Crystalloplastids during Growth of Calcium Oxalate Crystal Idioblasts in Japanese Yam (Dioscorea japonica Thunb.) Tubers
Calcium oxalate Crystal idioblast Crystalloplastid Electron microscopy Raphide Tuber Yam Yamanoimo
2009/7/29
The structural changes of crystalloplastids during calcium oxalate crystal idioblasts growth in Japanese yam tubers were examined by transmission electron microscopy. Idioblasts developed in the corte...
Cultural Technique for Efficient Seed Propagation of Chinese Yam(Dioscorea opposita Thunb.)
Cultural technique High yielding variety Planting density Seed propagation Seed rhizophore weight
2009/7/16
To make a new growing area for Chinese yam(D.opposita Thunb.), producers need a lot of rhizophore for seed. To establish an efficient cultural technique for its seed propagation, we examined the effec...
Present situation and several ways to improve productivity in Chinese yam(Dioscorea opposita Thunb.)cultivation
Present situation productivity Chinese yam
2009/7/15
Present situation and several ways to improve productivity in Chinese yam(Dioscorea opposita Thunb.)cultivation.
Effects of Using Virus Free Plants in the Chinese Yam (Dioscorea opposita Thunb.) Cultivation and Practical Method to Distinguish a Japanese Yam Mosaic Virus Plant(<Regular Paper>Agronomy)
Disease High yielding variety Japanese yam mosaic virus Virus free Yam (Dioscorea)
2009/7/14
To improve productivity in the cultivation of Chinese yam 'Tanba-yamanoimo' (Dioscorea opposita Thunb.), we investigated the effect of virus free plants on the yield of a high yielding variety 'Shinta...
Environmental stability of resistance to anthracnose and virus diseases of water yam（Dioscorea alata）
Colletotrichum gloeosporioides genotype × environment (G × E) interaction stable resistance water yam
2009/3/4
Yam anthracnose and virus diseases are the most important biotic constraints affecting yam production in the world. Six Dioscorea alata genotypes were evaluated for their reaction to these diseases ...
Economic assessment of seed-tuber practices of yam Dioscorea cayenensis and Dioscorea rotundata planting materials
Farmer yam-seed practices knowledge rate of emergence loss productivity profitability
2009/3/1
Planting material from different tuber parts (proximal, medial, distal) of four yam (Dioscorea cayenensis and Dioscorea rotundata) varieties (Laboko, Gangni, Alakitcha, Gnanlabo) showed significant di...
Growth and yield of white guinea yam（Dioscorea rotundata Poir.）influenced by NPK fertilization on a forest site in Nigeria
Crop growth rate Leaf area index Total dry matter yield
2009/2/19
Two field experiments were conducted at Evboneka in Edo State, Nigeria to determine the optimum fertilizer requirement of white guinea yam (Dioscorea rotundata Poir) and to develop an efficient fert...