Effect of cultivar maturity period on the growth and yield of potato plants grown from microtubers and conventional seed tubers

2004 ◽  
Vol 81 (5) ◽  
pp. 327-333 ◽  
Author(s):  
Jackson Kawakami ◽  
Kazuto Iwama ◽  
Yutaka Jitsuyama ◽  
Xu Zheng
1970 ◽  
Vol 35 (1) ◽  
pp. 37-50 ◽  
Author(s):  
MS Rahman ◽  
AM Akanda ◽  
IH Mian ◽  
MKA Bhuian ◽  
MR Karim

Performance of potato seed tubers of first, second, third, fourth, and fifth generations were evaluated against PVY and PLRV. Potato plants grown from first generation seed tubers were free from PVY infection. Incidence of the virus was the minimal at second generation, which increased afterwards steadily by third, fourth, and fifth generations. Incidence of PLRV was minimal at first generation. It increased gradually with the advancement of generation seed tubers showing the highest incidence at fifth generation. The highest plant growth and tuber yield were recorded at second generation, which was followed by third, fourth, and fifth generations. The highest reduction in plant height, tuber number, and tuber yield were recorded in 5th generation due to infection of PVY and PLRV. Keywords: Generation evaluation; PVY; PLRV; growth; yield; potato DOI: 10.3329/bjar.v35i1.5865Bangladesh J. Agril. Res. 35(1) : 37-50, March 2010


1964 ◽  
Vol 62 (1) ◽  
pp. 55-57 ◽  
Author(s):  
J. L. Beveridge ◽  
F. Hanley ◽  
R. H. Jarvis

1. Three experiments designed to investigate the effects of consolidation and aeration of soil beneath potato seed tubers before planting, and inter-row grubbing after planting, on the growth and yield of potatoes are described and the results discussed.2. Consolidation of furrows beneath seed tubers by tractor wheels at planting had no effect on total weight of ware-size tubers produced but increased the weight of mis-shapen waresize tubers. It is argued that this effect was related to soil moisture content and tilth at planting time.


2021 ◽  
pp. 14-22
Author(s):  
Adinda Wahyuni ◽  
Netti Herawati ◽  
Warnita Warnita

Aims: The purpose of this study was to obtain the best interaction between guano doses and mulch on the growth and yield of potato plants. Study Design: The experimental design used was factorial 2 factors in a completely randomized design (CRD). Place and Duration of Study: This experiment was carried out in Alahan Panjang, Lembah Gumanti District, Solok Regency, West Sumatra from March to June 2018. Methodology: Factorial design 2 factors was use in research. The first factor consisted of 4 levels of guano fertilizer doses of 0, 3, 6 and 9 t ha-1. The second factor consisted of black silver plastic mulch and black plastic mulch. Data were analyzed statistically with the Fisher test and if significantly different then continued with the Duncan’s New Multiple Range test (p≤0.05) Results: No interaction between guano fertilizer and the two types of mulch tested with respect to plant height, number of leaves, and smallest tuber diameter were observed. Guano fertilizer at 9 t ha-1 gave the best influence on the number of tubers and the diameter of tuber. Black plastic mulch had the best influence on the number of tubers, the diameter of tuber, the weight of tubers per plant and the weight of tubers per hectare. Conclusion: The dosage of guano fertilizer of 9 t ha-1gave the best effect on the number and diameter of tubers. The type of black plastic mulch gave the best effect on tuber number, tuber diameter, tuber weight per plant and tuber weight per hectare.


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