[PDF] Top 20 Directory UMM :Data Elmu:jurnal:S:Soil & Tillage Research:Vol56.Issue1-2.Jul2000:

... puddled soil layer poses considerable restrictions on cropping after ...rice, soil puddling has an adverse effect on the physical properties of the ... Lihat dokumen lengkap

... prepare soil for irrigated rice (Oryza sativa ...experiment. Soil moisture content and hydraulic potential in the upper 40 cm were measured regularly in ®ve replicate ...the soil was measured using ... Lihat dokumen lengkap

... improve soil physical conditions, it is expensive, time consuming and often wasteful in terms of residual moisture (Gomez and Zandstra, 1976; Zandstra, ...Zero tillage could therefore be bene®cial (Syar- ... Lihat dokumen lengkap

... for soil-water ...Vertisol soil at Ngale and an Andosol soil at Jambegede, in East Java, Indonesia where the season gradually changes from wet to dry ...hard soil, observed as a curling of the ... Lihat dokumen lengkap

... the soil drying period or impede the ¯ow of water through these ...surface tillage on crack formation during the fallow period, and on water ¯ow components during land preparation was investigated in ®eld ... Lihat dokumen lengkap

... systems research. The data were used to classify the soils into the local soil series, soil taxonomy and The Australian Soil Classi®cation ...These data were intended to ... Lihat dokumen lengkap

... Indonesia has been self-suf®cient in rice since 1985 through the success of the government coordinated BIMAS (mass guidance) and INMAS (mass intensi- ®cation) programs during past Five Year Plans or PELITAs. From 1984, ... Lihat dokumen lengkap

... in soil physical properties due to traditional methods of puddling for lowland rice (Oryza sativa ...increased soil strength of the puddled layer; both are thought to limit root ...Increasing soil ... Lihat dokumen lengkap

... one soil series (Macmerry) with the low particle densities mostly on sloping sites and high particle densities on level sites at the bottom of ...to tillage effects on the halloysitic (kaolinite) clay ... Lihat dokumen lengkap

... on soil cores drained to ÿ100 hPa water potential in the laboratory (cores sampled in years 4 and 5 after changing to direct drilling) appeared to be considerably lower for the coarse sandy soil at Korntved ... Lihat dokumen lengkap

... It is important to consider the yield potential and sensitivity to hydrothermal regimes of wheat cultivars recommended for different dates of sowing while studying their response to moisture conservation treat- ments. ... Lihat dokumen lengkap

... (Table 2). A net increase of soil loss occurred in ...the soil loss balance in part of the study ...(Table 2). However, in some cases, use of tillage parallel or oblique to the maximum ... Lihat dokumen lengkap

... In spring 1998, dry aggregate size distribution (ASD) and water stable aggregate (WSA) analyses were conducted. Soil samples from the 0 to 3 cm layer were collected from each plot before tillage treatments ... Lihat dokumen lengkap

... Ochraqualf) soil used in this study was collected from a long-term tillage ®eld experiment near Stone- ville, ...The soil was collected at random from within ®ve replications of conventional ... Lihat dokumen lengkap

... Because of the transient nature of snow cover, the frequency and intensity of measurements required to monitor changes in snow depth with time and space were beyond the scope of this study. Our objective in measuring ... Lihat dokumen lengkap

... the research site) managed by the Northeast Regional Climate Center (Ithaca, ...for soil measurements were installed in the fourth and ®fth non-traf®cked inter-row from the plot border within 5 days of ... Lihat dokumen lengkap

... intact soil cores were taken from CT and NT ®eld plots, respectively. Each soil core from CT ®eld plot was crushed gently and visible residues were picked out by hand, and 1 gm of 14 C- labeled corn leaf ... Lihat dokumen lengkap

... analysis PCA of these four loci identified two principal components PC1 and PC2 that resolved individuals into three discrete clusters corresponding to different species. Oysters were assigned to different species by ... Lihat dokumen lengkap

... Morris, A.M., see Heilbronn, L.K. 150 , 187 Morris, R., see Meraji, S. 150 , 403 Mulkins, M., see George, J. 150 , 285 Mu¨ller, J.G., see Sindermann, J.R. 150 , 331 Nagai, R., see Imanaga, Y. 150 , 343 Nakamura, ... Lihat dokumen lengkap

... understood, research and improved extension activities are needed in properly identify- ing shrimp disease problems, and their prevention and ...Prior research on disease prediction has essentially depended ... Lihat dokumen lengkap