Ruly Krisdiana

Farmers’ Preference of Cassava (Manihot esculenta Crantz) Varieties Introduced to Improve Plant Productivity in North Sumatra Province, Indonesia

Yudi Widodo, Ruly Krisdiana, Nila Prasetiaswati, Kartika Noerwijati, Arief Harsono, Didik Sucahyono, Tinuk S. Wahyuni, Titik Sundari, Made J. Mejaya, . Martias & I. G. K. D. Arsana · Annual Research & Review in Biology · 2021

A varietal testing had been undertaken in Pematangsiantar regency, North Sumatra province, Indonesia in 2015-2016. The objective of the study was to determine the preference of cassava growers to the introduced varieties compared to the existing cassava varieties. Twelve cassava...

Open access Research Article 10.9734/arrb/2021/v36i930422

Soybean Cultivation Technology Package on Tidal Swamp Lands in Indonesia

Arief Harsono, Dian A. A. Elisabeth, Sriwahyuni Indiati, Fachrur Rozi, Didik Harnowo, Titik Sundari, Yudi Widodo, Ruly Krisdiana & Made J. Mejaya · Annual Research & Review in Biology · 2021

The main constraints of the tidal swamp lands in Indonesia for soybean growth are low soil pH, high Al saturation, and low nutrient availability of N, P, K, Ca, and Mg. The objectives of this research were to determine tolerance of several soybean varieties to Al saturation level...

Open access Research Article 10.9734/arrb/2021/v36i730398