Portal de Periódicos da Embrapa

v.16, n.1, jan. 1981

Published: 2014-04-15

ENTOMOLOGY

Identification of maize kernels resistant to the maize weevils

Jamilton P. Santos, John E. Foster

39-43
- PDF (Português (Brasil))
DOI: https://doi.org/10.1590/S1678-3921.pab1981.v16.16467

STATISTICS

Use of the probability of type II error for determining the number of replications in the experimental designs

José Ruy Porto de Carvalho

69-75
- PDF (Português (Brasil))
DOI: https://doi.org/10.1590/S1678-3921.pab1981.v16.16567

FERTILIZATION

Food need and fertilizer policy

E. Malavolta

1-26
- PDF (Português (Brasil))
DOI: https://doi.org/10.1590/S1678-3921.pab1981.v16.16441

PHYTOPATHOLOGY

Conidial production, sporulation period and extension of lesion of Helminthosporium sativum on flag leaves of wheat

Y. R. Mehta

77-99
- PDF (Português (Brasil))
DOI: https://doi.org/10.1590/S1678-3921.pab1981.v16.16570

CROP SCIENCE

Weed control on young plantation of rubber tree under microregion

Francisco de Assis Castro, Ivandir Soares Campos

45-54
- PDF (Português (Brasil))
DOI: https://doi.org/10.1590/S1678-3921.pab1981.v16.16471

POMOLOGY

Influence of manure in the seedbed and naked seed on germination and vigor of mango rootstock

Alberto Carlos de Queiroz Pinto, Pedro Jaime de Carvalho Genú

111-115
- PDF (Português (Brasil))
DOI: https://doi.org/10.1590/S1678-3921.pab1981.v16.16577

GENETICS

Identification of genotypes as resistance sources to stink bugs pests of soybeans

Mercedes C. Carrão Panizzi, Irineu A. Bays, Romeu Afonso S. Kiihl, Marilda P. Porto

33-37
- PDF (Português (Brasil))
DOI: https://doi.org/10.1590/S1678-3921.pab1981.v16.16466
Plant stature heritability in wheat: estimate through the regression coefficient

Fernando I.F. de Carvalho, Wilhelmus P.M. Uitdewilligen, Luiz C. Federizzi, Edar P. Gomes, Alcenise B. Pfeifer, Matias A.O. Matos

55-67
- PDF (Português (Brasil))
DOI: https://doi.org/10.1590/S1678-3921.pab1981.v16.16474

IRRIGATION AND DRAINAGE

Annual yield potential of grain sorghum under irrigated conditions

Paulo Anselmo Andrade Aguiar

117-120
- PDF (Português (Brasil))
DOI: https://doi.org/10.1590/S1678-3921.pab1981.v16.16579

SOIL SCIENCE

Erosivity of rainfall and erosion losses under different management systems and crops covering in a reddish brown distrophic lateritic soil I. Second year results

Odilon E. Saraiva, Neroli P. Cogo, João Mielniczuk

121-128
- PDF (Português (Brasil))
DOI: https://doi.org/10.1590/S1678-3921.pab1981.v16.16595

VETERINARY SCIENCE

Gastro-intestinal nematodes of the zebu calves on native pasture in the Pantanal Region, Brazil. I. Prevalence, intensity of infection and seasonal variation

João Batista Catto, Hakaru Ueno

129-140
- PDF (Português (Brasil))
DOI: https://doi.org/10.1590/S1678-3921.pab1981.v16.16597

ANIMAL SCIENCE

Economic efficiency of nitrogen in cultivated pastures

Pedro Afonso Almeida de Salles, José Otávio Neto Gonçalves

27-31
- PDF (Português (Brasil))
DOI: https://doi.org/10.1590/S1678-3921.pab1981.v16.16464
Effect of cutting regimes on forage yield and quality of cool-season grass-legume mixtures

Eduardo Londero Moojen, João Carlos de Saibro

101-109
- PDF (Português (Brasil))
DOI: https://doi.org/10.1590/S1678-3921.pab1981.v16.16574
Effect of year period, air temperature and relative humidity on the growing-finishing boars performance

Carlos Roberto V.M. Pacheco, Alfredo Ribeiro de Freitas, Elias Tadeu Fialho

141-149
- PDF (Português (Brasil))
DOI: https://doi.org/10.1590/S1678-3921.pab1981.v16.16701